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Problem Set

Challenge yourself with our collection of practice problems. Solve problems from completed competitions or standalone problems to improve your skills.

Note: No points are awarded for standalone problems. These problems are available for practice only.

Continue where you left offContinue: Problem of the Day 4/29/26

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Iron

91 problems
1
Number Theory
Iron Round 3

Iron Round 3 Problem 1

Iron Round 3 Problem 1

Iron
2
Geometry
Iron Round 3

Iron Round 3 Problem 2

Iron Round 3 Problem 2

Iron
3
Combinatorics
Iron Round 3

Iron Round 3 Problem 3

Iron Round 3 Problem 3

Iron
4
Combinatorics
Iron Round 3

Iron Round 3 Problem 4

Iron Round 3 Problem 4

Iron
5
Combinatorics
Iron Round 3

Iron Round 3 Problem 5

Iron Round 3 Problem 5

Iron
6
Geometry
Iron Round 3

Iron Round 3 Problem 6

Iron Round 3 Problem 6

Iron
7
Algebra
Iron Round 3

Iron Round 3 Problem 7

Iron Round 3 Problem 7

Iron
8
Combinatorics
Iron Round 3

Iron Round 3 Problem 8

Iron Round 3 Problem 8

Iron
9
Algebra
Iron Round 3

Iron Round 3 Problem 9

Iron Round 3 Problem 9

Iron
10
Algebra
Iron Round 3

Iron Round 3 Problem 10

Iron Round 3 Problem 10

Iron
11
Geometry
Iron Round 4

Iron Round 4 Problem 1

Iron Round 4 Problem 1

Iron
12
Combinatorics
Iron Round 4

Iron Round 4 Problem 2

Iron Round 4 Problem 2

Iron
13
Number Theory
Iron Round 4

Iron Round 4 Problem 3

Iron Round 4 Problem 3

Iron
14
Algebra
Iron Round 4

Iron Round 4 Problem 4

Iron Round 4 Problem 4

Iron
15
Geometry
Iron Round 4

Iron Round 4 Problem 5

Iron Round 4 Problem 5

Iron
16
Number Theory
Iron Round 4

Iron Round 4 Problem 6

Iron Round 4 Problem 6

Iron
17
Algebra
Iron Round 4

Iron Round 4 Problem 7

Iron Round 4 Problem 7

Iron
18
Number Theory
Iron Round 4

Iron Round 4 Problem 8

Iron Round 4 Problem 8

Iron
19
Combinatorics
Iron Round 4

Iron Round 4 Problem 9

Iron Round 4 Problem 9

Iron
20
Combinatorics
Iron Round 4

Iron Round 4 Problem 10

Iron Round 4 Problem 10

Iron
21
Geometry
Iron Round 5

Iron Round 5 Problem 1

Iron Round 5 Problem 1

Iron
22
Geometry
Iron Round 5

Iron Round 5 Problem 2

Iron Round 5 Problem 2

Iron
23
Number Theory
Iron Round 5

Iron Round 5 Problem 3

Iron Round 5 Problem 3

Iron
24
Number Theory
Iron Round 5

Iron Round 5 Problem 4

Iron Round 5 Problem 4

Iron
25
Combinatorics
Iron Round 5

Iron Round 5 Problem 5

Iron Round 5 Problem 5

Iron
26
Combinatorics
Iron Round 5

Iron Round 5 Problem 6

Iron Round 5 Problem 6

Iron
27
Combinatorics
Iron Round 5

Iron Round 5 Problem 7

Iron Round 5 Problem 7

Iron
28
Algebra
Iron Round 5

Iron Round 5 Problem 8

Iron Round 5 Problem 8

Iron
29
Algebra
Iron Round 5

Iron Round 5 Problem 9

Iron Round 5 Problem 9

Iron
30
Algebra
Iron Round 5

Iron Round 5 Problem 10

Iron Round 5 Problem 10

Iron
31
Geometry
Iron Round 6

Iron Round 6 Problem 1

Iron Round 6 Problem 1

Iron
32
Algebra
Iron Round 6

Iron Round 6 Problem 2

Iron Round 6 Problem 2

Iron
33
Logic
Iron Round 6

Iron Round 6 Problem 3

Iron Round 6 Problem 3

Iron
34
Algebra
Iron Round 6

Iron Round 6 Problem 4

Iron Round 6 Problem 4

Iron
35
Number Theory
Iron Round 6

Iron Round 6 Problem 5

Iron Round 6 Problem 5

Iron
36
Number Theory
Iron Round 6

Iron Round 6 Problem 6

Iron Round 6 Problem 6

Iron
37
Combinatorics
Iron Round 6

Iron Round 6 Problem 7

Iron Round 6 Problem 7

Iron
38
Number Theory
Iron Round 6

Iron Round 6 Problem 8

Iron Round 6 Problem 8

Iron
39
Combinatorics
Iron Round 6

Iron Round 6 Problem 9

Iron Round 6 Problem 9

Iron
40
Combinatorics
Iron Round 6

Iron Round 6 Problem 10

Iron Round 6 Problem 10

Iron
41
Number Theory
Iron Round 7

Iron Round 7 Problem 1

Iron Round 7 Problem 1

Iron
42
Combinatorics
Iron Round 7

Iron Round 7 Problem 2

Iron Round 7 Problem 2

Iron
43
Algebra
Iron Round 7

Iron Round 7 Problem 3

Iron Round 7 Problem 3

Iron
44
Geometry
Iron Round 7

Iron Round 7 Problem 4

Iron Round 7 Problem 4

Iron
45
Algebra
Iron Round 7

Iron Round 7 Problem 5

Iron Round 7 Problem 5

Iron
46
Algebra
Iron Round 7

Iron Round 7 Problem 6

Iron Round 7 Problem 6

Iron
47
Combinatorics
Iron Round 7

Iron Round 7 Problem 7

Iron Round 7 Problem 7

Iron
48
Number Theory
Iron Round 7

Iron Round 7 Problem 8

Iron Round 7 Problem 8

Iron
49
Number Theory
Iron Round 7

Iron Round 7 Problem 9

Iron Round 7 Problem 9

Iron
50
Geometry
Iron Round 7

Iron Round 7 Problem 10

Iron Round 7 Problem 10

Iron
51
Algebra
Iron Round 8

Iron Round 8 Problem 1

Iron Round 8 Problem 1

Iron
52
Number Theory
Iron Round 8

Iron Round 8 Problem 2

Iron Round 8 Problem 2

Iron
53
Geometry
Iron Round 8

Iron Round 8 Problem 3

Iron Round 8 Problem 3

Iron
54
Algebra
Iron Round 8

Iron Round 8 Problem 4

Iron Round 8 Problem 4

Iron
55
Geometry
Iron Round 8

Iron Round 8 Problem 5

Iron Round 8 Problem 5

Iron
56
Number Theory
Iron Round 8

Iron Round 8 Problem 6

Iron Round 8 Problem 6

Iron
57
Algebra
Iron Round 8

Iron Round 8 Problem 7

Iron Round 8 Problem 7

Iron
58
Combinatorics
Iron Round 8

Iron Round 8 Problem 8

Iron Round 8 Problem 8

Iron
59
Combinatorics
Iron Round 8

Iron Round 8 Problem 9

Iron Round 8 Problem 9

Iron
60
Geometry
Iron Round 8

Iron Round 8 Problem 10

Iron Round 8 Problem 10

Iron
61
Algebra
Standalone

Problem of the day 4/23/26

Problem of the day 4/23/26

Problem of the Day
62
Number Theory
Standalone

Problem of the day 4/22/26

Problem of the day 4/22/26

Problem of the Day
63
Algebra
Standalone

Problem of the day 4/21/26

Problem of the day 4/21/26

Problem of the Day
64
Number Theory
Standalone

Problem of the Week Round 10

Problem of the Week Round 10

Problem of the Week
65
Number Theory
Standalone

POTD 4/20/2026

POTD 4/20/2026

Problem of the Day
66
Geometry
Standalone

Problem of the Week Round 9

Problem of the Week Round 9

Problem of the Week
67
Combinatorics
Standalone

Problem of the Week Round 9

Problem of the Week Round 9

Problem of the Week
68
Combinatorics
Standalone

Problem of the day 4/16/26

Problem of the day 4/16/26

Problem of the Day
69
Geometry
Standalone

Problem of the day 4/15/26

Problem of the day 4/15/26

Problem of the Day
70
Number Theory
Standalone

Problem of the day 4/14/26

Problem of the day 4/14/26

Problem of the Day
71
Number Theory
Standalone

Problem of the day 4/13/26

Problem of the day 4/13/26

Problem of the Day
72
Combinatorics
Standalone

Problem of the day 4/10/26

Problem of the day 4/10/26

Problem of the Day
73
Number Theory
Standalone

Problem of the day 4/9/26

Problem of the day 4/9/26

Problem of the Day
74
Number Theory
Standalone

Problem of the day 4/8/26

Problem of the day 4/8/26

Problem of the Day
75
Number Theory
Standalone

Problem of the Week Round 8

Problem of the Week Round 8

Problem of the Week
76
Number Theory
Standalone

Problem of the day 4/6/26

Problem of the day 4/6/26

Problem of the Day
77
Combinatorics
Standalone

Problem of the day 4/3/26

Problem of the day 4/3/26

Problem of the Day
78
Combinatorics
Standalone

Problem of the day 4/2/26

Problem of the day 4/2/26

Problem of the Day
79
Number Theory
Standalone

Problem of the day 4/1/26

Problem of the day 4/1/26

Problem of the Day
80
Algebra
Standalone

Problem of the Week Round 7

Problem of the Week Round 7

Problem of the Week
81
Algebra
Standalone

Problem of the day 3/31/26

Problem of the day 3/31/26

Problem of the Day
82
Algebra
Standalone

Problem of the day 3/27/26

Problem of the day 3/27/26

Problem of the Day
83
Combinatorics
Standalone

Problem of the day 3/26/26

Problem of the day 3/26/26

Problem of the Day
84
Algebra
Standalone

Problem of the day 3/25/26

Problem of the day 3/25/26

Problem of the Day
85
Algebra
Standalone

Problem of the Week Round 6

Problem of the Week Round 6

Problem of the Week
86
Algebra
Standalone

Problem of the day 3/24/26

Problem of the day 3/24/26

Problem of the Day
87
Algebra
Standalone

Problem of the day 3/20/26

Problem of the day 3/20/26

Problem of the Day
88
Geometry
Standalone

POTD 3/19/2026

POTD 3/19/2026

Problem of the Day
89
Combinatorics
Standalone

Problem of the day 3/17/26

Problem of the day 3/17/26

Problem of the Day
90
Number Theory
Standalone

Problem of the Week Round 5

Problem of the Week Round 5

Problem of the Week
91
Algebra
Standalone

Problem of the day 3/16/26

Problem of the day 3/16/26

Problem of the Day

Bronze

82 problems
1
Algebra
Bronze Round 3

Bronze Round 3 Problem 1

Bronze Round 3 Problem 1

Bronze
2
Combinatorics
Bronze Round 3

Bronze Round 3 Problem 2

Bronze Round 3 Problem 2

Bronze
3
Geometry
Bronze Round 3

Bronze Round 3 Problem 3

Bronze Round 3 Problem 3

Bronze
4
Algebra
Bronze Round 3

Bronze Round 3 Problem 4

Bronze Round 3 Problem 4

Bronze
5
Number Theory
Bronze Round 3

Bronze Round 3 Problem 5

Bronze Round 3 Problem 5

Bronze
6
Geometry
Bronze Round 3

Bronze Round 3 Problem 6

Bronze Round 3 Problem 6

Bronze
7
Geometry
Bronze Round 3

Bronze Round 3 Problem 7

Bronze Round 3 Problem 7

Bronze
8
Logic
Bronze Round 3

Bronze Round 3 Problem 8

Bronze Round 3 Problem 8

Bronze
9
Algebra
Bronze Round 3

Bronze Round 3 Problem 9

Bronze Round 3 Problem 9

Bronze
10
Algebra
Bronze Round 3

Bronze Round 3 Problem 10

Bronze Round 3 Problem 10

Bronze
11
Algebra
Bronze Round 4

Bronze Round 4 Problem 1

Bronze Round 4 Problem 1

Bronze
12
Algebra
Bronze Round 4

Bronze Round 4 Problem 2

Bronze Round 4 Problem 2

Bronze
13
Number Theory
Bronze Round 4

Bronze Round 4 Problem 3

Bronze Round 4 Problem 3

Bronze
14
Combinatorics
Bronze Round 4

Bronze Round 4 Problem 4

Bronze Round 4 Problem 4

Bronze
15
Combinatorics
Bronze Round 4

Bronze Round 4 Problem 5

Bronze Round 4 Problem 5

Bronze
16
Number Theory
Bronze Round 4

Bronze Round 4 Problem 6

Bronze Round 4 Problem 6

Bronze
17
Geometry
Bronze Round 4

Bronze Round 4 Problem 7

Bronze Round 4 Problem 7

Bronze
18
Geometry
Bronze Round 4

Bronze Round 4 Problem 8

Bronze Round 4 Problem 8

Bronze
19
Geometry
Bronze Round 4

Bronze Round 4 Problem 9

Bronze Round 4 Problem 9

Bronze
20
Number Theory
Bronze Round 4

Bronze Round 4 Problem 10

Bronze Round 4 Problem 10

Bronze
21
Algebra
Bronze Round 5

Bronze Round 5 Problem 1

Bronze Round 5 Problem 1

Bronze
22
Geometry
Bronze Round 5

Bronze Round 5 Problem 2

Bronze Round 5 Problem 2

Bronze
23
Algebra
Bronze Round 5

Bronze Round 5 Problem 3

Bronze Round 5 Problem 3

Bronze
24
Algebra
Bronze Round 5

Bronze Round 5 Problem 4

Bronze Round 5 Problem 4

Bronze
25
Geometry
Bronze Round 5

Bronze Round 5 Problem 5

Bronze Round 5 Problem 5

Bronze
26
Algebra
Bronze Round 5

Bronze Round 5 Problem 6

Bronze Round 5 Problem 6

Bronze
27
Combinatorics
Bronze Round 5

Bronze Round 5 Problem 7

Bronze Round 5 Problem 7

Bronze
28
Number Theory
Bronze Round 5

Bronze Round 5 Problem 8

Bronze Round 5 Problem 8

Bronze
29
Geometry
Bronze Round 5

Bronze Round 5 Problem 9

Bronze Round 5 Problem 9

Bronze
30
Algebra
Bronze Round 5

Bronze Round 5 Problem 10

Bronze Round 5 Problem 10

Bronze
31
Combinatorics
Bronze Round 6

Bronze Round 6 Problem 1

Bronze Round 6 Problem 1

Bronze
32
Geometry
Bronze Round 6

Bronze Round 6 Problem 2

Bronze Round 6 Problem 2

Bronze
33
Algebra
Bronze Round 6

Bronze Round 6 Problem 3

Bronze Round 6 Problem 3

Bronze
34
Combinatorics
Bronze Round 6

Bronze Round 6 Problem 4

Bronze Round 6 Problem 4

Bronze
35
Number Theory
Bronze Round 6

Bronze Round 6 Problem 5

Bronze Round 6 Problem 5

Bronze
36
Geometry
Bronze Round 6

Bronze Round 6 Problem 6

Bronze Round 6 Problem 6

Bronze
37
Number Theory
Bronze Round 6

Bronze Round 6 Problem 7

Bronze Round 6 Problem 7

Bronze
38
Algebra
Bronze Round 6

Bronze Round 6 Problem 8

Bronze Round 6 Problem 8

Bronze
39
Geometry
Bronze Round 6

Bronze Round 6 Problem 9

Bronze Round 6 Problem 9

Bronze
40
Algebra
Bronze Round 6

Bronze Round 6 Problem 10

Bronze Round 6 Problem 10

Bronze
41
Combinatorics
Bronze Round 7

Bronze Round 7 Problem 1

Bronze Round 7 Problem 1

Bronze
42
Number Theory
Bronze Round 7

Bronze Round 7 Problem 2

Bronze Round 7 Problem 2

Bronze
43
Combinatorics
Bronze Round 7

Bronze Round 7 Problem 3

Bronze Round 7 Problem 3

Bronze
44
Number Theory
Bronze Round 7

Bronze Round 7 Problem 4

Bronze Round 7 Problem 4

Bronze
45
Number Theory
Bronze Round 7

Bronze Round 7 Problem 5

Bronze Round 7 Problem 5

Bronze
46
Geometry
Bronze Round 7

Bronze Round 7 Problem 6

Bronze Round 7 Problem 6

Bronze
47
Algebra
Bronze Round 7

Bronze Round 7 Problem 7

Bronze Round 7 Problem 7

Bronze
48
Geometry
Bronze Round 7

Bronze Round 7 Problem 8

Bronze Round 7 Problem 8

Bronze
49
Combinatorics
Bronze Round 7

Bronze Round 7 Problem 9

Bronze Round 7 Problem 9

Bronze
50
Algebra
Bronze Round 7

Bronze Round 7 Problem 10

Bronze Round 7 Problem 10

Bronze
51
Algebra
Bronze Round 8

Bronze Round 8 Problem 1

Bronze Round 8 Problem 1

Bronze
52
Combinatorics
Bronze Round 8

Bronze Round 8 Problem 2

Bronze Round 8 Problem 2

Bronze
53
Number Theory
Bronze Round 8

Bronze Round 8 Problem 3

Bronze Round 8 Problem 3

Bronze
54
Combinatorics
Bronze Round 8

Bronze Round 8 Problem 4

Bronze Round 8 Problem 4

Bronze
55
Algebra
Bronze Round 8

Bronze Round 8 Problem 5

Bronze Round 8 Problem 5

Bronze
56
Geometry
Bronze Round 8

Bronze Round 8 Problem 6

Bronze Round 8 Problem 6

Bronze
57
Number Theory
Bronze Round 8

Bronze Round 8 Problem 7

Bronze Round 8 Problem 7

Bronze
58
Algebra
Bronze Round 8

Bronze Round 8 Problem 8

Bronze Round 8 Problem 8

Bronze
59
Combinatorics
Bronze Round 8

Bronze Round 8 Problem 9

Bronze Round 8 Problem 9

Bronze
60
Algebra
Bronze Round 8

Bronze Round 8 Problem 10

Bronze Round 8 Problem 10

Bronze
61
Algebra
Bronze Round 10

Bronze Round 10 Problem 1

Bronze Round 10 Problem 1

Bronze
62
Number Theory
Bronze Round 10

Bronze Round 10 Problem 2

Bronze Round 10 Problem 2

Bronze
63
Combinatorics
Bronze Round 10

Bronze Round 10 Problem 3

Bronze Round 10 Problem 3

Bronze
64
Algebra
Bronze Round 10

Bronze Round 10 Problem 5

Bronze Round 10 Problem 5

Bronze
65
Combinatorics
Bronze Round 10

Bronze Round 10 Problem 6

Bronze Round 10 Problem 6

Bronze
66
Number Theory
Bronze Round 10

Bronze Round 10 Problem 7

Bronze Round 10 Problem 7

Bronze
67
Number Theory
Bronze Round 10

Bronze Round 10 Problem 8

Bronze Round 10 Problem 8

Bronze
68
Geometry
Bronze Round 10

Bronze Round 10 Problem 9

Bronze Round 10 Problem 9

Bronze
69
Algebra
Bronze Round 10

Bronze Round 10 Problem 10

Bronze Round 10 Problem 10

Bronze
70
Number Theory
Bronze Round 11

Bronze Round 11 Problem 1

Bronze Round 11 Problem 1

Bronze
71
Combinatorics
Bronze Round 11

Bronze Round 11 Problem 2

Bronze Round 11 Problem 2

Bronze
72
Geometry
Bronze Round 11

Bronze Round 11 Problem 3

Bronze Round 11 Problem 3

Bronze
73
Algebra
Bronze Round 11

Bronze Round 11 Problem 4

Bronze Round 11 Problem 4

Bronze
74
Algebra
Bronze Round 11

Bronze Round 11 Problem 5

Bronze Round 11 Problem 5

Bronze
75
Number Theory
Bronze Round 11

Bronze Round 11 Problem 6

Bronze Round 11 Problem 6

Bronze
76
Algebra
Bronze Round 11

Bronze Round 11 Problem 7

Bronze Round 11 Problem 7

Bronze
77
Combinatorics
Bronze Round 11

Bronze Round 11 Problem 8

Bronze Round 11 Problem 8

Bronze
78
Geometry
Bronze Round 11

Bronze Round 11 Problem 9

Bronze Round 11 Problem 9

Bronze
79
Combinatorics
Bronze Round 11

Bronze Round 11 Problem 10

Bronze Round 11 Problem 10

Bronze
80
Number Theory
Standalone

Problem of the Day 4/29/26

Problem of the Day 4/29/26

Problem of the Day
81
Combinatorics
Standalone

Problem of the Day 4/28/26

Problem of the Day 4/28/26

Problem of the Day
82
Algebra
Standalone

Problem of the day 4/27/26

Problem of the day 4/27/26

Problem of the Day

Silver

59 problems
1
Combinatorics
Silver Round 4

Silver Round 4 Problem 1

Silver Round 4 Problem 1

Silver
2
Algebra
Silver Round 4

Silver Round 4 Problem 2

Silver Round 4 Problem 2

Silver
3
Combinatorics
Silver Round 4

Silver Round 4 Problem 3

Silver Round 4 Problem 3

Silver
4
Geometry
Silver Round 4

Silver Round 4 Problem 4

Silver Round 4 Problem 4

Silver
5
Number Theory
Silver Round 4

Silver Round 4 Problem 5

Silver Round 4 Problem 5

Silver
6
Algebra
Silver Round 4

Silver Round 4 Problem 6

Silver Round 4 Problem 6

Silver
7
Combinatorics
Silver Round 4

Silver Round 4 Problem 7

Silver Round 4 Problem 7

Silver
8
Algebra
Silver Round 4

Silver Round 4 Problem 8

Silver Round 4 Problem 8

Silver
9
Combinatorics
Silver Round 4

Silver Round 4 Problem 9

Silver Round 4 Problem 9

Silver
10
Number Theory
Silver Round 4

Silver Round 4 Problem 10

Silver Round 4 Problem 10

Silver
11
Geometry
Silver Round 5

Silver Round 5 Problem 1

Silver Round 5 Problem 1

Silver
12
Algebra
Silver Round 5

Silver Round 5 Problem 2

Silver Round 5 Problem 2

Silver
13
Combinatorics
Silver Round 5

Silver Round 5 Problem 3

Silver Round 5 Problem 3

Silver
14
Geometry
Silver Round 5

Silver Round 5 Problem 4

Silver Round 5 Problem 4

Silver
15
Algebra
Silver Round 5

Silver Round 5 Problem 5

Silver Round 5 Problem 5

Silver
16
Number Theory
Silver Round 5

Silver Round 5 Problem 6

Silver Round 5 Problem 6

Silver
17
Number Theory
Silver Round 5

Silver Round 5 Problem 7

Silver Round 5 Problem 7

Silver
18
Combinatorics
Silver Round 5

Silver Round 5 Problem 8

Silver Round 5 Problem 8

Silver
19
Combinatorics
Silver Round 5

Silver Round 5 Problem 9

Silver Round 5 Problem 9

Silver
20
Combinatorics
Silver Round 5

Silver Round 5 Problem 10

Silver Round 5 Problem 10

Silver
21
Algebra
Silver Round 6

Silver Round 6 Problem 1

Silver Round 6 Problem 1

Silver
22
Combinatorics
Silver Round 6

Silver Round 6 Problem 2

Silver Round 6 Problem 2

Silver
23
Algebra
Silver Round 6

Silver Round 6 Problem 4

Silver Round 6 Problem 4

Silver
24
Algebra
Silver Round 6

Silver Round 6 Problem 5

Silver Round 6 Problem 5

Silver
25
Geometry
Silver Round 6

Silver Round 6 Problem 6

Silver Round 6 Problem 6

Silver
26
Number Theory
Silver Round 6

Silver Round 6 Problem 7

Silver Round 6 Problem 7

Silver
27
Number Theory
Silver Round 6

Silver Round 6 Problem 8

Silver Round 6 Problem 8

Silver
28
Combinatorics
Silver Round 6

Silver Round 6 Problem 9

Silver Round 6 Problem 9

Silver
29
Combinatorics
Silver Round 6

Silver Round 6 Problem 10

Silver Round 6 Problem 10

Silver
30
Geometry
Silver Round 7

Silver Round 7 Problem 1

Silver Round 7 Problem 1

Silver
31
Algebra
Silver Round 7

Silver Round 7 Problem 2

Silver Round 7 Problem 2

Silver
32
Geometry
Silver Round 7

Silver Round 7 Problem 3

Silver Round 7 Problem 3

Silver
33
Combinatorics
Silver Round 7

Silver Round 7 Problem 4

Silver Round 7 Problem 4

Silver
34
Algebra
Silver Round 7

Silver Round 7 Problem 5

Silver Round 7 Problem 5

Silver
35
Combinatorics
Silver Round 7

Silver Round 7 Problem 6

Silver Round 7 Problem 6

Silver
36
Number Theory
Silver Round 7

Silver Round 7 Problem 7

Silver Round 7 Problem 7

Silver
37
Number Theory
Silver Round 7

Silver Round 7 Problem 8

Silver Round 7 Problem 8

Silver
38
Combinatorics
Silver Round 7

Silver Round 7 Problem 9

Silver Round 7 Problem 9

Silver
39
Algebra
Silver Round 7

Silver Round 7 Problem 10

Silver Round 7 Problem 10

Silver
40
Geometry
Silver Round 8

Silver Round 8 Problem 1

Silver Round 8 Problem 1

Silver
41
Combinatorics
Silver Round 8

Silver Round 8 Problem 2

Silver Round 8 Problem 2

Silver
42
Geometry
Silver Round 8

Silver Round 8 Problem 3

Silver Round 8 Problem 3

Silver
43
Algebra
Silver Round 8

Silver Round 8 Problem 4

Silver Round 8 Problem 4

Silver
44
Geometry
Silver Round 8

Silver Round 8 Problem 5

Silver Round 8 Problem 5

Silver
45
Combinatorics
Silver Round 8

Silver Round 8 Problem 6

Silver Round 8 Problem 6

Silver
46
Number Theory
Silver Round 8

Silver Round 8 Problem 7

Silver Round 8 Problem 7

Silver
47
Algebra
Silver Round 8

Silver Round 8 Problem 8

Silver Round 8 Problem 8

Silver
48
Combinatorics
Silver Round 8

Silver Round 8 Problem 9

Silver Round 8 Problem 9

Silver
49
Number Theory
Silver Round 8

Silver Round 8 Problem 10

Silver Round 8 Problem 10

Silver
50
Combinatorics
Silver Round 11

Silver Round 11 Problem 1

Silver Round 11 Problem 1

Silver
51
Geometry
Silver Round 11

Silver Round 11 Problem 2

Silver Round 11 Problem 2

Silver
52
Number Theory
Silver Round 11

Silver Round 11 Problem 3

Silver Round 11 Problem 3

Silver
53
Algebra
Silver Round 11

Silver Round 11 Problem 4

Silver Round 11 Problem 4

Silver
54
Number Theory
Silver Round 11

Silver Round 11 Problem 5

Silver Round 11 Problem 5

Silver
55
Geometry
Silver Round 11

Silver Round 11 Problem 6

Silver Round 11 Problem 6

Silver
56
Algebra
Silver Round 11

Silver Round 11 Problem 7

Silver Round 11 Problem 7

Silver
57
Geometry
Silver Round 11

Silver Round 11 Problem 8

Silver Round 11 Problem 8

Silver
58
Algebra
Silver Round 11

Silver Round 11 Problem 9

Silver Round 11 Problem 9

Silver
59
Combinatorics
Silver Round 11

Silver Round 11 Problem 10

Silver Round 11 Problem 10

Silver

Gold

60 problems
1
Algebra
Gold Round 5

Gold Round 5 Problem 1

Gold Round 5 Problem 1

Gold
2
Algebra
Gold Round 5

Gold Round 5 Problem 2

Gold Round 5 Problem 2

Gold
3
Combinatorics
Gold Round 5

Gold Round 5 Problem 3

Gold Round 5 Problem 3

Gold
4
Combinatorics
Gold Round 5

Gold Round 5 Problem 4

Gold Round 5 Problem 4

Gold
5
Geometry
Gold Round 5

Gold Round 5 Problem 5

Gold Round 5 Problem 5

Gold
6
Geometry
Gold Round 5

Gold Round 5 Problem 6

Gold Round 5 Problem 6

Gold
7
Number Theory
Gold Round 5

Gold Round 5 Problem 7

Gold Round 5 Problem 7

Gold
8
Number Theory
Gold Round 5

Gold Round 5 Problem 8

Gold Round 5 Problem 8

Gold
9
Number Theory
Gold Round 5

Gold Round 5 Problem 9

Gold Round 5 Problem 9

Gold
10
Combinatorics
Gold Round 5

Gold Round 5 Problem 10

Gold Round 5 Problem 10

Gold
11
Number Theory
Gold Round 6

Gold Round 6 Problem 1

Gold Round 6 Problem 1

Gold
12
Algebra
Gold Round 6

Gold Round 6 Problem 2

Gold Round 6 Problem 2

Gold
13
Geometry
Gold Round 6

Gold Round 6 Problem 3

Gold Round 6 Problem 3

Gold
14
Number Theory
Gold Round 6

Gold Round 6 Problem 4

Gold Round 6 Problem 4

Gold
15
Algebra
Gold Round 6

Gold Round 6 Problem 5

Gold Round 6 Problem 5

Gold
16
Algebra
Gold Round 6

Gold Round 6 Problem 6

Gold Round 6 Problem 6

Gold
17
Algebra
Gold Round 6

Gold Round 6 Problem 7

Gold Round 6 Problem 7

Gold
18
Algebra
Gold Round 6

Gold Round 6 Problem 8

Gold Round 6 Problem 8

Gold
19
Geometry
Gold Round 6

Gold Round 6 Problem 9

Gold Round 6 Problem 9

Gold
20
Combinatorics
Gold Round 6

Gold Round 6 Problem 10

Gold Round 6 Problem 10

Gold
21
Number Theory
Gold Round 7

Gold Round 7 Problem 1

Gold Round 7 Problem 1

Gold
22
Combinatorics
Gold Round 7

Gold Round 7 Problem 2

Gold Round 7 Problem 2

Gold
23
Geometry
Gold Round 7

Gold Round 7 Problem 3

Gold Round 7 Problem 3

Gold
24
Algebra
Gold Round 7

Gold Round 7 Problem 4

Gold Round 7 Problem 4

Gold
25
Combinatorics
Gold Round 7

Gold Round 7 Problem 5

Gold Round 7 Problem 5

Gold
26
Geometry
Gold Round 7

Gold Round 7 Problem 6

Gold Round 7 Problem 6

Gold
27
Combinatorics
Gold Round 7

Gold Round 7 Problem 7

Gold Round 7 Problem 7

Gold
28
Algebra
Gold Round 7

Gold Round 7 Problem 8

Gold Round 7 Problem 8

Gold
29
Number Theory
Gold Round 7

Gold Round 7 Problem 9

Gold Round 7 Problem 9

Gold
30
Algebra
Gold Round 7

Gold Round 7 Problem 10

Gold Round 7 Problem 10

Gold
31
Combinatorics
Gold Round 8

Gold Round 8 Problem 1

Gold Round 8 Problem 1

Gold
32
Geometry
Gold Round 8

Gold Round 8 Problem 2

Gold Round 8 Problem 2

Gold
33
Algebra
Gold Round 8

Gold Round 8 Problem 3

Gold Round 8 Problem 3

Gold
34
Number Theory
Gold Round 8

Gold Round 8 Problem 4

Gold Round 8 Problem 4

Gold
35
Algebra
Gold Round 8

Gold Round 8 Problem 5

Gold Round 8 Problem 5

Gold
36
Number Theory
Gold Round 8

Gold Round 8 Problem 6

Gold Round 8 Problem 6

Gold
37
Combinatorics
Gold Round 8

Gold Round 8 Problem 7

Gold Round 8 Problem 7

Gold
38
Geometry
Gold Round 8

Gold Round 8 Problem 8

Gold Round 8 Problem 8

Gold
39
Algebra
Gold Round 8

Gold Round 8 Problem 9

Gold Round 8 Problem 9

Gold
40
Combinatorics
Gold Round 8

Gold Round 8 Problem 10

Gold Round 8 Problem 10

Gold
41
Geometry
Gold Round 10

Gold Round 10 Problem 1

Gold Round 10 Problem 1

Gold
42
Combinatorics
Gold Round 10

Gold Round 10 Problem 2

Gold Round 10 Problem 2

Gold
43
Combinatorics
Gold Round 10

Gold Round 10 Problem 3

Gold Round 10 Problem 3

Gold
44
Algebra
Gold Round 10

Gold Round 10 Problem 4

Gold Round 10 Problem 4

Gold
45
Algebra
Gold Round 10

Gold Round 10 Problem 5

Gold Round 10 Problem 5

Gold
46
Number Theory
Gold Round 10

Gold Round 10 Problem 6

Gold Round 10 Problem 6

Gold
47
Geometry
Gold Round 10

Gold Round 10 Problem 7

Gold Round 10 Problem 7

Gold
48
Number Theory
Gold Round 10

Gold Round 10 Problem 8

Gold Round 10 Problem 8

Gold
49
Combinatorics
Gold Round 10

Gold Round 10 Problem 9

Gold Round 10 Problem 9

Gold
50
Number Theory
Gold Round 10

Gold Round 10 Problem 10

Gold Round 10 Problem 10

Gold
51
Number Theory
Gold Round 11

Gold Round 11 Problem 1

Gold Round 11 Problem 1

Gold
52
Geometry
Gold Round 11

Gold Round 11 Problem 2

Gold Round 11 Problem 2

Gold
53
Algebra
Gold Round 11

Gold Round 11 Problem 3

Gold Round 11 Problem 3

Gold
54
Algebra
Gold Round 11

Gold Round 11 Problem 4

Gold Round 11 Problem 4

Gold
55
Geometry
Gold Round 11

Gold Round 11 Problem 5

Gold Round 11 Problem 5

Gold
56
Combinatorics
Gold Round 11

Gold Round 11 Problem 6

Gold Round 11 Problem 6

Gold
57
Number Theory
Gold Round 11

Gold Round 11 Problem 7

Gold Round 11 Problem 7

Gold
58
Algebra
Gold Round 11

Gold Round 11 Problem 8

Gold Round 11 Problem 8

Gold
59
Number Theory
Gold Round 11

Gold Round 11 Problem 9

Gold Round 11 Problem 9

Gold
60
Geometry
Gold Round 11

Gold Round 11 Problem 10

Gold Round 11 Problem 10

Gold

Platinum

8 problems
1
Combinatorics
Platinum Round 7

Platinum Round 7 Problem 1

Platinum Round 7 Problem 1

Platinum
2
Algebra
Platinum Round 7

Platinum Round 7 Problem 2

Platinum Round 7 Problem 2

Platinum
3
Geometry
Platinum Round 7

Platinum Round 7 Problem 3

Platinum Round 7 Problem 3

Platinum
4
Number Theory
Platinum Round 7

Platinum Round 7 Problem 4

Platinum Round 7 Problem 4

Platinum
5
Combinatorics
Platinum Round 10

Platinum Round 10 Problem 1

Platinum Round 10 Problem 1

Platinum
6
Algebra
Platinum Round 10

Platinum Round 10 Problem 2

Platinum Round 10 Problem 2

Platinum
7
Geometry
Platinum Round 10

Platinum Round 10 Problem 3

Platinum Round 10 Problem 3

Platinum
8
Number Theory
Platinum Round 10

Platinum Round 10 Problem 4

Platinum Round 10 Problem 4

Platinum
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