Problems

# Title Solved
53 Austria 2023 Final Round Problem 1 1
52 China South-Eastern 2024 Problem 2 0
51 Italy February Round 2025 P5 2
50 Quadratic Residue Exercise 1
49 Italy February Round 2025 Problem 4 3
48 Liouville Function Problem 1
47 Wedge Product Inequality 1
43 Test Contest 1 Problem C 3
42 Test Contest 1 Problem B 4
41 Test Contest 1 Problem A 3
40 City Zhautykov 2023 Grade 8 Problem 7 6
39 City Zhautykov 2023 Grade 8 Problem 3 1
38 City Zhautykov 2023 Grade 8 Problem 2 3
37 City Zhautykov 2024 Grade 8 Problem 2 2
36 City Zhautykov 2024 Grade 8 Problem 1 9
35 City Zhautykov 2025 Grade 8 Problem 1 5
34 City Zhautykov 2025 Grade 8 Problem 8 3
33 Weighted Turán's Theorem 1
32 Fibonacci Divisibility 1
31 Kazakhstan Regional 2026 Grade 11 Problem 1 5
30 Latvian National 2025 Grade 10 Problem 1 6
29 Kazakhstan District 2025 Grade 11 Problem 1 9
28 Fan–Taussky–Todd Inequality 0
27 2025 Israel National Olympiad Problem 7 2
26 Coefficients Product Bound 2