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December456

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Accepted problems：106 problems

5 7 244 365 666 831 838 953 958 977 1286 1289 1318 1825 1883 1911 2210 2502 2551 2568 2573 2631 2810 3031 3299 3303 4327 4355 4635 4811 4812 4925 5016 5095 5202 5434 5575 5826 6035 6038 6194 6335 6338 6339 6354 6355 6441 6537 6631 6659 6756 7301 7313 7324 7396 7411 7413 7661 7737 7754 7759 7765 7774 7792 7855 7885 7899 7943 8047 8224 8227 8233 8302 8322 8370 8635 8640 8641 8808 8811 9155 9156 9159 9236 9237 9278 9317 9479 9540 9675 9737 9865 9911 9918 9986 10045 10294 10878 10958 12218 13079 13080 13082 13083 14318 21614

Tried problems：6 problems

117 4228 8642 10153 13081 13084

Authored problems：0 problem

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Virtual Participations：2 contests

Name	Start time
(China) National Olympiad in Informatics 2025 Day 2	2025-07-27 07:11:53
(China) National Olympiad in Informatics 2025 Day 1	2025-07-26 07:20:35