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Accepted problems：618 problems

83 87 88 89 149 189 244 362 427 438 439 440 441 442 446 464 666 786 833 834 836 837 842 895 903 913 956 959 967 969 975 1129 1167 1177 1189 1193 1249 1250 1251 1252 1285 1288 1432 1436 1437 1465 1650 1785 1786 1787 1788 1789 1790 1811 1821 1838 1844 1851 1855 1856 1877 2064 2266 2347 2429 2548 2552 2560 2566 2580 2603 2620 2706 2708 2717 2723 2770 2809 2855 3059 3086 3089 3099 3100 3274 3301 3307 3318 3319 3506 3557 3576 3844 4000 4053 4055 4091 4094 4217 4228 4316 4322 4339 4344 4346 4366 4399 4406 4407 4408 4409 4420 4511 4556 4635 4657 4658 4660 4661 4802 4809 4811 4813 4827 4829 4860 4885 4888 4909 4946 5016 5019 5020 5069 5095 5113 5116 5137 5145 5148 5175 5186 5239 5245 5246 5338 5357 5374 5421 5424 5425 5434 5437 5453 5463 5523 5528 5530 5566 5571 5651 5657 5710 5742 5749 5817 5819 5823 5825 5827 5828 5875 5902 5909 6003 6141 6168 6178 6272 6300 6312 6315 6338 6340 6348 6355 6419 6432 6439 6441 6511 6515 6516 6517 6519 6520 6521 6525 6526 6530 6531 6532 6533 6534 6537 6608 6610 6625 6635 6645 6656 6658 6659 6660 6662 6663 6665 6678 6718 6755 6756 6757 6758 6759 6760 6777 6794 6807 7078 7088 7106 7177 7206 7277 7278 7279 7301 7415 7417 7419 7434 7435 7436 7437 7438 7439 7440 7441 7443 7444 7446 7453 7456 7475 7482 7497 7498 7499 7500 7519 7559 7562 7566 7569 7605 7606 7607 7616 7633 7650 7683 7685 7687 7689 7737 7754 7765 7779 7787 7792 7839 7878 7881 7883 7894 7899 7933 7934 7942 7943 7944 7945 7961 7987 7989 8016 8017 8035 8050 8085 8111 8165 8195 8222 8233 8351 8415 8517 8519 8520 8521 8524 8526 8527 8528 8529 8546 8577 8578 8579 8580 8581 8582 8583 8584 8595 8596 8597 8598 8601 8602 8640 8641 8643 8645 8647 8648 8649 8650 8651 8712 8713 8731 8739 8746 8781 8783 8784 8787 8788 8806 8807 8948 9038 9039 9040 9043 9044 9045 9046 9111 9115 9116 9123 9129 9135 9155 9157 9159 9205 9207 9242 9243 9244 9245 9246 9247 9248 9249 9250 9251 9252 9253 9254 9255 9352 9405 9406 9407 9408 9409 9410 9411 9412 9413 9414 9415 9416 9417 9422 9423 9424 9425 9426 9427 9428 9429 9430 9431 9432 9433 9434 9435 9436 9437 9442 9443 9446 9447 9449 9450 9452 9454 9456 9457 9461 9462 9463 9477 9479 9480 9482 9488 9492 9518 9521 9525 9528 9531 9532 9533 9535 9536 9538 9539 9540 9544 9548 9552 9557 9565 9566 9574 9604 9605 9606 9607 9608 9609 9611 9613 9615 9632 9634 9636 9638 9639 9643 9646 9649 9650 9683 9686 9714 9729 9737 9909 9971 9972 9973 9974 10042 10083 10137 10147 10148 10149 10150 10151 10178 10179 10180 10181 10182 10183 10184 10185 10237 10243 10245 10249 10250 10252 10311 10354 10485 10521 10742 10764 10780 10925 10926 10927 10928 10929 10930 10976 11110 11117 11270 11275 11282 11356 11357 11358 11362 11364 11365 11368 11401 11403 11404 11405 11409 11411 11412 11521 11547 11564 11567 11568 12020 12043 12044 12045 12049 12153 12156 12218 12221 12434 12998 13008 13024 13081 13083 13160 13235 13328 13377 13509 13559 13560 13902 13903 13904 13905 13906 13907 14025 14026 14051 14052 14053 14129 14130 14131 14133 14134 14136 14139 14140 14306 14308 14311 14312 14324 14336 14416 14417 14418 14419 14421 14426 14428 14429 14431 14432 14434 14573 14575 21637 21648 21739 21741 21743 21778 21807 21808 21809 21857 21858 21859 21860 21861 21862 21863 21888

Tried problems：14 problems

3269 4901 6181 7744 8000 8160 8646 9278 12220 14435 21740 21864 21889 21890

Authored problems：0 problem

None

Virtual Participations：9 contests

Name	Start time
International Olympiad in Informatics 2025 Day 2 (IOI 2025 Day 2)	2025-09-19 07:40:52
International Olympiad in Informatics 2025 Day 1 (IOI 2025 Day 1)	2025-09-17 07:38:46
Central European Olympiad in Informatics 2025 Day 1 (CEOI 2025 Day 1)	2025-09-05 07:39:56
The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 3	2025-06-27 07:56:25
JOI Open Contest 2025	2025-06-20 14:43:59
Korea IOI Team Selection Test (KOI TST) 2025, 1st Selection Contest	2025-06-11 07:51:03
Korea IOI Team Selection Test (KOI TST) 2024, 2nd Selection Contest	2025-06-04 07:58:04
Korea IOI Team Selection Test (KOI TST) 2024, 1st Selection Contest	2025-05-28 07:29:09
Ukrainian Olympiads in Informatics 2024, Stage IV, Day 1	2025-05-21 07:48:44