laichenhao's Competition History

Date Contest Duration Rank Performance New Rating Diff
Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） 01:40 9004 - - -
Ｓｋｙ Inc, Programming Contest 2026 (AtCoder Beginner Contest 455) 01:40 9939 - - -
AtCoder Beginner Contest 456 01:40 9380 - - -
Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） 01:40 9769 - - -
AtCoder Regular Contest-- 219 02:00 1458 - - -
SMBC Programming Contest #1 (AtCoder Beginner Contest 458) 01:40 9301 - - -
Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) 01:40 11101 - - -
AtCoder Beginner Contest 460 01:40 8668 - - -
AtCoder Beginner Contest 461 01:40 11489 - - -
CodeQUEEN 2026 -qual- (AtCoder Beginner Contest 462) 01:40 10134 134 7 -
AtCoder Beginner Contest 463 01:40 7372 - - -
Japanese Student Championship 2026 -Advance- Qualification (AtCoder Beginner Contest 464) 01:40 8303 - - -
AtCoder Beginner Contest 465 01:40 10295 55 14 +7
AtCoder Beginner Contest 467 01:40 10151 - - -
AtCoder Beginner Contest 468 01:40 8858 319 39 +25
AtCoder Beginner Contest 469 01:40 9418 - - -
AtCoder Beginner Contest 472 01:40 9603 - - -
AtCoder Beginner Contest 475 01:40 10067 - - -
JIJ Programming Contest 2026（AtCoder Beginner Contest 476） 01:40 6693 - - -
AtCoder Beginner Contest 479 01:40 5286 - - -
AtCoder Beginner Contest 480 01:40 7739 - - -
SMBC Programming Contest #2 (AtCoder Beginner Contest 481） 01:40 8909 - - -
AtCoder Beginner Contest 482 01:40 6812 - - -
AtCoder Beginner Contest 483 01:40 8494 - - -