chenzehan2025's Competition History

Date Contest Rank Performance New Rating Diff
AtCoder Beginner Contest 452 1688 1428 260 -
AtCoder Regular Contest 218 1133 - - -
Polaris.AI Programming Contest 2026(AtCoder Beginner Contest 457) 3447 1020 486 +226
AtCoder Beginner Contest 458 2039 1357 734 +248
AtCoder Regular Contest++ 220 637 - - -
Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) 4190 936 763 +29
AtCoder Beginner Contest 460 4743 899 778 +15
AtCoder Regular Contest++ 221 449 - - -
AtCoder Beginner Contest 461 2731 1247 864 +86
CodeQUEEN 2026 -qual- (AtCoder Beginner Contest 462) 2734 1203 918 +54
AtCoder Beginner Contest 463 3344 1108 944 +26
Japanese Student Championship 2026 -Advance- Qualification (AtCoder Beginner Contest 464) 2490 1187 978 +34
AtCoder Regular Contest 223 910 - - -
AtCoder Beginner Contest 465 3371 1110 994 +16
AtCoder Beginner Contest 466 3083 1180 1018 +24
AtCoder Regular Contest-- 224 1144 1293 1055 +37
AtCoder Beginner Contest 467 4320 967 1044 -11
AtCoder Regular Contest 225 1267 - - -
AtCoder Beginner Contest 468 2163 1366 1086 +42
AtCoder Beginner Contest 469 10762 - - -
JPRS Programming Contest 2026#2 (AtCoder Beginner Contest 470) 1810 1413 1129 +43
UNIQUE VISION Programming Contest 2026 Summer (AtCoder Regular Contest 226) 949 - - -
AtCoder Beginner Contest 471 3216 1145 1130 +1
AtCoder Regular Contest 227 1137 - - -
AtCoder Beginner Contest 472 3063 1152 1133 +3
AtCoder Beginner Contest 473 2296 1314 1154 +21
AtCoder Regular Contest-- 229 2442 1000 1138 -16