HaibokunoShounen's Competition History

Date Contest Rank Performance New Rating Diff
AtCoder Beginner Contest 390 5817 581 31 -
AtCoder Beginner Contest 393 4538 760 125 +94
KAJIMA CORPORATION CONTEST 2025 (AtCoder Beginner Contest 394) 3010 1024 291 +166
AtCoder Beginner Contest 395 3722 894 414 +123
AtCoder Beginner Contest 396 4626 778 479 +65
OMRON Corporation Programming Contest 2025 (AtCoder Beginner Contest 397) 7542 380 455 -24
UNIQUE VISION Programming Contest 2025 Spring (AtCoder Beginner Contest 398) 7245 368 437 -18
AtCoder Beginner Contest 399 6157 563 452 +15
Tokio Marine & Nichido Fire Insurance Programming Contest 2025 (AtCoder Beginner Contest 402) 3025 957 534 +82
AtCoder Beginner Contest 403 1029 1474 712 +178
AtCoder Beginner Contest 404 5716 543 690 -22
AtCoder Beginner Contest 405 4074 863 712 +22
Panasonic Programming Contest 2025(AtCoder Beginner Contest 406) 2263 1162 776 +64
AtCoder Beginner Contest 407 2536 1110 821 +45
AtCoder Beginner Contest 408 2993 979 840 +19
AtCoder Beginner Contest 409 2030 1218 890 +50
AtCoder Beginner Contest 410 3551 915 892 +2
UNIQUE VISION Programming Contest 2025 Summer (AtCoder Beginner Contest 411) 2527 1035 909 +17
AtCoder Beginner Contest 412 1202 1459 984 +75
Denso Create Programming Contest 2025(AtCoder Beginner Contest 413) 2811 1029 989 +5
Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) 2557 1093 1000 +11
Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) 2640 1059 1006 +6
AtCoder Beginner Contest 416 2352 1151 1023 +17
AtCoder Beginner Contest 417 2710 1074 1028 +5
AtCoder Beginner Contest 418 2228 1167 1043 +15
AtCoder Beginner Contest 419 3959 867 1026 -17
AtCoder Beginner Contest 420 2163 1145 1039 +13
AtCoder Beginner Contest 421 1777 1288 1068 +29
AtCoder Regular Contest 205 (Div. 2) 2520 - - -
AtCoder Beginner Contest 424 1682 1215 1084 +16
AtCoder Beginner Contest 426 2669 1096 1085 +1
Sky Inc, Programming Contest 2025 (AtCoder Beginner Contest 434) 914 1509 1136 +51
AtCoder Beginner Contest 435 1114 1514 1181 +45
AtCoder Beginner Contest 436 1299 1484 1216 +35
UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437) 1105 1555 1256 +40
AtCoder Beginner Contest 438 1813 1327 1263 +7
AtCoder Beginner Contest 439 937 1584 1300 +37
JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) 685 1753 1355 +55
Denso Create Programming Contest 2026(AtCoder Beginner Contest 443) 137 2259 1486 +131
AtCoder Beginner Contest 444 2180 1320 1470 -16
AtCoder Beginner Contest 445 699 1727 1499 +29
AtCoder Beginner Contest 446 736 1686 1519 +20
AtCoder Regular Contest 215 1127 - - -
AtCoder Beginner Contest 447 669 1747 1544 +25
AtCoder Beginner Contest 449 988 1615 1552 +8
AtCoder Beginner Contest 450 875 1688 1566 +14
AtCoder Beginner Contest 452 1651 1438 1554 -12
AtCoder Beginner Contest 453 3287 1092 1515 -39
Keysight Technologies Programming Contest(AtCoder Beginner Contest 454) 2294 1232 1490 -25
AtCoder Beginner Contest 456 9550 - - -
Polaris.AI Programming Contest 2026(AtCoder Beginner Contest 457) 9769 - - -
AtCoder Beginner Contest 461 2593 1273 1470 -20
AtCoder Beginner Contest 463 1233 1573 1480 +10
AtCoder Beginner Contest 467 893 1708 1505 +25
AtCoder Beginner Contest 469 348 2024 1569 +64