lihaochen's Competition History

Date Contest Duration Rank Performance New Rating Diff
AtCoder Beginner Contest 314 01:40 6087 393 20 -
SuntoryProgrammingContest2023(AtCoder Beginner Contest 321) 01:40 4302 752 101 +81
AtCoder Beginner Contest 322 01:40 4659 644 175 +74
UNIQUE VISION Programming Contest 2023 Autumn(AtCoder Beginner Contest 323) 01:40 5498 545 224 +49
Japan Registry Services (JPRS) Programming Contest 2023 (AtCoder Beginner Contest 324) 01:40 3346 887 332 +108
KEYENCE Programming Contest 2023 Autumn(AtCoder Beginner Contest 325) 01:40 7809 - - -
Panasonic Programming Contest 2023(AtCoder Beginner Contest 326) 01:40 4354 697 390 +58
HHKB Programming Contest 2023(AtCoder Beginner Contest 327) 01:40 4801 666 432 +42
Toyota Programming Contest 2023#7(AtCoder Beginner Contest 328) 01:40 6526 345 415 -17
Sky Inc, Programming Contest 2023(AtCoder Beginner Contest 329) 01:40 2624 999 513 +98
ALGO ARTIS Programming Contest 2023 Autumn(AtCoder Regular Contest 168) 02:00 1786 681 535 +22
TOYOTA SYSTEMS Programming Contest 2023(AtCoder Beginner Contest 330) 01:40 2246 1080 620 +85
Daiwa Securities Co. Ltd. Programming Contest 2023(AtCoder Beginner Contest 331) 01:40 3479 853 651 +31
AtCoder Beginner Contest 332 01:40 4270 572 640 -11
Toyota Programming Contest 2023#8(AtCoder Beginner Contest 333) 01:40 8330 356 609 -31
UNIQUE VISION Programming Contest 2023 Christmas (AtCoder Beginner Contest 334) 01:40 7397 241 567 -42
AtCoder Beginner Contest 335 (Sponsored by Mynavi) 01:40 4471 721 585 +18
AtCoder Beginner Contest 336 01:40 4925 563 582 -3
Toyota Programming Contest 2024#1(AtCoder Beginner Contest 337) 01:40 3773 893 621 +39
AtCoder Beginner Contest 338 01:40 3896 781 640 +19
Japan Registry Services (JPRS) Programming Contest 2024 (AtCoder Beginner Contest 339) 01:40 8340 270 602 -38
HUAWEI Programming Contest 2024(AtCoder Beginner Contest 342) 01:40 4873 649 607 +5
AtCoder Beginner Contest 343 01:40 2853 1049 663 +56
Toyota Programming Contest 2024#3(AtCoder Beginner Contest 344) 01:40 4065 846 684 +21
Monoxer Programming Contest 2024(AtCoder Beginner Contest 345) 01:40 3170 968 718 +34
UNIQUE VISION Programming Contest 2024 Spring(AtCoder Beginner Contest 346) 01:40 7313 329 682 -36
AtCoder Beginner Contest 347 01:40 7201 372 653 -29
Toyota Programming Contest 2024#4(AtCoder Beginner Contest 348) 01:40 6807 329 622 -31
AtCoder Beginner Contest 349 01:40 2903 1026 672 +50
AtCoder Beginner Contest 350 01:40 4252 827 689 +17
AtCoder Beginner Contest 351 01:40 3326 960 720 +31
AtCoder Beginner Contest 352 01:40 2816 1059 759 +39
AtCoder Beginner Contest 353 01:40 9034 - - -
Panasonic Programming Contest 2024(AtCoder Beginner Contest 354) 01:40 6651 502 736 -23
Tokio Marine & Nichido Fire Insurance Programming Contest 2024 (AtCoder Beginner Contest 355) 01:40 4174 778 740 +4
SuntoryProgrammingContest2024(AtCoder Beginner Contest 357) 01:40 2867 1071 778 +38
AtCoder Beginner Contest 358 01:40 2414 1172 825 +47
UNIQUE VISION Programming Contest 2024 Summer (AtCoder Beginner Contest 359) 01:40 6467 470 794 -31
AtCoder Beginner Contest 360 01:40 3016 908 806 +12
Denso Create Programming Contest 2024(AtCoder Beginner Contest 361) 01:40 6570 498 778 -28
Toyota Programming Contest 2024#7(AtCoder Beginner Contest 362) 01:40 3592 957 797 +19
AtCoder Beginner Contest 363 01:40 1378 1442 882 +85
Japan Registry Services (JPRS) Programming Contest 2024#2 (AtCoder Beginner Contest 364) 01:40 3461 931 887 +5
Toyota Programming Contest 2024#8(AtCoder Beginner Contest 365) 01:40 2077 1254 929 +42
AtCoder Beginner Contest 366 01:40 3310 988 935 +6
AtCoder Beginner Contest 367 01:40 2599 1125 956 +21
Hitachi Vantara Programming Contest 2024(AtCoder Beginner Contest 368) 01:40 3941 855 946 -10
AtCoder Beginner Contest 369 01:40 3729 877 939 -7
Toyota Programming Contest 2024#9(AtCoder Beginner Contest 370) 01:40 4190 857 931 -8
AtCoder Beginner Contest 371 01:40 4809 749 914 -17
UNIQUE VISION Programming Contest 2024 Autumn (AtCoder Beginner Contest 372) 01:40 2512 1067 931 +17
AtCoder Beginner Contest 373 01:40 3198 1015 939 +8
KEYENCE Programming Contest 2024(AtCoder Beginner Contest 374) 01:40 4784 752 922 -17
Panasonic Programming Contest 2024(AtCoder Beginner Contest 375) 01:40 3898 886 918 -4
AtCoder Beginner Contest 376 01:40 1806 1307 964 +46
AtCoder Beginner Contest 378 01:40 2289 1156 985 +21
Toyota Programming Contest 2024#11(AtCoder Beginner Contest 379) 01:40 1829 1251 1014 +29
AtCoder Beginner Contest 380 01:40 1273 1466 1068 +54
AtCoder Beginner Contest 381 01:40 2735 872 1050 -18
AtCoder Beginner Contest 382 01:40 1298 1322 1080 +30
Daiwa Securities Co. Ltd. Programming Contest 2024(AtCoder Beginner Contest 383) 01:40 2232 1143 1087 +7
Toyota Programming Contest 2024#12(AtCoder Beginner Contest 384) 01:40 1117 1488 1134 +47
UNIQUE VISION Programming Contest 2024 Christmas (AtCoder Beginner Contest 385) 01:40 1916 1217 1142 +8
AtCoder Beginner Contest 386 01:40 1687 1230 1152 +10
AtCoder Beginner Contest 387 01:40 2324 1072 1144 -8
HHKB Programming Contest 2025(AtCoder Beginner Contest 388) 01:40 2776 1043 1134 -10
Toyota Programming Contest 2025(AtCoder Beginner Contest 389) 01:40 4429 778 1103 -31
AtCoder Beginner Contest 390 01:40 1895 1255 1119 +16
AtCoder Beginner Contest 391 01:40 1923 1222 1130 +11
Japan Registry Services (JPRS) Programming Contest 2025#1 (AtCoder Beginner Contest 392) 01:40 1047 1582 1184 +54
AtCoder Beginner Contest 393 01:40 1046 1559 1227 +43
KAJIMA CORPORATION CONTEST 2025 (AtCoder Beginner Contest 394) 01:40 1321 1450 1252 +25
AtCoder Beginner Contest 395 01:40 973 1534 1283 +31
AtCoder Beginner Contest 396 01:40 1401 1411 1297 +14
OMRON Corporation Programming Contest 2025 (AtCoder Beginner Contest 397) 01:40 899 1625 1334 +37
UNIQUE VISION Programming Contest 2025 Spring (AtCoder Beginner Contest 398) 01:40 948 1566 1360 +26
AtCoder Regular Contest 195 (Div. 2) 02:00 1166 - - -
AtCoder Beginner Contest 399 01:40 1190 1480 1372 +12
AtCoder Beginner Contest 400 01:40 1498 1373 1372 ±0
AtCoder Beginner Contest 401 01:40 1482 1399 1375 +3
Tokio Marine & Nichido Fire Insurance Programming Contest 2025 (AtCoder Beginner Contest 402) 01:40 678 1706 1413 +38
AtCoder Beginner Contest 403 01:40 632 1707 1446 +33
AtCoder Beginner Contest 404 01:40 592 1764 1482 +36
AtCoder Beginner Contest 405 01:40 414 1931 1535 +53
Panasonic Programming Contest 2025(AtCoder Beginner Contest 406) 01:40 699 1687 1552 +17
AtCoder Beginner Contest 407 01:40 625 1745 1572 +20
AtCoder Beginner Contest 408 01:40 583 1758 1592 +20
AtCoder Beginner Contest 409 01:40 1893 1252 1563 -29
AtCoder Beginner Contest 410 01:40 697 1718 1579 +16
UNIQUE VISION Programming Contest 2025 Summer (AtCoder Beginner Contest 411) 01:40 1057 1488 1570 -9
AtCoder Regular Contest 201 02:00 838 1360 1551 -19
AtCoder Beginner Contest 412 01:40 939 1576 1553 +2
Denso Create Programming Contest 2025(AtCoder Beginner Contest 413) 01:40 900 1600 1558 +5
Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) 01:40 791 1648 1567 +9
Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) 01:40 1375 1387 1551 -16
AtCoder Beginner Contest 416 01:40 218 2155 1627 +76
AtCoder Beginner Contest 417 01:40 1515 1366 1604 -23
AtCoder Regular Contest 203 (Div. 2) 02:00 1160 1102 1562 -42
AtCoder Beginner Contest 418 01:40 2797 - - -
AtCoder Beginner Contest 419 01:40 1019 1551 1561 -1
AtCoder Beginner Contest 420 01:40 602 1692 1575 +14
AtCoder Beginner Contest 421 01:40 315 1983 1623 +48
AtCoder Beginner Contest 422 01:40 1925 - - -
AtCoder Beginner Contest 424 01:40 721 - - -
UNIQUE VISION Programming Contest 2025 Autumn (AtCoder Beginner Contest 425) 01:40 740 1630 1624 +1
AtCoder Beginner Contest 426 01:40 2210 1193 1587 -37
Panasonic Programming Contest 2025(AtCoder Beginner Contest 427) 01:40 781 1618 1590 +3
AtCoder Beginner Contest 428 01:40 721 1655 1597 +7
Polaris.AI Programming Contest 2025(AtCoder Beginner Contest 429) 01:40 237 2031 1648 +51
TOYOTA SYSTEMS Programming Contest 2025(AtCoder Beginner Contest 431) 01:40 314 1978 1686 +38
OMRON Corporation Programming Contest 2025 #2 (AtCoder Beginner Contest 432) 01:40 553 1782 1696 +10
AtCoder Beginner Contest 433 01:40 318 2005 1731 +35
Sky Inc, Programming Contest 2025 (AtCoder Beginner Contest 434) 01:40 234 2025 1764 +33
AtCoder Beginner Contest 435 01:40 452 1844 1772 +8
AtCoder Beginner Contest 436 01:40 281 2057 1804 +32
UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437) 01:40 526 1845 1808 +4
AtCoder Beginner Contest 438 01:40 337 1979 1826 +18
AtCoder Beginner Contest 439 01:40 387 1919 1836 +10
AtCoder Beginner Contest 440 01:40 452 1900 1843 +7
AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) 01:40 190 2232 1888 +45
JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) 01:40 86 2400 1951 +63
Denso Create Programming Contest 2026(AtCoder Beginner Contest 443) 01:40 45 2400 2004 +53
AtCoder Beginner Contest 444 01:40 595 - - -
AtCoder Regular Contest 214 02:00 1235 - - -
AtCoder Beginner Contest 445 01:40 85 - - -
AtCoder Regular Contest 215 02:00 159 2346 2043 +39
AtCoder Beginner Contest 447 01:40 334 - - -
AtCoder Beginner Contest 448 01:40 123 - - -
AtCoder Beginner Contest 449 01:40 248 - - -
AtCoder Beginner Contest 450 01:40 215 - - -
AtCoder Beginner Contest 451 01:40 136 - - -
AtCoder Beginner Contest 452 01:40 139 - - -
AtCoder Beginner Contest 453 01:40 207 - - -
Keysight Technologies Programming Contest(AtCoder Beginner Contest 454) 01:40 1233 - - -
Sky Inc, Programming Contest 2026 (AtCoder Beginner Contest 455) 01:40 378 - - -
AtCoder Beginner Contest 456 01:40 9550 - - -
Polaris.AI Programming Contest 2026(AtCoder Beginner Contest 457) 01:40 214 - - -
AtCoder Regular Contest-- 219 02:00 110 2366 2080 +37
SMBC Programming Contest #1 (AtCoder Beginner Contest 458) 01:40 217 - - -
AtCoder Regular Contest++ 221 02:30 137 2389 2115 +35
AtCoder Beginner Contest 461 01:40 79 - - -
CodeQUEEN 2026 -qual- (AtCoder Beginner Contest 462) 01:40 10763 - - -
AtCoder Beginner Contest 463 01:40 833 - - -
AtCoder Regular Contest-- 224 02:00 371 2006 2105 -10
AtCoder Beginner Contest 467 01:40 706 - - -
AtCoder Regular Contest 225 02:00 1553 - - -
AtCoder Beginner Contest 468 01:40 330 - - -
AtCoder Regular Contest-- 229 02:00 351 2087 2103 -2
AtCoder Beginner Contest 474 01:40 4056 - - -
AtCoder Beginner Contest 475 01:40 74 - - -
JIJ Programming Contest 2026(AtCoder Beginner Contest 476) 01:40 6729 - - -
AtCoder Regular Contest++ 230 02:30 141 2353 2130 +27
AtCoder Beginner Contest 480 01:40 438 - - -
AtCoder Beginner Contest 483 01:40 70 - - -