lihaochen's Competition History

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