Justinshao's Competition History

Date Contest Rank Performance New Rating Diff
キーエンスプログラミングコンテスト2022(AtCoder Beginner Contest 274) 3182 - - -
NS Solutions Corporation Programming Contest 2023(AtCoder Beginner Contest 303) 5053 444 22 -
AtCoder Beginner Contest 314 1982 1162 204 +182
KEYENCE Programming Contest 2023 Summer(AtCoder Beginner Contest 315) 2041 1128 430 +226
GAMEFREAK Programming Contest 2023 (AtCoder Beginner Contest 317) 1554 1313 658 +228
THIRD PROGRAMMING CONTEST 2023 ALGO(AtCoder Beginner Contest 318) 4335 790 672 +14
AtCoder Beginner Contest 319 6323 788 685 +13
Toyota Programming Contest 2023#5(AtCoder Beginner Contest 320) 2201 1162 768 +83
SuntoryProgrammingContest2023(AtCoder Beginner Contest 321) 3951 800 769 +1
AtCoder Beginner Contest 322 3061 940 791 +22
UNIQUE VISION Programming Contest 2023 Autumn(AtCoder Beginner Contest 323) 2502 1076 831 +40
Japan Registry Services (JPRS) Programming Contest 2023 (AtCoder Beginner Contest 324) 2417 1076 864 +33
KEYENCE Programming Contest 2023 Autumn(AtCoder Beginner Contest 325) 1329 1314 930 +66
Panasonic Programming Contest 2023(AtCoder Beginner Contest 326) 4227 716 905 -25
HHKB Programming Contest 2023(AtCoder Beginner Contest 327) 6976 - - -
Toyota Programming Contest 2023#7(AtCoder Beginner Contest 328) 1904 1237 949 +44
Sky Inc, Programming Contest 2023(AtCoder Beginner Contest 329) 774 1634 1053 +104
ALGO ARTIS Programming Contest 2023 Autumn(AtCoder Regular Contest 168) 1499 - - -
TOYOTA SYSTEMS Programming Contest 2023(AtCoder Beginner Contest 330) 1525 1291 1083 +30
Daiwa Securities Co. Ltd. Programming Contest 2023(AtCoder Beginner Contest 331) 2215 1125 1087 +4
estie Programming Contest 2023 (AtCoder Regular Contest 169) 1711 393 1027 -60
AtCoder Beginner Contest 332 3540 722 997 -30
Toyota Programming Contest 2023#8(AtCoder Beginner Contest 333) 1689 1286 1032 +35
AtCoder Grand Contest 065 572 - - -
UNIQUE VISION Programming Contest 2023 Christmas (AtCoder Beginner Contest 334) 2461 - - -
AtCoder Beginner Contest 335 (Sponsored by Mynavi) 2037 1171 1048 +16
AtCoder Beginner Contest 336 2501 1024 1045 -3
AtCoder Regular Contest 171 2073 - - -
KAJIMA CORPORATION CONTEST 2024(AtCoder Beginner Contest 340) 1597 1292 1074 +29
HUAWEI Programming Contest 2024(AtCoder Beginner Contest 342) 5436 - - -
AtCoder Beginner Contest 343 2143 1198 1087 +13
Toyota Programming Contest 2024#3(AtCoder Beginner Contest 344) 2433 1135 1093 +6
AtCoder Regular Contest 173 864 - - -
Monoxer Programming Contest 2024(AtCoder Beginner Contest 345) 1482 1377 1126 +33
AtCoder Regular Contest 174 2096 - - -
UNIQUE VISION Programming Contest 2024 Spring(AtCoder Beginner Contest 346) 2272 1165 1130 +4
AtCoder Beginner Contest 347 11110 - - -
AtCoder Grand Contest 066 421 - - -
Toyota Programming Contest 2024#4(AtCoder Beginner Contest 348) 1020 1565 1183 +53
AtCoder Beginner Contest 349 1552 1368 1204 +21
AtCoder Beginner Contest 350 1890 1281 1212 +8
AtCoder Regular Contest 176 1301 - - -
AtCoder Beginner Contest 351 1881 - - -
AtCoder Beginner Contest 352 8510 - - -
AtCoder Beginner Contest 353 11397 - - -
AtCoder Regular Contest 177 558 - - -
Panasonic Programming Contest 2024(AtCoder Beginner Contest 354) 1348 1448 1239 +27
Tokio Marine & Nichido Fire Insurance Programming Contest 2024 (AtCoder Beginner Contest 355) 10809 - - -
AtCoder Beginner Contest 356 143 2400 1427 +188
SuntoryProgrammingContest2024(AtCoder Beginner Contest 357) 1778 1327 1418 -9
AtCoder Beginner Contest 358 1138 - - -
UNIQUE VISION Programming Contest 2024 Summer (AtCoder Beginner Contest 359) 1189 - - -
AtCoder Regular Contest 180 2575 - - -
AtCoder Beginner Contest 360 643 1714 1452 +34
Denso Create Programming Contest 2024(AtCoder Beginner Contest 361) 1240 1526 1459 +7
Toyota Programming Contest 2024#7(AtCoder Beginner Contest 362) 356 - - -
AtCoder Beginner Contest 363 3576 948 1417 -42
Toyota Programming Contest 2024#8(AtCoder Beginner Contest 365) 8024 - - -
AtCoder Beginner Contest 366 808 1701 1449 +32
AtCoder Beginner Contest 367 7722 - - -
Hitachi Vantara Programming Contest 2024(AtCoder Beginner Contest 368) 1264 - - -
Toyota Programming Contest 2024#9(AtCoder Beginner Contest 370) 1434 1443 1448 -1
AtCoder Beginner Contest 371 722 1746 1482 +34
UNIQUE VISION Programming Contest 2024 Autumn (AtCoder Beginner Contest 372) 9121 - - -
AtCoder Regular Contest 184 996 - - -
AtCoder Beginner Contest 373 9243 - - -
AtCoder Grand Contest 068 346 - - -
KEYENCE Programming Contest 2024(AtCoder Beginner Contest 374) 1010 1620 1497 +15
Panasonic Programming Contest 2024(AtCoder Beginner Contest 375) 940 - - -
AtCoder Regular Contest 185 1418 - - -
AtCoder Beginner Contest 376 1106 - - -
TOYOTA SYSTEMS Programming Contest 2024(AtCoder Beginner Contest 377) 928 - - -
AtCoder Beginner Contest 378 7180 - - -
Toyota Programming Contest 2024#11(AtCoder Beginner Contest 379) 1725 - - -
AtCoder Beginner Contest 380 3737 - - -
AtCoder Beginner Contest 381 1055 1437 1491 -6
estie Programming Contest 2024 (AtCoder Regular Contest 188) 881 - - -
AtCoder Beginner Contest 382 4952 - - -
Daiwa Securities Co. Ltd. Programming Contest 2024(AtCoder Beginner Contest 383) 4538 - - -
AtCoder Regular Contest 189 (Div. 2) 875 1389 1481 -10
Toyota Programming Contest 2024#12(AtCoder Beginner Contest 384) 4483 - - -
UNIQUE VISION Programming Contest 2024 Christmas (AtCoder Beginner Contest 385) 308 2002 1546 +65
AtCoder Beginner Contest 386 8215 - - -
AtCoder Grand Contest 070 270 - - -
AtCoder Beginner Contest 387 380 1934 1591 +45
HHKB Programming Contest 2025(AtCoder Beginner Contest 388) 10014 - - -
Toyota Programming Contest 2025(AtCoder Beginner Contest 389) 10661 - - -
AtCoder Beginner Contest 390 1014 1553 1587 -4
AtCoder Regular Contest 191 (Div. 2) 526 1745 1604 +17
AtCoder Beginner Contest 391 1991 - - -
Japan Registry Services (JPRS) Programming Contest 2025#1 (AtCoder Beginner Contest 392) 10833 - - -
AtCoder Regular Contest 192 (Div. 2) 1185 - - -
AtCoder Beginner Contest 393 312 2028 1655 +51
KAJIMA CORPORATION CONTEST 2025 (AtCoder Beginner Contest 394) 10712 - - -
AtCoder Beginner Contest 395 11051 - - -
AtCoder Beginner Contest 396 11156 - - -
AtCoder Regular Contest 194 (Div. 2) 1222 - - -
OMRON Corporation Programming Contest 2025 (AtCoder Beginner Contest 397) 11604 - - -
UNIQUE VISION Programming Contest 2025 Spring (AtCoder Beginner Contest 398) 8676 - - -
AtCoder Regular Contest 195 (Div. 2) 370 1840 1675 +20
AtCoder Beginner Contest 401 7579 - - -
Tokio Marine & Nichido Fire Insurance Programming Contest 2025 (AtCoder Beginner Contest 402) 10334 - - -
AtCoder Grand Contest 072 106 - - -
AtCoder Beginner Contest 403 654 - - -
AtCoder Beginner Contest 404 591 1764 1684 +9
AtCoder Regular Contest 197 (Div. 2) 1452 - - -
AtCoder Beginner Contest 405 234 2138 1738 +54
Panasonic Programming Contest 2025(AtCoder Beginner Contest 406) 943 1563 1722 -16
AtCoder Beginner Contest 407 188 - - -
AtCoder Beginner Contest 408 168 2139 1771 +49
AtCoder Beginner Contest 409 10816 - - -
AtCoder Beginner Contest 410 10712 - - -
AtCoder Beginner Contest 412 660 1733 1767 -4
Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) 228 2141 1811 +44
Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) 10437 - - -
AtCoder Regular Contest 202 (Div. 1) 527 - - -
AtCoder Beginner Contest 416 10840 - - -
AtCoder Beginner Contest 421 10247 - - -
AtCoder Regular Contest 205 (Div. 2) 1083 - - -
AtCoder Beginner Contest 423 628 - - -
Panasonic Programming Contest 2025(AtCoder Beginner Contest 427) 496 1797 1809 -2
AtCoder Beginner Contest 428 1158 1446 1778 -31
Polaris.AI Programming Contest 2025(AtCoder Beginner Contest 429) 9532 - - -
TOYOTA SYSTEMS Programming Contest 2025(AtCoder Beginner Contest 431) 8912 - - -
AtCoder Regular Contest 209 (Div. 1) 647 - - -
AtCoder Regular Contest 211 (Div. 2) 368 1716 1772 -6
AtCoder Beginner Contest 435 766 1657 1761 -11
AtCoder Beginner Contest 436 10100 - - -
UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437) 10280 - - -
AtCoder Beginner Contest 440 233 - - -
AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) 1824 1372 1727 -34
JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) 244 - - -
AtCoder Regular Contest 213 (Div. 1) 130 2421 1819 +92
Denso Create Programming Contest 2026(AtCoder Beginner Contest 443) 10067 - - -
AtCoder Beginner Contest 444 10838 - - -
AtCoder Beginner Contest 445 27 2400 1892 +73
AtCoder Beginner Contest 446 98 2400 1954 +62
AtCoder Regular Contest 215 1127 - - -