chenjun88's Competition History

Date Contest Rank Performance New Rating Diff
HHKB Programming Contest 2023(AtCoder Beginner Contest 327) 3614 870 64 -
Toyota Programming Contest 2023#7(AtCoder Beginner Contest 328) 3482 875 202 +138
Sky Inc, Programming Contest 2023(AtCoder Beginner Contest 329) 4561 622 269 +67
TOYOTA SYSTEMS Programming Contest 2023(AtCoder Beginner Contest 330) 4155 676 335 +66
Daiwa Securities Co. Ltd. Programming Contest 2023(AtCoder Beginner Contest 331) 7326 216 302 -33
AtCoder Beginner Contest 332 5111 403 312 +10
Toyota Programming Contest 2023#8(AtCoder Beginner Contest 333) 6154 591 349 +37
UNIQUE VISION Programming Contest 2023 Christmas (AtCoder Beginner Contest 334) 7081 283 335 -14
AtCoder Beginner Contest 335 (Sponsored by Mynavi) 4334 737 393 +58
AtCoder Beginner Contest 336 2753 969 487 +94
Toyota Programming Contest 2024#1(AtCoder Beginner Contest 337) 2038 1233 613 +126
AtCoder Beginner Contest 338 7154 - - -
Japan Registry Services (JPRS) Programming Contest 2024 (AtCoder Beginner Contest 339) 5426 633 615 +2
KAJIMA CORPORATION CONTEST 2024(AtCoder Beginner Contest 340) 4057 739 629 +14
Toyota Programming Contest 2024#2(AtCoder Beginner Contest 341) 5039 657 632 +3
HUAWEI Programming Contest 2024(AtCoder Beginner Contest 342) 4717 675 636 +4
AtCoder Beginner Contest 343 3682 907 670 +34
Toyota Programming Contest 2024#3(AtCoder Beginner Contest 344) 6279 519 654 -16
Monoxer Programming Contest 2024(AtCoder Beginner Contest 345) 5958 541 641 -13
UNIQUE VISION Programming Contest 2024 Spring(AtCoder Beginner Contest 346) 2765 1059 695 +54
AtCoder Beginner Contest 347 7033 393 666 -29
Toyota Programming Contest 2024#4(AtCoder Beginner Contest 348) 2318 1145 728 +62
AtCoder Beginner Contest 349 5183 640 719 -9
AtCoder Beginner Contest 350 5141 694 716 -3
AtCoder Beginner Contest 351 3859 867 733 +17
AtCoder Beginner Contest 352 6391 490 710 -23
AtCoder Beginner Contest 353 3619 941 736 +26
Panasonic Programming Contest 2024(AtCoder Beginner Contest 354) 4143 846 748 +12
Tokio Marine & Nichido Fire Insurance Programming Contest 2024 (AtCoder Beginner Contest 355) 5608 551 729 -19
SuntoryProgrammingContest2024(AtCoder Beginner Contest 357) 4633 773 734 +5
AtCoder Beginner Contest 358 7968 323 697 -37
Denso Create Programming Contest 2024(AtCoder Beginner Contest 361) 8666 231 653 -44
AtCoder Beginner Contest 363 10606 49 579 -74
Japan Registry Services (JPRS) Programming Contest 2024#2 (AtCoder Beginner Contest 364) 6057 515 572 -7
Toyota Programming Contest 2024#8(AtCoder Beginner Contest 365) 8845 253 541 -31
AtCoder Beginner Contest 366 5910 600 547 +6
AtCoder Beginner Contest 367 6173 554 548 +1
Hitachi Vantara Programming Contest 2024(AtCoder Beginner Contest 368) 4646 744 569 +21
AtCoder Beginner Contest 369 9692 50 499 -70
AtCoder Beginner Contest 371 5772 604 510 +11
UNIQUE VISION Programming Contest 2024 Autumn (AtCoder Beginner Contest 372) 4986 603 520 +10
KEYENCE Programming Contest 2024(AtCoder Beginner Contest 374) 5505 646 533 +13
Panasonic Programming Contest 2024(AtCoder Beginner Contest 375) 3773 908 577 +44
AtCoder Beginner Contest 376 1136 1533 718 +141
Toyota Programming Contest 2024#11(AtCoder Beginner Contest 379) 3360 905 738 +20
AtCoder Beginner Contest 380 2907 1024 770 +32
AtCoder Beginner Contest 381 2696 883 782 +12
AtCoder Beginner Contest 382 2759 928 798 +16
Daiwa Securities Co. Ltd. Programming Contest 2024(AtCoder Beginner Contest 383) 2801 1013 821 +23
Toyota Programming Contest 2024#12(AtCoder Beginner Contest 384) 2449 1076 850 +29
UNIQUE VISION Programming Contest 2024 Christmas (AtCoder Beginner Contest 385) 1915 1218 892 +42
AtCoder Beginner Contest 386 2384 1040 908 +16
AtCoder Beginner Contest 387 1866 1198 941 +33
HHKB Programming Contest 2025(AtCoder Beginner Contest 388) 1619 1331 986 +45
Toyota Programming Contest 2025(AtCoder Beginner Contest 389) 5423 627 955 -31
AtCoder Beginner Contest 390 1915 1249 988 +33
AtCoder Beginner Contest 391 1957 1213 1013 +25
Japan Registry Services (JPRS) Programming Contest 2025#1 (AtCoder Beginner Contest 392) 3002 1037 1015 +2
AtCoder Beginner Contest 393 3564 918 1006 -9
KAJIMA CORPORATION CONTEST 2025 (AtCoder Beginner Contest 394) 2855 1054 1011 +5
AtCoder Beginner Contest 395 1843 1255 1038 +27
AtCoder Beginner Contest 396 3100 1013 1035 -3
OMRON Corporation Programming Contest 2025 (AtCoder Beginner Contest 397) 4284 832 1016 -19
UNIQUE VISION Programming Contest 2025 Spring (AtCoder Beginner Contest 398) 1423 1384 1059 +43
AtCoder Beginner Contest 399 3113 1009 1054 -5
AtCoder Beginner Contest 400 1679 1320 1084 +30
AtCoder Beginner Contest 401 4136 837 1061 -23
Tokio Marine & Nichido Fire Insurance Programming Contest 2025 (AtCoder Beginner Contest 402) 5104 608 1023 -38
AtCoder Beginner Contest 403 2252 1073 1028 +5
AtCoder Beginner Contest 404 3038 983 1024 -4
AtCoder Beginner Contest 405 1038 1556 1089 +65
Panasonic Programming Contest 2025(AtCoder Beginner Contest 406) 2482 1115 1092 +3
AtCoder Beginner Contest 407 2558 1105 1093 +1
AtCoder Beginner Contest 408 1341 1397 1128 +35
AtCoder Beginner Contest 409 3894 860 1103 -25
AtCoder Beginner Contest 410 3264 965 1090 -13
UNIQUE VISION Programming Contest 2025 Summer (AtCoder Beginner Contest 411) 2205 1113 1093 +3
AtCoder Beginner Contest 412 2784 1028 1086 -7
Denso Create Programming Contest 2025(AtCoder Beginner Contest 413) 1614 1321 1112 +26
Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) 1900 1249 1126 +14
Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) 2223 1153 1129 +3
AtCoder Beginner Contest 416 2659 1088 1125 -4
AtCoder Beginner Contest 417 2254 1171 1130 +5
AtCoder Beginner Contest 418 1415 1384 1158 +28
AtCoder Beginner Contest 419 4398 801 1127 -31
AtCoder Beginner Contest 420 2191 1139 1128 +1
AtCoder Beginner Contest 421 2779 1064 1122 -6
AtCoder Beginner Contest 422 1329 1153 1125 +3
AtCoder Beginner Contest 423 3712 781 1095 -30
AtCoder Beginner Contest 424 4307 645 1057 -38
UNIQUE VISION Programming Contest 2025 Autumn (AtCoder Beginner Contest 425) 3221 895 1042 -15
AtCoder Beginner Contest 426 3362 970 1035 -7
Panasonic Programming Contest 2025(AtCoder Beginner Contest 427) 2734 - - -
AtCoder Beginner Contest 428 4971 668 1003 -32
Polaris.AI Programming Contest 2025(AtCoder Beginner Contest 429) 3185 916 994 -9
TOYOTA SYSTEMS Programming Contest 2025(AtCoder Beginner Contest 431) 7096 - - -
OMRON Corporation Programming Contest 2025 #2 (AtCoder Beginner Contest 432) 1758 1288 1027 +33
AtCoder Beginner Contest 433 3915 916 1017 -10
Sky Inc, Programming Contest 2025 (AtCoder Beginner Contest 434) 4326 624 983 -34
AtCoder Beginner Contest 435 4512 779 964 -19