Contest1356 - 24春第十八周初算8:30暑假三

2024-07-28 13:00:00
2024-07-31 17:00:00
Finished Public Server Current Time:2025-05-18 10:45:09

Contest Information

Problem ID Title Source/Category AC Submit Num
A【信息学奥赛一本通】全排列38
Bn个数取r个数的全排列1121
C练57.1 全排列问题1641
D全排列问题810
E素数环1028