逆元 (共8题)
ID Problem Title Source AC Ratio Solved Tries
3356 video HE 71% 15 28
3590 Divisors CTU Open 2005, POJ 2992 23% 10 48
3591 乘法逆元 XOJ 50% 10 20
3592 沙拉公主的困惑 SDOI 2008 37% 6 19
3744 Sumdiv Romania OI 2002, POJ 1845 45% 9 33
3987 Power Modulo Inverted SPOJ 3105 20% 4 20
3995 Devu and Flowers Codeforces 451E 33% 6 18
4558 乘法逆元 XOJ 85% 11 13