逆元 (共7题)
ID Problem Title Source AC Ratio Solved Tries
3356 video HE 71% 15 28
3590 Divisors CTU Open 2005, POJ 2992 33% 4 12
3591 乘法逆元 XOJ 45% 5 11
3592 沙拉公主的困惑 SDOI 2008 60% 2 5
3744 Sumdiv Romania OI 2002, POJ 1845 43% 8 30
3987 Power Modulo Inverted SPOJ 3105 20% 4 20
3995 Devu and Flowers Codeforces 451E 33% 6 18