摘要：
1 /* 2 同余方程组 ： 3 设正整数m1.m2.mk两两互素，则方程组 4 x ≡ a1 (mod m1) 5 x ≡ a2 (mod m2) 6 x ≡ a3 (mod m3) 7 . 8 . 9 x ≡ ak (mod mk) 10 有整数解， 11 解为 x ≡ (a1 * M1 * 1/M1 + a2 * M2 * 1/M2 + a3 * M3 * 1/M3 ... 阅读全文
摘要：
http://acm.hdu.edu.cn/showproblem.php?pid=5768 Lucky7 Problem Description When ?? was born, seven crows flew in and stopped beside him. In its childho 阅读全文