[POJ1006] Biorhythms 中国剩余定理
当我们遇到关于x的形如ax\equiv 1 (\mod p)的同余方程时(gcd(a,p)=1),我们可以将其转化为求解方程ax+py=1的整数解。这个方程我们可以使用扩展欧几里得算法求解。但是当我们…
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