JebediahKerman

摘要： 1.circle ans=((10^k%n*m)%n+x)%n int power(k){ if(k==0)return 1%n; if(k==1)return 10%n; int p=power(k>>1); if(k%2==1)return ((p*p)%n*10)%n; return (p*p 阅读全文