#include<stdio.h> int mod(int a,int b ) { return a%b; } int main() { int a,b; while(scanf("%d %d",&a,&b)!=EOF) { printf("%dn",mod(a,b)); } return 0; }
#include<stdio.h> int mod(int a,int b ) { return a%b; } int main() { int a,b; while(scanf("%d %d",&a,&b)!=EOF) { printf("%dn",mod(a,b)); } return 0; }