gongyueshu.zip_gongyueshu_函数调用

#include "stdio.h" int gcd (int a,int b) { int r; while ((r=a%b)!=0) {a=b;b=r;} return b ; } void main() { int m,n; scanf("%d,%d",&m,&n); printf("gcd=%d\n",gcd(m,n)); }