#include <stdio.h> int Sub(int a, int b) { return (a- b); } main() { int x, y, result = 0; scanf("%d,%d", &x,&y ); result = Sub(x,y ) ; printf("result = %d\n",result); }
当从键盘输入:6,3运行结果为:
result = 3
3
result =3
result=3
0
resuly = 3
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