Question

c语言指针：从键盘输入两个整数给c1,c2两个变量,用函数交换c1和c2的值后输出.

Answer 1

#include<stdio.h>
void fun(int *c1,int *c2) { int k; k=*c1; *c1=*c2; *c2=k; }
void main() { int c1,c2;
scanf("%d%d",&c1,%c2); fun(&c1,&c2); printf("%d %d\n",c1,c2);
}