函数定义
#include <stdio.h>
void sum(int a, int b);
int main(void)
{
int x, y;
char ch;
int answer;
printf("请输入两个整数(q退出)\n");
while (scanf("%d %d", &x, &y) == 2)
{
if (ch = getchar() == '\n')
{
printf("你所得到的结果是:%d \n", sum(x,y));
}
else
printf("输入错误\n");
}
printf("退出\n");
return 0;
}
void sum(int a, int b)
{
int total;
total = a + b;
}
求解, 我只是想自己试着用定义函数来求和,可是输出结果那里一直不知道要怎么弄