C语言及程序设计 例程 - C语言程序初体验

#include <stdio.h>
int main( )
{
int a,b,sum;
scanf("%d %d", &a, &b);
sum=a+b;
printf("%d\n", sum);
return 0;
}

#include <stdio.h>
int main( )
{
int a,b,sum;
printf("请输入两个整数：");
scanf("%d %d", &a, &b);
sum=a+b;
printf("这两个整数的和是：%d\n", sum);
printf("计算完毕，谢谢使用！\n");
return 0;
}

#include <stdio.h>
int main( )
{
float f,m;
printf("Enter the length in feet: ");
scanf("%f", &f);
m = f / 3.28;
printf("%f feet is %f meters.\n", f, m);
return 0;
}