求两数之和,用C语言怎么写?谢谢答:求输入的两数之和#include <stdio.h>int main (){int a,b,sum;printf{"Please enter x,y:"}; //提示输入x,y scanf{"%d,%d",&a,&b}; //将输入的值赋给a,b sum=a+b; //求和 printf{"the sum is %d",sum}; //输出sum的值 return (0);} 使用函数求和:include ...
求两数之和,用C语言怎么写?谢谢答:求输入的两数之和#include <stdio.h>int main (){int a,b,sum;printf{"Please enter x,y:"};//提示输入x,y scanf{"%d,%d",&a,&b};//将输入的值赋给a,b sum=a+b;//求和 printf{"the sum is d",sum};//输出sum的值 return (0);} 使用函数求和:include <stdio.h>int sum...
C语言:请编写一个程序,从键盘读入两个整数a和n,计算并输出a+aa+aaa+...答:include <stdio.h> void main(){int i,j,a,n,k=0,out=0;printf("请输入a与n:");scanf("%d %d",&a,&n);for(i=0;i<n;i++){ for(j=0;j<=i;j++){ k=k*10+a;} out+=k;k=0;} printf("the result is:%d\n",out);} 或者用楼上的公式 include <stdio.h> void ...