ccon081.c

来自「关于福建省计算机二级VC的历年真题,希望对考生有所帮助。」· C语言 代码 · 共 22 行

#include<stdio.h>
unsigned sum(unsigned n)
{
    unsigned i,/**/         /**/
    for(i=1;i<=n;i++)
       sum+=i;
    /**/             /**/
}
void main()
{
    int m;
    clrscr();
    printf("Please input a unsigned integer:");
    scanf("%d",&m);
    while(m<0){
    printf("Please input a unsigned integer:");
        scanf("%d",&m);
    }
   printf("\nThe sum is %d\n",/**/     /**/);
   getch();
}