范例代码 include <stdio. h void maino int i=l:. int sum=0 while(i<=100) sum+=l; 1+十 printf("sum=%d\n",Sum)范例代码 include <stdio.h> void main() { int i=1; int sum=0; while (i<=100) { sum+=i; i++; } printf("sum=%d\n",sum); }