- (1)
- # include <stdio.h>
- int main()
- {
- int s=0;
- int a;
- for(a=22;a<=1002;a+=20)
- {
- s=s+a;
- }
- printf("%ld\n",s);
- return 0;
- }
- (2)
- #include "stdafx.h"
- int main(int argc, char* argv[]) {
- int s=0; int a=22; while (a<=1002) {
- s=s+a; a=a+20;
- } printf("%ld\n",s); return 0;
- }
- (3)
- #include "stdafx.h"
- int main(int argc, char* argv[]) {
- int s=0; int a=22; do{
- s=s+a; a=a+20;
- } while(a<=1002); printf("%d\n",s);
- return 0;
- }
3.1
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