问题描述：
#include main(){int grade,s=0; printf("enter grade:"); scanf("%d",&grade); while(grade>0)
#include
main(){int grade,s=0;
printf("enter grade:");
scanf("%d",&grade);
while(grade>0){
if(grade%2==0)
s=s+grade;
scanf("%d",grade);
}
printf("%d",s);
return 0;
}
#include
main(){int grade,s=0;
printf("enter grade:");
scanf("%d",&grade);
while(grade>0){
if(grade%2==0)
s=s+grade;
scanf("%d",grade);
}
printf("%d",s);
return 0;
}
问题解答：
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