struct stud{char num[6];int s[4];double ave=0.0;}a;main(){int i;for(i=0;i<4;i++)scanf("%d"
struct stud
{char num[6];
int s[4];
double ave=0.0;
}a;
main()
{int i;
for(i=0;i<4;i++)scanf("%d",&a.s[i]);
for(i=0;i<4;i++)a.ave+ =a.s[i];
printf("%f",a.ave);
}
错误:______
改正:______
参考答案:错误