代码如下 #include
int main(){
int n,s,a[1000],k=0,b[1000],i,j,sum=0;
scanf("%d",&n);
while(n-->0){
scanf("%d",&s);
sum=0;
for(i = 0;i<s;i++)
{
scanf("%d",&b[i]);
k=0;
for(j=2;j<b[i];j++)
{ if(b[i]%j==0)
break;
if(b[i]%j!=0)
continue;
}
if(j==b[i])
{
sum+=b[i];
}
}
printf("%d",sum);
}
return 0;
}