Question

杭电acm1003为什么Presentation Error

#include<iostream>
using namespace std;
int main()
{
int T;
int sum,max,beg,end,temp,num,num_1,a;
cin>>T;
for(int i=0;i!=T;++i){
sum=0;
max=-1001;
beg=end=1;
temp=1;
cin>>num;
num_1=num;
while(num_1--){
cin>>a;
if (sum<0&&a>sum&&a<0)
{
sum=0;
temp=num-num_1;
}
if (sum<0&&a>0)
{
sum=0;
temp=num-num_1;
}
sum+=a;
if(sum>max){
beg=temp;
end=num-num_1;
max=sum;
}
if(sum<0&&max>0){
temp=num-num_1+1;
sum=0;
}
}
cout<<"Case"<<i+1<<":"<<endl
<<max<<'\t'<<beg<<'\t'<<end<<endl;
if (i!=T-1)
{
cout<<endl;
}
}
return 0;
}

Answer 1

cout<<"Case "<<i+1<<":"<<endl
<<max<<'\t'<<beg<<'\t'<<end<<endl;

Case后面有一个空格