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1.cpp
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80 lines (71 loc) · 1.22 KB
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#include<cstdio>
#include<vector>
using namespace std;
vector<int> v;
int main()
{
int t;
scanf("%d",&t);
while(t--)
{
v.clear();
int n;
long long sum=0;
int max=-1;
int index=0;
scanf("%d",&n);
v.resize(n);
for(int i=0;i<n;i++)
{
int b;
scanf("%d",&b);
if(b>max)
{
max=b;
index=i;
}
sum+=b;
v[i]=b;
}
if(n==1)
{
printf("%lld\n",sum);
continue;
}
int d1,d2;
d1=d2=0;
for(int i=0;i<index;i++)
{
d1+=v[i];
}
for(int i=n-1;i>index;i--)
{
d2+=v[i];
}
printf("%lld",sum);
if(d1<d2)
{
if((d1*2+v[n-1])<max)
{
sum-=max;
}
else
{
sum-=v[n-1];
}
}
else
{
if((d2*2+v[0])<max)
{
sum-=max;
}
else
{
sum-=v[0];
}
}
printf("%lld\n",sum);
}
return 0;
}