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B.cpp
42 lines (41 loc) · 821 Bytes
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B.cpp
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#include<bits/stdc++.h>
using namespace std;
#define fastio ios_base::sync_with_stdio(false);cin.tie(NULL)
int main()
{
fastio;
long long t,n,i,j,ara[105],m[105],s[105],sum;
cin>>t;
while(t--)
{
cin>>n;
sum=0;
for(i=0;i<n;i++)
{
cin>>ara[i];
if(ara[i]>0)
m[i]=0;
else
m[i]=1;
}
for(i=0;i<n;i++)
{
if(i==0)
s[i]=m[i];
else
s[i]=s[i-1]+m[i];
}
for(i=0;i<n;i++)
{
for(j=i;j<n;j++)
{
if(i==0)
sum+=(j-i+1)+s[j];
else
sum+=(j-i+1)+s[j]-s[i-1];
}
}
cout<<sum<<"\n";
}
return 0;
}