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43 changes: 43 additions & 0 deletions Weird Walk
Original file line number Diff line number Diff line change
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#include <bits/stdc++.h>
using namespace std;

int main() {
int t;
cin>>t;
while(t--)
{
int n;
cin>>n;
long long int a[n];
long long int b[n];
for(int i=0;i<n;i++)
{
cin>>a[i];
}
for(int i=0;i<n;i++)
{
cin>>b[i];
}
long long int k1=0;
long long int k2=0;
long long int cnt=0;
for(int i=0;i<n;i++)
{
if(k1==k2 && a[i]==b[i])
{
cnt=cnt+a[i];
k1=k1+a[i];
k2=k2+b[i];
}
else
{
k1=k1+a[i];
k2=k2+b[i];
}

}
cout<<cnt<<endl;
}
// your code goes here
return 0;
}