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EvenOddIncrements Codeforces.cpp
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64 lines (61 loc) · 1.28 KB
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#include<bits/stdc++.h>
using namespace std;
int main()
{
long long t;
cin>>t;
while(t--)
{
long long n, q;
cin>>n>>q;
long a[n];
long long sum=0;
long long extrasum=0;
long long offsum=0;
long long cnt=0;
long long extracnt=0;
for(int i=0;i<n;i++)
{
cin>>a[i];
if(a[i]%2!=0){
cnt++;
offsum+=a[i];
}
else {
extracnt++;
extrasum+=a[i];
}
sum+=a[i];
}
for(long long i=0;i<q;i++)
{
long long x,y;
cin>>x>>y;
if(x==0)
{
sum+=y*extracnt;
if(y%2==0)
{
extracnt=extracnt;
}
else{
cnt=cnt+extracnt;
extracnt=0;
}
}
else
{
sum+=y*cnt;
if(y%2==0)
{
cnt=cnt;
}
else{
extracnt=extracnt+cnt;
cnt=0;
}
}
cout<<sum<<endl;
}
}
}