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CF_1471_B.cpp
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53 lines (53 loc) · 1.14 KB
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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main()
{
cin.tie(0);cin.sync_with_stdio(0);
cout.tie(0);cout.sync_with_stdio(0);
int t = 1;
cin >> t;
while (t--)
{
int size, x;
cin>>size>>x;
vector<ll> vec(size);
ll sum=0;
int flag=0;
for(int i=0; i<size; i++)
{
cin>>vec[i];
sum+=vec[i];
}
vector<pair<ll, ll>> vec1;
for(int i=0; i<size; i++)
{
if(vec[i]%x==0)
{
pair<ll, ll> p1={vec[i]/x, x};
vec1.push_back(p1);
}
else
{
flag=1;
break;
}
}
int count=0;
for(int i=0; i<vec1.size(); i++)
{
sum+=(vec1[i].first)*vec1[i].second;
if(flag==0 && vec1[i].first%x==0)
{
pair<ll, ll>p1={vec1[i].first/x, vec1[i].second*x};
vec1.push_back(p1);
}
else
{
flag=1;
}
}
cout<<sum<<endl;
}
return 0;
}