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1037.cpp
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30 lines (28 loc) · 733 Bytes
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#include <bits/stdc++.h>
using namespace std;
int main(){
ios::sync_with_stdio(false);
int nc, np;
cin>>nc;
vector<int> coupon(nc);
for(int i=0; i<nc; i++) cin>>coupon[i];
cin>>np;
vector<int> product(np);
for(int i=0; i<np; i++) cin>>product[i];
sort(coupon.begin(), coupon.end(), greater<int>());
sort(product.begin(), product.end(), greater<int>());
int i = 0, ans = 0;
while(i<coupon.size() && i<product.size() && coupon[i]>0 && product[i]>0){
ans += coupon[i] * product[i];
i++;
}
sort(coupon.begin(), coupon.end());
sort(product.begin(), product.end());
i = 0;
while(i<coupon.size() && i<product.size() && coupon[i]<0 && product[i]<0){
ans += coupon[i] * product[i];
i++;
}
cout<<ans;
return 0;
}