#include <iostream> #include <cstdio> #include <algorithm> using namespace std; int main(){ int t; cin>>t; while(t--){ int max=0,sum=0; int n,a[999]; cin>>n; for(int i=0;i<n;i++) cin>>a[i]; sort(a,a+n); for(int i=0;i<n;i++){ sum=a[i]*(n-i); if(sum>max) max=sum; } cout<<max<<endl; } return 0; } |
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