Submission #956609

#	Time	Username	Problem	Language	Result	Execution time	Memory
956609		DeltaStruct	Poi (IOI09_poi)	C++17	0 / 100	474 ms	16148 KiB

poi

#include <bits/stdc++.h>
using namespace std;
 
int main(){
  int n,m,q; cin >> n >> m >> q; vector A(n,vector<int>(m)); vector<int> B(m,n);
  for (int i(0);i < n;++i) for (int k(0),j;k < m;++k) (cin>>j),B[k]-=j;
  vector<int> C(n); iota(C.rbegin(),C.rend(),0); for (int i(0);i < n;++i) for (int k(0);k < m;++k) C[i] += A[i][k]*B[k]*n;
  sort(C.begin(),C.end(),greater<int>()); int r(n-q); for (int k(0);k < m;++k) r += A[q-1][k]*B[k]*n;
  cout << r/n << ' ' << upper_bound(C.begin(),C.end(),r)-C.begin() << endl;
}

• Subtask 1: 0 / 100