Submission #1209186

#TimeUsernameProblemLanguageResultExecution timeMemory
1209186ziyad_alharbiPoi (IOI09_poi)C++20
100 / 100
148 ms31848 KiB
#include<bits/stdc++.h> using namespace std; #define int long long main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,m,p; cin>>n>>m>>p; p--; int s[n]={},w[m]={},a[n][m]={}; for(int x=0;x<n;x++) { for(int y=0;y<m;y++) { cin>>a[x][y]; w[y]+=(a[x][y]?0:1); } } array<int,3>ar[n]; for(int x=0;x<n;x++) { int cnt=0; for(int y=0;y<m;y++) { s[x]+=w[y]*a[x][y]; cnt+=a[x][y]; } ar[x]={-s[x],-cnt,x}; } sort(ar,ar+n); int ps=0; for(int x=0;x<n;x++) { if(ar[x][2]==p) { ps=x+1; } } cout<<s[p]<<' '<<ps; }

Compilation message (stderr)

poi.cpp:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main()
      | ^~~~
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