Submission #293969

#	Time	Username	Problem	Language	Result	Execution time	Memory
293969		kshitij_sodani	Poi (IOI09_poi)	C++14	100 / 100	327 ms	23840 KiB

poi

#include <bits/stdc++.h>
using namespace std;
#define a first
#define b second
#define pb push_back

typedef long long llo;


int n,m,t;
int it[2001][2001];
int co[2001];
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin>>n>>m>>t;
	vector<pair<pair<int,int>,int>> ss;
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++){
			cin>>it[i][j];
			if(it[i][j]==0){
				co[j]+=1;
			}
		}
	}
	for(int i=0;i<n;i++){
		int so=0;
		int so2=0;
		for(int j=0;j<m;j++){
			if(it[i][j]==1){
				so+=co[j];
				so2+=1;
			}
		}
		ss.pb({{-so,-so2},i});
	}
	sort(ss.begin(),ss.end());
	for(int i=0;i<n;i++){
		if(ss[i].b==t-1){
			cout<<-ss[i].a.a<<" "<<i+1<<endl;
		}
	}
	


	return 0;
}

• Subtask 1: 100 / 100