Submission #753772

#	Time	Username	Problem	Language	Result	Execution time	Memory
753772		vjudge1	Poi (IOI09_poi)	C++98	0 / 100	547 ms	16928 KiB

poi

#include <bits/stdc++.h>
using namespace std;
bool comparator(pair <pair<int, int>, int> a, pair <pair<int, int>, int> b){
	if(a.first.first>b.first.first) return true;
	if(a.first.first==b.first.first&&a.second>b.second) return true;
	if(a.first.first==b.first.first&&a.first.second<b.first.second) return true;
	return false;
}
int main(){
	int n, t, p;
	cin >> n >> t >> p;
	int task[t+2];
	vector <pair <int, int>> rank;
	for(int i=0; i<n; i++){
		for (int j = 1; j <= t; ++j){
			int x;
			cin >> x;
			if(x==0) task[j]++;
			if(x==1) rank.push_back(make_pair(j, i));
		}
	}
	vector <pair <pair <int, int>, int>> final(n+2);
	for (int i = 0; i < rank.size(); ++i){
		final[rank[i].second].first.first+=task[rank[i].first];
		final[rank[i].second].first.second=rank[i].second;
		final[rank[i].second].second++;
	}
	sort(final.rbegin(), final.rend(), comparator);
	for (int i = 0; i < n; ++i){
		if(final[i].first.second==p-1){
			cout << final[i].first.first << " " << i+1 << endl;
		}
	}
}

Compilation message (stderr)

poi.cpp: In function 'int main()':
poi.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for (int i = 0; i < rank.size(); ++i){
      |                  ~~^~~~~~~~~~~~~

• Subtask 1: 0 / 100