Submission #994310

#	Time	Username	Problem	Language	Result	Execution time	Memory
994310		ducksaysquack	Poi (IOI09_poi)	C++98	100 / 100	157 ms	31832 KiB

poi

#include <bits/stdc++.h>
#define int long long
#define f first
#define s second
using namespace std;
signed main() {
	ios::sync_with_stdio(0); cin.tie(0);
	int n, k, p; cin >> n >> k >> p;
	vector<vector<int>> v(n, vector<int>(k)); vector<int> a(k); vector<pair<pair<int,int>,int>> b(n);
	for(int i=0;i<n;i++) for(int j=0;j<k;j++) {cin >> v[i][j]; a[j] += 1-v[i][j];}
	for(int i=0;i<n;i++) for(int j=0;j<k;j++) b[i].f.f += a[j]*v[i][j], b[i].f.s += v[i][j], b[i].s = -i;
	sort(begin(b),end(b),greater<pair<pair<int,int>,int>>());
	for(int i=0;i<n;i++) if(b[i].s == 1-p) cout << b[i].f.f << ' ' << i+1 << '\n';
}

• Subtask 1: 100 / 100