Submission #419404

#	Time	Username	Problem	Language	Result	Execution time	Memory
419404		chirathnirodha	Poi (IOI09_poi)	C++17	100 / 100	398 ms	4216 KiB

poi

//Coded by Chirath Nirodha
#include<bits/stdc++.h>
using namespace std;
#include<ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define MP make_pair
#define PB push_back
#define F first
#define S second
#define I insert
#define P push
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> indexed_tree;
const ll mod=1e9+7;
inline void io(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}
void solve(){
    io();
    int n,t,p;cin>>n>>t>>p;p--;
    bool arr[n][t];
    for(int i=0;i<n;i++)for(int j=0;j<t;j++)cin>>arr[i][j];
    ll points[t];memset(points,0,sizeof(points));
    for(int j=0;j<t;j++)for(int i=0;i<n;i++)if(!arr[i][j])points[j]++;
    vector<pair<ll,pair<int,int> > > rank; 
    for(int i=0;i<n;i++){
        ll x=0,y=0;
        for(int j=0;j<t;j++)if(arr[i][j]){x+=points[j];y++;}
        rank.PB(MP(x,MP(y,-i)));
    }
    sort(rank.begin(),rank.end());
    for(int i=0;i<n;i++)if(rank[i].S.S==-p){cout<<rank[i].F<<" "<<n-i<<endl;return;}
}
int main(){
    io();
    solve();
}

• Subtask 1: 100 / 100