Submission #1063929

#	Time	Username	Problem	Language	Result	Execution time	Memory
1063929		kingjuno	Poi (IOI09_poi)	C++14	0 / 100	381 ms	24244 KiB

poi

/*
        * king_juno
       * 2024-08-18  11:27:26
*/
#include <bits/stdc++.h>
using namespace std;

typedef long long int ll;
typedef long double ld;
typedef vector<ll> vl;
typedef map<ll,ll> mapi;

#define fast ios::sync_with_stdio(0);cin.tie(0);
#define fl(i, b) for (int i=0; i<(b); i++)
#define fr(i, a, b) for (int i=0; i<(b); i++)
#define el "\n"
#define sp " "
#define pb push_back
#define spre(x) fixed<<setprecision(x)
#define read(s) fl(i,s.size())cin>>s[i];
#define write(s) fl(i,s.size())cout<<s[i]<<sp;
#define sor(s) sort(s.begin(),s.end());
#define rsor(s) sort(s.rbegin(),s.rend());
#define inf INT_MAX
#define rev(a) reverse(a.begin(),a.end());
#define sumv(a) accumulate(a.begin(),a.end());
#define maxv(a) max_element(a.begin(),a.end());
#define minv(a) min_element(a.begin(),a.end());
#define cnt(a,x) count(a.begin(),a.end(),x);

bool sortsec(const pair<int,int> &a,const pair<int,int> &b)
{
    return (a.second < b.second);
}

int main(){
    ll n,t,p;
    cin>>n>>t>>p;
    vector<int> solved(t);
    vector<vector<int>> sarr(n);
    int done;
    fl(j, n){
        fl(i, t){
            cin>>done;
            sarr[j].push_back(done);
            solved[i]+=done;
        }
    }
    vector<int> points(t);
    fl(i, t){
        points[i] = n-solved[i];
    }
    vector<pair<int, int>> fpoint;
    fl(i, n){
        int done=0;
        int point=0;
        fl(j, t){
            if(sarr[i][j]){
                done++;
                point+=points[j];
            }
        }
        fpoint.push_back({point, done});
    }
    int phil = fpoint[p-1].first, pdone=fpoint[p-1].second;
    int rank=1;
    fl(i, n){
        if(i==p-1)continue;
        if(fpoint[i].first>phil)rank++;
        else if(fpoint[i].first==phil&&fpoint[i].second>pdone)rank++;
    }
    cout<<rank;
    return 0;
}

• Subtask 1: 0 / 100