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Submission #720669

# Submission time Handle Problem Language Result Execution time Memory
720669 2023-04-08T22:10:53 Z AnjaJ Poi (IOI09_poi) C++14
100 / 100
 276 ms 7996 KB 
#include <bits/stdc++.h>
#include <cstring>
using namespace std;

struct Res{
    int ID, Tasks, Points;
    Res(){ID = Tasks = Points = 0;}

    bool operator<(const Res &r) const{
        if(Points != r.Points) return Points>r.Points;
        if(Tasks != r.Tasks) return Tasks>r.Tasks;
        return ID<r.ID;
    }
};

int PhilID;
int Contestants;
int Tasks;
vector<Res> Results(2001);
bool T[2001][2001];
int Values[2001];

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    cin>>Contestants>>Tasks>>PhilID;
    Results.resize(Contestants+1);

    for(int i=1; i<=Contestants; i++)
    {
        Results[i].ID = i;
        Results[i].Tasks = Results[i].Points = 0;
    }
    for(int i=1; i<=Tasks; i++)
    {
        Values[i] = Contestants;
    }

    for(int i=1; i<=Contestants; i++)
    {
        for(int j=1; j<=Tasks; j++)
        {
            cin>>T[i][j];
            if(T[i][j])
            {
                Values[j]--;
                Results[i].Tasks++;
            }
        }
    }

    for(int i=1; i<=Contestants; i++)
    {
        for(int j=1; j<=Tasks; j++)
        {
            if(T[i][j])
            {
                Results[i].Points += Values[j];
            }
        }
    }

    sort(Results.begin(), Results.end());

    for(int i=0; i<Results.size(); i++)
    {
        if(Results[i].ID == PhilID)
        {
            cout<<Results[i].Points<<" "<<i+1<<'\n';
        }
    }

    return 0;

    /*for(int i=1; i<=Tasks; i++)
    {
        cout<<Values[i]<<" ";
    }*/
    /*cout<<endl;
    for(int i=1; i<=Contestants; i++)
    {
        for(int t : Results[i])
        {
            cout<<t<<" ";
        }
        cout<<endl;
    }*/
}

Compilation message

poi.cpp: In function 'int main()':
poi.cpp:68:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Res>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |     for(int i=0; i<Results.size(); i++)
      |                  ~^~~~~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 356 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 356 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 3 ms 724 KB Output is correct
11 Correct 9 ms 1108 KB Output is correct
12 Correct 15 ms 1620 KB Output is correct
13 Correct 42 ms 2860 KB Output is correct
14 Correct 57 ms 3920 KB Output is correct
15 Correct 100 ms 5568 KB Output is correct
16 Correct 113 ms 5960 KB Output is correct
17 Correct 165 ms 7040 KB Output is correct
18 Correct 188 ms 7276 KB Output is correct
19 Correct 242 ms 7996 KB Output is correct
20 Correct 276 ms 7864 KB Output is correct