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Submission #475392

# Submission time Handle Problem Language Result Execution time Memory
475392 2021-09-22T09:12:45 Z Ahmed57 Izbori (COCI17_izbori) C++14
76 / 80
 140 ms 204 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main()
{
    int n,m,k;
    cin>>n>>m>>k;
    int arr[n][m];
    for(int i = 0;i<n;i++)for(int j = 0;j<m;j++)cin>>arr[i][j];
    for(int i=0;i<m;i++){
        map<int,int>mp;
        for(int j = 0;j<n;j++){
            mp[arr[j][i]]++;
        }
        if(i==0){
        long long ans = 0;
        int ma=0;
        for(auto j:mp){
            ma = max(ma,j.second);
        }
        for(auto j:mp){
            if(j.second==ma){
                ans=j.first;
                break;
            }
        }
        cout<<ans<<endl;
        }
    }
    int ans2=m;
    for(int mm=1;mm<(1<<m);mm++){
        int s[m+1]={0};
        int c=0;
        for(int i=0;i<m;i++){
            int a=(1<<i)&mm;
            if(a)s[i+1]=1;
            else c++;
        }
        int w=m;
        int ma=0;
        vector<int>temp;
        for(int i=0;i<n;i++){
            for(int j=0;j<m;j++){
                if(s[arr[i][j]]) {
                    temp.push_back(arr[i][j]);
                    break;
                }
            }
        }
        map<int,int>f;
        for(int i = 0;i<temp.size();i++){
            f[temp[i]]++;
        }
        for(int i=1;i<=m;i++){
            ma = max(ma,f[temp[i]]);
        }
        for(int i=1;i<=m;i++){
            if(f[i]==ma){
                w=i;
                break;
            }
        }
        if(w==k){
            ans2=min(ans2,c);
        }
    }
    cout<<ans2<<endl;
    return 0;
}

Compilation message

izbori.cpp: In function 'int main()':
izbori.cpp:51:24: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |         for(int i = 0;i<temp.size();i++){
      |                       ~^~~~~~~~~~~~

Subtask #1
76.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 204 KB Output is correct
2 Correct 43 ms 204 KB Output is correct
3 Correct 4 ms 204 KB Output is correct
4 Correct 28 ms 204 KB Output is correct
5 Correct 7 ms 204 KB Output is correct
6 Correct 5 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 49 ms 204 KB Output is correct
9 Correct 17 ms 204 KB Output is correct
10 Correct 3 ms 204 KB Output is correct
11 Correct 14 ms 204 KB Output is correct
12 Partially correct 70 ms 204 KB Partially correct
13 Correct 123 ms 204 KB Output is correct
14 Correct 64 ms 204 KB Output is correct
15 Correct 16 ms 204 KB Output is correct
16 Correct 135 ms 204 KB Output is correct
17 Correct 60 ms 204 KB Output is correct
18 Partially correct 127 ms 204 KB Partially correct
19 Correct 136 ms 204 KB Output is correct
20 Correct 140 ms 204 KB Output is correct