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Submission #475390

# Submission time Handle Problem Language Result Execution time Memory
475390 2021-09-22T09:11:10 Z Ahmed57 Izbori (COCI17_izbori) C++14
76 / 80
 144 ms 204 KB 
#include <bits/stdc++.h>
using namespace std;
int 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:50:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |         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 44 ms 204 KB Output is correct
3 Correct 4 ms 204 KB Output is correct
4 Correct 29 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 4 ms 204 KB Output is correct
11 Correct 16 ms 204 KB Output is correct
12 Partially correct 62 ms 204 KB Partially correct
13 Correct 126 ms 204 KB Output is correct
14 Correct 63 ms 204 KB Output is correct
15 Correct 16 ms 204 KB Output is correct
16 Correct 144 ms 204 KB Output is correct
17 Correct 63 ms 204 KB Output is correct
18 Partially correct 134 ms 204 KB Partially correct
19 Correct 141 ms 204 KB Output is correct
20 Correct 142 ms 204 KB Output is correct