oj.uz

Submission #88636

# Submission time Handle Problem Language Result Execution time Memory
88636 2018-12-07T08:15:11 Z asifthegreat Geppetto (COCI15_geppetto) C++14
0 / 80
 2 ms 660 KB 
#include <bits/stdc++.h>
using namespace std;

int ans;
int n,m;

vector<int>subset;
bitset<2000000>vis;
int parent[2000000];
map<pair<int,int>,int>mp;

void go(int i)
{
    if(i == n+1){
        int size = subset.size();
        for(int i = 0; i < size;i++){
            for(int j = 0; j < size;j++){
                if(i == j)continue;
                if(mp[{subset[i],subset[j]}]){
                    ans--;return;
                }
            }
        }
        return;
    }
    if(i > 10000){
        cout << "sed  lyf\n";exit(0);
    }
    go(i+1);
    subset.push_back(i);
    go(i+1);
    subset.pop_back();
}

int main()
{   
    scanf("%d%d",&n,&m);
    for(int i = 0; i <= n;i++)parent[i] = i;
    int a,b;
    ans = 1<<(n-1);
    //set<pair<int,int>>st;
    for(int i = 1; i <= m;i++){
        scanf("%d%d",&a,&b);
        mp[{a,b}]++;
    }
    cout << ans << endl;
    return 0;
}

Compilation message

geppetto.cpp: In function 'int main()':
geppetto.cpp:37:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~
geppetto.cpp:43:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&a,&b);
         ~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 80.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Incorrect 2 ms 476 KB Output isn't correct
3 Incorrect 2 ms 492 KB Output isn't correct
4 Incorrect 2 ms 584 KB Output isn't correct
5 Incorrect 2 ms 588 KB Output isn't correct
6 Incorrect 2 ms 604 KB Output isn't correct
7 Incorrect 2 ms 604 KB Output isn't correct
8 Incorrect 2 ms 660 KB Output isn't correct
9 Incorrect 2 ms 660 KB Output isn't correct
10 Incorrect 2 ms 660 KB Output isn't correct