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Submission #721731

# Submission time Handle Problem Language Result Execution time Memory
721731 2023-04-11T06:53:01 Z Mr_Husanboy Event Hopping (BOI22_events) C++17
0 / 100
 107 ms 11548 KB 
    #include<bits/stdc++.h>
    using namespace std;
     
    #define all(a) (a).begin(), (a).end()
    template<typename T>
    int len(T &a){
        return a.size();
    }
    using ll = long long;
    #define ff first
    #define ss second

    void solve(){
        int n, q; cin >> n >> q;
        vector<pair<int,int>> e(n);
        map<int,int> mp;
        for(int i = 0; i < n; i ++){
            cin >> e[i].ff >> e[i].ss; 
            mp[e[i].ff] = 1; mp[e[i].ss] = 1;
        }
        map<int,int> id;
        for(auto [a,b] : mp){
            id[a] = len(id);
        }
        while(q --){
            int a, b;
            cin >> a >> b; 
            a --; b --;
            if(e[a].ss < e[b].ff || e[a].ss > e[b].ss){
                cout << "impossible";
            }else cout << 1;
            if(q)cout << '\n';
        }
    }

    int main(){
        ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
        int testcases = 1;
        //cin >> testcases;
        while(testcases --){
            solve();
            if(testcases) cout << '\n';
            #ifdef LOCAL
            else cout << '\n';
            cout << "__________________" << endl;
            #endif
        }
        return 0;
    }

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 107 ms 11548 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -