oj.uz

Submission #721729

# Submission time Handle Problem Language Result Execution time Memory
721729 2023-04-11T06:52:43 Z Mr_Husanboy Event Hopping (BOI22_events) C++17
0 / 100
 155 ms 11516 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].ff > 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 0 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 1 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 1 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 1 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 155 ms 11516 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

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