oj.uz

Submission #858304

# Submission time Handle Problem Language Result Execution time Memory
858304 2023-10-08T05:37:44 Z willychan Jail (JOI22_jail) C++14
0 / 100
 1 ms 456 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds

void solve(){
		int n;cin>>n;
		for(int i=0;i<n-1;i++){
			int a,b;cin>>a>>b;
		}
		vector<pair<int,int> > arr;
		int m;cin>>m;
		for(int i=0;i<m;i++){
			int s,t;cin>>s>>t;
			arr.push_back({s,t});
		}
		sort(arr.begin(),arr.end());
		for(int i=1;i<m;i++){
			if(arr[i].second<arr[i].first){
				cout<<"No\n";
				return;
			}
		}
		cout<<"Yes\n";
		return ;

}


int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	int q;cin>>q;
	while(q--){
		solve();
	}

	return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 456 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 456 KB Output isn't correct
3 Halted 0 ms 0 KB -