oj.uz

Submission #890905

# Submission time Handle Problem Language Result Execution time Memory
890905 2023-12-22T05:06:42 Z vjudge1 Jail (JOI22_jail) C++17
5 / 100
 46 ms 9584 KB 
#include <bits/stdc++.h>
using namespace std;/*
<<<<It's never too late for a new beginning in your life>>>>
Today is hard
  tomorrow will worse
  but the day after tomorrow will be the sunshine..
 
HARD WORK BEATS TALENT WHEN TALENT DOESN'T WORK HARD............
Never give up  */
//The most CHALISHKANCHIK
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define int long long
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pair<int,int> > vii;
const long long N = 1e5+50, inf = 1e18, mod = 1e9+7;
void solve(){
	int n;cin >> n;
	for(int i = 0, a, b; i < n-1; i++){
		cin >> a >> b;
	}
	int m;
	cin >> m;
	vii p(m);
	for(auto &[i, j]:p)cin >> i >> j;
	sort(all(p));
	set<int> st;
	for(int i = m-1; i >= 0; i--){
		if(!st.empty() && *st.begin() < p[i].ss){
			cout << "No\n";
			return;
		}
		st.insert(p[i].ss);
	}
	cout << "Yes\n";
}
main(){
	ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
	int t = 1;
	cin >> t;
	while(t--){
		solve();
	}
}

Compilation message

jail.cpp:41:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   41 | main(){
      | ^~~~

Subtask #1
5.0 / 5.0

# 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 Correct 1 ms 348 KB Output is correct
4 Correct 5 ms 348 KB Output is correct
5 Correct 11 ms 452 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 13 ms 1108 KB Output is correct
10 Correct 13 ms 1360 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 14 ms 1236 KB Output is correct
13 Correct 26 ms 4692 KB Output is correct
14 Correct 20 ms 2388 KB Output is correct
15 Correct 22 ms 2388 KB Output is correct
16 Correct 36 ms 3928 KB Output is correct
17 Correct 28 ms 5456 KB Output is correct
18 Correct 46 ms 9584 KB Output is correct
19 Correct 29 ms 5480 KB Output is correct
20 Correct 28 ms 4444 KB Output is correct
21 Correct 23 ms 2652 KB Output is correct
22 Correct 29 ms 5464 KB Output is correct

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 Correct 1 ms 348 KB Output is correct
4 Incorrect 1 ms 348 KB Output isn't correct
5 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 Correct 1 ms 348 KB Output is correct
4 Incorrect 1 ms 348 KB Output isn't correct
5 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 Correct 1 ms 348 KB Output is correct
4 Incorrect 1 ms 348 KB Output isn't correct
5 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 Correct 1 ms 348 KB Output is correct
4 Incorrect 1 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# 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 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 3 ms 348 KB Output is correct
6 Incorrect 1 ms 472 KB Output isn't correct
7 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 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 5 ms 348 KB Output is correct
5 Correct 11 ms 452 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 13 ms 1108 KB Output is correct
10 Correct 13 ms 1360 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 14 ms 1236 KB Output is correct
13 Correct 26 ms 4692 KB Output is correct
14 Correct 20 ms 2388 KB Output is correct
15 Correct 22 ms 2388 KB Output is correct
16 Correct 36 ms 3928 KB Output is correct
17 Correct 28 ms 5456 KB Output is correct
18 Correct 46 ms 9584 KB Output is correct
19 Correct 29 ms 5480 KB Output is correct
20 Correct 28 ms 4444 KB Output is correct
21 Correct 23 ms 2652 KB Output is correct
22 Correct 29 ms 5464 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Incorrect 1 ms 348 KB Output isn't correct
27 Halted 0 ms 0 KB -