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Submission #309211

# Submission time Handle Problem Language Result Execution time Memory
309211 2020-10-02T21:58:46 Z cgiosy Roller Coaster Railroad (IOI16_railroad) C++17
0 / 100
 98 ms 4344 KB 
#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
using ll=long long;

ll plan_roller_coaster(vector<int> S, vector<int> E) {
	const int N=S.size();
	vector<int> X(N);
	iota(X.begin(), X.end(), 0);
	sort(X.begin(), X.end(), [&](int i, int j) { return S[i]<S[j]; });
	int s=1e9, e=0;
	for(int i:X) {
		if(e<=S[i]) e=E[i];
		else if(s<E[i]) return 1;
		s=S[i];
	}
	return 0;
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB n = 2
2 Correct 0 ms 256 KB n = 2
3 Correct 0 ms 256 KB n = 2
4 Correct 1 ms 360 KB n = 2
5 Correct 1 ms 288 KB n = 2
6 Incorrect 0 ms 256 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -

Subtask #2
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB n = 2
2 Correct 0 ms 256 KB n = 2
3 Correct 0 ms 256 KB n = 2
4 Correct 1 ms 360 KB n = 2
5 Correct 1 ms 288 KB n = 2
6 Incorrect 0 ms 256 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 4276 KB n = 199999
2 Correct 94 ms 4216 KB n = 199991
3 Correct 93 ms 4344 KB n = 199993
4 Incorrect 68 ms 3320 KB answer is not correct: 1 instead of 0
5 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB n = 2
2 Correct 0 ms 256 KB n = 2
3 Correct 0 ms 256 KB n = 2
4 Correct 1 ms 360 KB n = 2
5 Correct 1 ms 288 KB n = 2
6 Incorrect 0 ms 256 KB answer is not correct: 1 instead of 523688153
7 Halted 0 ms 0 KB -