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Submission #775841

# Submission time Handle Problem Language Result Execution time Memory
775841 2023-07-07T04:58:37 Z SanguineChameleon Radio Towers (IOI22_towers) C++17
0 / 100
 543 ms 1720 KB 
#include "towers.h"
#include <bits/stdc++.h>
using namespace std;

const int maxN = 1e5 + 20;
int cnt_min[maxN];
int H[maxN];
int N;

void init(int _N, vector<int> _H) {
	N = _N;
	for (int i = 0; i < N; i++) {
		H[i] = _H[i];
	}
	for (int i = 1; i < N - 1; i++) {
		cnt_min[i] = cnt_min[i - 1] + (H[i] < H[i - 1] && H[i] < H[i + 1]);
	}
}

int max_towers(int L, int R, int D) {
	if (L == R) {
		return 1;
	}
	if (D == 1) {
		return cnt_min[R - 1] - cnt_min[L] + (H[L] < H[L + 1]) + (H[R] > H[R - 1]);
	}
	return 0;
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 264 ms 1192 KB 1st lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '0'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 543 ms 1720 KB 1st lines differ - on the 1st token, expected: '11903', found: '11902'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 139 ms 592 KB 1st lines differ - on the 1st token, expected: '7197', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '0'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 264 ms 1192 KB 1st lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -