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Submission #836557

# Submission time Handle Problem Language Result Execution time Memory
836557 2023-08-24T12:55:49 Z tengiz05 Radio Towers (IOI22_towers) C++17
0 / 100
 416 ms 1816 KB 
#include "towers.h"

#include <bits/stdc++.h>
using namespace std;

vector<int> h;
int n;
vector<int> a;
void init(int N, vector<int> H) {
    n = N;
    h = H;
    a.resize(n);
    for (int i = 1; i < n - 1; i++) {
        if ((h[i - 1] < h[i]) != (h[i] < h[i + 1])) {
            a[i]++;
        }
    }
    for (int i = 1; i < n; i++) {
        a[i] += a[i - 1];
    }
}

int max_towers(int l, int r, int D) {
    int sum = a[r - 1] - a[l];
    // cout << sum << "\n";
    if (h[l] > h[l + 1]) {
        sum--;
    }
    return max(1, (sum + 2) / 2);
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 274 ms 1232 KB 12th lines differ - on the 1st token, expected: '2', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '16'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '16'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 416 ms 1816 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 135 ms 644 KB 1st lines differ - on the 1st token, expected: '7197', found: '8003'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB 1st lines differ - on the 1st token, expected: '13', found: '16'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 274 ms 1232 KB 12th lines differ - on the 1st token, expected: '2', found: '1'
2 Halted 0 ms 0 KB -