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Submission #924674

# Submission time Handle Problem Language Result Execution time Memory
924674 2024-02-09T12:04:53 Z sleepntsheep Global Warming (NOI13_gw) C++17
40 / 40
 199 ms 16788 KB 
#include <iostream>
#include <numeric>
#include <fstream>
#include <iomanip>
#include <cmath>
#include <cassert>
#include <cstring>
#include <vector>
#include <algorithm>
#include <deque>
#include <set>
#include <utility>
#include <array>
#include <complex>

using u32 = unsigned;
using i32 = int;
using i64 = long long;
using u64 = unsigned long long;
using f64 = double;
using f80 = long double;

using namespace std;
using pt = complex<f80>;
#define ALL(x) begin(x), end(x)
#define ShinLena cin.tie(nullptr)->sync_with_stdio(false);
#define N 1000005

int n, a[N], f[N], b[N] ,c ,z;

int main()
{
    ShinLena;
    cin >> n;
    for (int i = 1; i <= n; ++i) cin >> a[i];
    iota(b, b+1+n, 0);
    sort(b+1, b+1+n, [](int i, int j){ return a[i] > a[j]; });
    if (a[b[1]] > 0) z = 1;

    for (int i = 1; i <= n; ++i)
    {
        int j = b[i];

        if (!f[j-1] and !f[j+1]) ++c;
        else if (f[j-1] and f[j+1]) --c;

        if (i == n or a[j] != a[b[i+1]]) z = max(z, c);

        f[j] = 1;
    }

    cout << z;

    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4956 KB Output is correct
2 Correct 9 ms 4956 KB Output is correct
3 Correct 9 ms 4956 KB Output is correct
4 Correct 9 ms 4956 KB Output is correct
5 Correct 9 ms 5076 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 4956 KB Output is correct
2 Correct 10 ms 5076 KB Output is correct
3 Correct 16 ms 4956 KB Output is correct
4 Correct 16 ms 5004 KB Output is correct
5 Correct 19 ms 4948 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 12116 KB Output is correct
2 Correct 180 ms 12116 KB Output is correct
3 Correct 186 ms 12372 KB Output is correct
4 Correct 181 ms 11964 KB Output is correct
5 Correct 177 ms 12116 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 11976 KB Output is correct
2 Correct 191 ms 16788 KB Output is correct
3 Correct 186 ms 16752 KB Output is correct
4 Correct 98 ms 13868 KB Output is correct
5 Correct 104 ms 15188 KB Output is correct