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Submission #1030062

# Submission time Handle Problem Language Result Execution time Memory
1030062 2024-07-21T18:27:33 Z jnjwnwnw Global Warming (NOI13_gw) C++17
40 / 40
 364 ms 26520 KB 
#include <iostream>
#include <algorithm>
#include <vector>
#include <map>

using namespace std;

#define ll long long
#define fff(i, a, b) for(ll i = a; i < b; i++)

#define MAXN 1000006

bool sim[MAXN];

int main(){
    ll n; cin >> n;
    vector<pair<ll, ll>> v;
    fff(i, 0, n){
        ll a; cin >> a;
        v.emplace_back(a, i+1);
    }
    sort(v.rbegin(), v.rend());

    ll best = 0;
    ll cur = 0;
    ll prev = -1;
    fff(i, 0, n){
        auto [h, j] = v[i];
        if (prev != h && cur > best) best = cur;
        sim[j] = 1;
        cur++;
        if (sim[j+1]) cur--;
        if (sim[j-1]) cur--;
        prev = h;
    }
    cout << best << endl;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 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 1 ms 452 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 2872 KB Output is correct
2 Correct 19 ms 2896 KB Output is correct
3 Correct 19 ms 2768 KB Output is correct
4 Correct 19 ms 2768 KB Output is correct
5 Correct 23 ms 2708 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 3276 KB Output is correct
2 Correct 21 ms 3020 KB Output is correct
3 Correct 28 ms 3168 KB Output is correct
4 Correct 38 ms 3276 KB Output is correct
5 Correct 28 ms 3384 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 349 ms 26272 KB Output is correct
2 Correct 321 ms 26520 KB Output is correct
3 Correct 307 ms 26264 KB Output is correct
4 Correct 364 ms 26316 KB Output is correct
5 Correct 308 ms 25684 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 298 ms 25820 KB Output is correct
2 Correct 314 ms 25852 KB Output is correct
3 Correct 307 ms 25852 KB Output is correct
4 Correct 203 ms 19864 KB Output is correct
5 Correct 196 ms 19860 KB Output is correct