Submission #1025774

#	Time	Username	Problem	Language	Result	Execution time	Memory
1025774		rsinventor	Global Warming (NOI13_gw)	C++17	12 / 40	1061 ms	64340 KiB

gw

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector <vector<int>> vvi;
typedef vector<bool> vb;
typedef vector <vector<bool>> vvb;
typedef vector <string> vs;
typedef vector<char> vc;
typedef vector <vector<char>> vvc;
typedef pair<int, int> pii;
typedef vector <pii> vpii;

#define all(a) (a).begin(), (a).end()
#define pb push_back
#define endl "\n"

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n;
    cin >> n;
    vi h(n);
    set<int> sh;
    for(int i = 0; i < n; i++) {
        cin >> h[i];
        sh.insert(h[i]);
    }
    vi orig_h(h);
    int mx_islands = 0;
    sh.insert(0);
    for(int v : sh) {
        int islands = 0;
        for(int i = 0; i < n; i++) {
            if(max(0, h[i]-v)>0 && (i==0 || max(0, h[i-1]-v)==0)) islands++;
        }
        mx_islands = max(mx_islands, islands);
        h = orig_h;
    }
    cout << mx_islands << endl;


    return 0;
}

• Subtask 1: 6 / 6
• Subtask 2: 6 / 6
• Subtask 3: 0 / 7
• Subtask 4: 0 / 10
• Subtask 5: 0 / 11