#include <bits/stdc++.h>
using namespace std;
constexpr int MAXN = 1e6 + 42;
bool isl[MAXN];
signed main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
// freopen("warming.in", "r", stdin);
// freopen("warming.out", "w", stdout);
int n;
cin >> n;
int h[n];
vector<pair<int, int>> sh2(n);
for(int i = 0; i < n; i++) {
cin >> h[i];
sh2[i].first = h[i];
sh2[i].second = i;
}
sort(sh2.begin(), sh2.end());
int mx_islands = 0;
int islands = 0;
for(int i = 0; i < n; i++) {
int s = sh2[i].second;
islands++;
isl[s] = true;
if(isl[s+1]) {
islands--;
}
if(isl[s-1]) {
islands--;
}
if(i==n-1 || sh2[i].first!=sh2[i+1].first) {
mx_islands = max(mx_islands, islands);
}
// if(sh2[i].first==20) {
// cout << islands << endl;
// }
}
cout << mx_islands << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
13 ms |
1900 KB |
Output is correct |
2 |
Correct |
13 ms |
1892 KB |
Output is correct |
3 |
Correct |
12 ms |
1884 KB |
Output is correct |
4 |
Incorrect |
14 ms |
1884 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
15 ms |
2484 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
147 ms |
20560 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
154 ms |
19868 KB |
Output is correct |
2 |
Incorrect |
164 ms |
19992 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |