#include <bits/stdc++.h>
using namespace std;
using ll = long long;
constexpr int N = 1e6+5;
int n;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
cin >> n;
int mx = 0;
vector<queue<int>> v(5005);
for(int i = 0; i < n; i++) {
int x;
cin >> x;
v[x].push(i);
mx = max(mx, x);
}
int c = 0;
for(int i = mx; i >= 1; i--) {
if(v[i].empty()) continue;
c++;
int now = i;
int pos = -1;
while(!v[now].empty()) {
if(pos < v[now].front()) {
pos = v[now].front();
v[now].pop();
now--;
}
else {
break;
}
}
}
cout << c << "\n";
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
3 ms |
3712 KB |
Output isn't correct |
2 |
Incorrect |
3 ms |
3712 KB |
Output isn't correct |
3 |
Incorrect |
3 ms |
3712 KB |
Output isn't correct |
4 |
Incorrect |
4 ms |
3712 KB |
Output isn't correct |
5 |
Incorrect |
82 ms |
6312 KB |
Output isn't correct |
6 |
Incorrect |
82 ms |
7160 KB |
Output isn't correct |
7 |
Incorrect |
67 ms |
6648 KB |
Output isn't correct |
8 |
Incorrect |
64 ms |
6392 KB |
Output isn't correct |
9 |
Incorrect |
76 ms |
6520 KB |
Output isn't correct |
10 |
Incorrect |
73 ms |
6648 KB |
Output isn't correct |