#include <iostream>
#include <set>
using namespace std;
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int N;
cin >> N;
int a[1+N];
for(int i = 1; i <= N; i++) cin >> a[i];
a[0] = 1'000'001;
set<int> A;
int res = 0;
A.insert(1'000'001);
int lim = 1'000'001;
for(int i = 1; i <= N; i++)
{
if(a[i] < a[i-1] || a[i] > lim)
{
res++;
lim = *A.lower_bound(a[i]);
A.insert(a[i]);
}
else
{
// if(a[i] > lim)
A.insert(a[i]);
}
}
cout << res << '\n';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
312 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
312 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
312 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
312 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |