#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
using namespace std;
int main(){
int n;
cin>>n;
multiset<int> s;
int a[n+1];
for(int k=1;k<=n;k++){
cin>>a[k];
}
s.insert(a[1]);
int das=1;
int ans=1;
for(int k=2;k<=n;k++){
if(a[k]>a[k-1]){
s.insert(a[k]);
}
else{
das=k;
break;
}
}
int l=das;
multiset<int>::iterator it;
vector<int> v;
int mx=0;
for(int k=das;k<=n;k++){
it=s.upper_bound(a[l]);
if(a[k]<mx){
l=k;
ans++;
mx=0;
for(int i:v)
s.insert(i);
v.clear();
continue;
}
if(it==s.end()){
mx=max(mx,a[k]);
v.push_back(a[k]);
continue;
}
int ind=*it;
if(ind<a[k]){
l=k;
ans++;
mx=0;
for(int i:v)
s.insert(i);
v.clear();
continue;
}
v.push_back(a[k]);
mx=max(mx,a[k]);
}
cout<<ans+1;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |