#include<bits/stdc++.h>
using namespace std;
#include<ext/rope>
using namespace __gnu_cxx;
rope<char> *rp[1000006];
int now=0;
void Init(){
rp[0]=new rope<char>();
}
void TypeLetter(char c){
++now;
rp[now]=new rope<char>(rp[now-1]->begin(),rp[now-1]->end());
rp[now]->push_back(c);
}
void UndoCommands(int u){
++now;
rp[now]=new rope<char>(rp[now-1-u]->begin(),rp[now-1-u]->end());
}
char GetLetter(int p){
return (*rp[now])[p];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
252 KB |
Output is correct |
2 |
Correct |
2 ms |
356 KB |
Output is correct |
3 |
Correct |
3 ms |
520 KB |
Output is correct |
4 |
Correct |
4 ms |
520 KB |
Output is correct |
5 |
Correct |
2 ms |
520 KB |
Output is correct |
6 |
Correct |
3 ms |
520 KB |
Output is correct |
7 |
Correct |
2 ms |
536 KB |
Output is correct |
8 |
Correct |
4 ms |
592 KB |
Output is correct |
9 |
Correct |
3 ms |
720 KB |
Output is correct |
10 |
Correct |
3 ms |
720 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
720 KB |
Output is correct |
2 |
Correct |
2 ms |
720 KB |
Output is correct |
3 |
Correct |
4 ms |
720 KB |
Output is correct |
4 |
Correct |
2 ms |
720 KB |
Output is correct |
5 |
Correct |
2 ms |
720 KB |
Output is correct |
6 |
Correct |
3 ms |
720 KB |
Output is correct |
7 |
Correct |
3 ms |
720 KB |
Output is correct |
8 |
Correct |
2 ms |
720 KB |
Output is correct |
9 |
Correct |
2 ms |
720 KB |
Output is correct |
10 |
Correct |
2 ms |
720 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
1004 KB |
Output is correct |
2 |
Correct |
5 ms |
1132 KB |
Output is correct |
3 |
Correct |
4 ms |
1260 KB |
Output is correct |
4 |
Correct |
5 ms |
1644 KB |
Output is correct |
5 |
Correct |
4 ms |
1644 KB |
Output is correct |
6 |
Correct |
6 ms |
1772 KB |
Output is correct |
7 |
Correct |
5 ms |
1776 KB |
Output is correct |
8 |
Correct |
5 ms |
1776 KB |
Output is correct |
9 |
Correct |
6 ms |
1776 KB |
Output is correct |
10 |
Correct |
5 ms |
1776 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
528 ms |
204736 KB |
Output is correct |
2 |
Correct |
556 ms |
228796 KB |
Output is correct |
3 |
Correct |
632 ms |
228796 KB |
Output is correct |
4 |
Correct |
751 ms |
228796 KB |
Output is correct |
5 |
Correct |
656 ms |
228796 KB |
Output is correct |
6 |
Correct |
609 ms |
248508 KB |
Output is correct |
7 |
Correct |
733 ms |
248508 KB |
Output is correct |
8 |
Correct |
812 ms |
248508 KB |
Output is correct |
9 |
Correct |
822 ms |
250312 KB |
Output is correct |
10 |
Correct |
481 ms |
250312 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
707 ms |
250312 KB |
Output is correct |
2 |
Correct |
759 ms |
250312 KB |
Output is correct |
3 |
Correct |
669 ms |
250312 KB |
Output is correct |
4 |
Correct |
695 ms |
250312 KB |
Output is correct |
5 |
Correct |
557 ms |
250312 KB |
Output is correct |
6 |
Correct |
556 ms |
250312 KB |
Output is correct |
7 |
Correct |
554 ms |
250312 KB |
Output is correct |
8 |
Correct |
859 ms |
250312 KB |
Output is correct |
9 |
Correct |
976 ms |
250312 KB |
Output is correct |
10 |
Correct |
455 ms |
250312 KB |
Output is correct |