# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
68392 | nvmdava | Crayfish scrivener (IOI12_scrivener) | C++17 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
string s[1000001];
int now = 0, i = 0;
void Init() {}
void TypeLetter(char L) {
s[i] = s[now] + L;
i++;
}
void UndoCommands(int U) {
now -= U;
s[i] = s[now];
i++;
}
char GetLetter(int P) {
return s[now][P];
}