Submission #1191605

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191605		LolkasMeep	Crayfish scrivener (IOI12_scrivener)	C++20	100 / 100	413 ms	223548 KiB

scrivener

#include <ext/rope>
__gnu_cxx::crope h[1000005];
int i=0;
void Init(){};
void TypeLetter(char L){h[i]=h[i++]+L;}
void UndoCommands(int U){h[i]=h[i++-U];}
char GetLetter(int P){return h[i][P];}

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 22 / 22
• Subtask 4: 26 / 26
• Subtask 5: 40 / 40