Submission #130653

#	Time	Username	Problem	Language	Result	Execution time	Memory
130653		dragonslayerit	Crayfish scrivener (IOI12_scrivener)	C++14	5 / 100	239 ms	262148 KiB

scrivener

#include <string>

std::string str[1000001];
int curr=1;
int end=1;


void Init() {}

void TypeLetter(char L) {
  str[end]=str[curr]+L;
  curr=end++;
}

void UndoCommands(int U) {
  curr-=U;
}

char GetLetter(int P) {
  return str[curr][P];
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 22
• Subtask 4: 0 / 26
• Subtask 5: 0 / 40