Submission #1216288

#	Time	Username	Problem	Language	Result	Execution time	Memory
1216288		moondarkside	Crayfish scrivener (IOI12_scrivener)	C++20	34 / 100	1096 ms	4536 KiB

scrivener

#include<bits/stdc++.h>
using namespace std;

std::vector<int> Instructions;

void Init(){
    
    return;
}

void TypeLetter(char L){
    Instructions.push_back(L);
}

void UndoCommands(int U){
    Instructions.push_back(-U);
}

char GetLetter(int P){
    vector<char> TextInReverse;
    for(int i=Instructions.size()-1;i>-1;i--){
        if(Instructions[i]<0){
            i+=Instructions[i];
        }
        else{
            TextInReverse.push_back((char)Instructions[i]);
        }
    }
    return TextInReverse[TextInReverse.size()-P-1];
}

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