Submission #1232978

#	Time	Username	Problem	Language	Result	Execution time	Memory
1232978		inesfi	크레이피쉬 글쓰는 기계 (IOI12_scrivener)	C++20	26 / 100	103 ms	6324 KiB

scrivener

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

const int TAILLEMAXI=1000*1000+2;
vector<char> modif;
vector<int> autre;
int premier;
vector<char> rep;

void Init() {
    
}

void TypeLetter(char L) {
    modif.push_back(L);
    autre.push_back(-1);
}

void UndoCommands(int U) {
    modif.push_back('A');
    autre.push_back(U);
}

char GetLetter(int P) {
    if (premier==0){
        premier=1;
        int i=modif.size()-1;
        while (i>=0){
            if ((int)modif[i]>=(int)'a' and (int)modif[i]<=(int)'z'){
                rep.push_back(modif[i]);
                i--;
            }
            else {
                i-=autre[i]+1;
            }
        }
        reverse(rep.begin(),rep.end());
    }
    return rep[P];
}

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