Submission #931431

#	Time	Username	Problem	Language	Result	Execution time	Memory
931431		AlphaMale06	Crayfish scrivener (IOI12_scrivener)	C++17	34 / 100	31 ms	51544 KiB

scrivener

#include<bits/stdc++.h>

using namespace std;

#define pb push_back

const int N = 5010;
string s[N];
int indx;

void TypeLetter(char c) {
    indx++;
    s[indx]=s[indx-1]+c;
}

void UndoCommands(int num) {
    indx++;
    s[indx]=s[indx-num-1];
}

char GetLetter(int ind) {
    return s[indx][ind];
}

void Init() {
    s[0]="";
    indx=0;
}

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