Submission #401353

#	Time	Username	Problem	Language	Result	Execution time	Memory
401353		Dan4Life	Crayfish scrivener (IOI12_scrivener)	C++17	12 / 100	1094 ms	2644 KiB

scrivener

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

string s; int pos = -1;
void Init()
{

}

void TypeLetter(char c)
{
    if(pos!=-1)s = s.substr(0, pos+1);
    s+=c,pos++;
}

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

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

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