Submission #372429

#	Time	Username	Problem	Language	Result	Execution time	Memory
372429		huangqr	Crayfish scrivener (IOI12_scrivener)	C++14	34 / 100	151 ms	262148 KiB

scrivener

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

struct node{
	string s;
};

node *ref[1000050];

void Init() {}

void TypeLetter(char L) {
	string s(1,L);
	if(v.empty())v.push_back(s);
	else v.push_back(v.back()+s);
}

void UndoCommands(int U) {
	v.push_back(v[v.size()-1-U]);
}

char GetLetter(int P) {
	return v.back()[P];
}

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