Submission #418316

#	Time	Username	Problem	Language	Result	Execution time	Memory
418316		Aldas25	Crayfish scrivener (IOI12_scrivener)	C++14	34 / 100	140 ms	262148 KiB

scrivener

#include <bits/stdc++.h>

using namespace std;

#define FOR(i, a, b) for (int i = (a); i <= (b); i++)
#define REP(n) FOR(O, 1, (n))
#define f first
#define s second
#define pb push_back
typedef pair<int, int> pii;

int curId;
vector<string> seq;

void Init() {
    curId = 0;
    seq.pb("");
}

void printCur () {
    cout << " cur: " << seq[curId] << endl;
}

void TypeLetter(char L) {
    seq.pb(seq[curId]+L);
    curId = (int)seq.size()-1;
    //printCur();
}

void UndoCommands(int U) {
    seq.pb(seq[curId-U]);
    curId = (int)seq.size()-1;
    //printCur();
}

char GetLetter(int P) {
    //printCur();
  return seq[curId][P];

}

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