Submission #1079421

#	Time	Username	Problem	Language	Result	Execution time	Memory
1079421		Trumling	Crayfish scrivener (IOI12_scrivener)	C++14	5 / 100	157 ms	262144 KiB

scrivener

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

typedef long long ll;
#define pb push_back
#define F first
#define S second
#define enter cout<<'\n';
#define INF 99999999999999999
#define MOD 1000000007
#define all(x) x.begin(),x.end()

char last;
ll idx=-1;
string s;
vector<pair<string,string>>v;
void Init() 
{

}

void TypeLetter(char L) {
  
  pair<string,string>curr;
  curr.F=s;

  s+=L;
  curr.S=s;

  v.pb(curr);
}

void UndoCommands(int U) {
  pair<string,string>curr;
  curr.F=s;

  curr.S=v[v.size()-U].S;
  v.pb(curr);
  s=curr.S;
}

char GetLetter(int P) {

  return s[P];


}

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