Submission #67328

#	Time	Username	Problem	Language	Result	Execution time	Memory
67328		WA_TLE	Crayfish scrivener (IOI12_scrivener)	C++14	34 / 100	1067 ms	101104 KiB

scrivener

#include<deque>
#include<queue>
#include<vector>
#include<algorithm>
#include<iostream>
#include<set>
#include<cmath>
#include<tuple>
#include<string>
#include<chrono>
#include<functional>
#include<iterator>
#include<random>
#include<unordered_set>
#include<array>
#include<map>
#include<iomanip>
#include<assert.h>
#include<bitset>
#include<stack>
using namespace std;
typedef long long int llint;
typedef long double lldo;
#define mp make_pair
#define mt make_tuple
#define pub push_back
#define puf push_front
#define pob pop_back
#define pof pop_front
#define fir first
#define sec second
#define res resize
#define ins insert
#define era erase

/*
cout<<setprecision(20);
cin.tie(0);
ios::sync_with_stdio(false);
*/
const llint mod=998244353;
const llint big=2.19e15+1;
const long double pai=3.141592653589793238462643383279502884197;
const long double eps=1e-15;
template <class T,class U>bool mineq(T& a,U b){if(a>b){a=b;return true;}return false;}
template <class T,class U>bool maxeq(T& a,U b){if(a<b){a=b;return true;}return false;}
llint gcd(llint a,llint b){if(a%b==0){return b;}else return gcd(b,a%b);}
llint lcm(llint a,llint b){if(a==0){return b;}return a/gcd(a,b)*b;}
template<class T> void SO(T& ve){sort(ve.begin(),ve.end());}
template<class T> void REV(T& ve){reverse(ve.begin(),ve.end());}
template<class T>llint LBI(vector<T>&ar,T in){return lower_bound(ar.begin(),ar.end(),in)-ar.begin();}
template<class T>llint UBI(vector<T>&ar,T in){return upper_bound(ar.begin(),ar.end(),in)-ar.begin();}
int que=0;
vector<array<int,20>>mae;
vector<int>fuka;
string mozi;
void Init(void){
	fuka.pub(0);
	mozi.pub('#');
	array<int,20>kore={0};
	mae.pub(kore);
	que++;
}
void TypeLetter(char L){
	
	fuka.pub(fuka.back()+1);
	mozi.pub(L);
	array<int,20>kore={0};
	int gen=que-1;
	for(int h=0;h<20;h++){
		kore[h]=gen;
		gen=mae[gen][h];
	}
	mae.pub(kore);
	que++;
	
}
void UndoCommands(int U){
	int bas=que-U-1;
	fuka.pub(fuka[bas]);
	mozi.pub(mozi[bas]);
	mae.pub(mae[bas]);
	que++;
}
char GetLetter(int P){
	int M=fuka.back()-P-1;
	int gen=que-1;
	for(int h=0;h<20;h++){
		if(M&(1<<h)){gen=mae[gen][h];}
	}
	return mozi[gen];
}

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