제출 #1328021

#제출 시각아이디문제언어결과실행 시간메모리
1328021iulimorariuLanguages (IOI10_languages)C++20
95 / 100
4643 ms14484 KiB
#include <algorithm>
#include <iostream>
#include <fstream>
#include <climits>
#include <vector>
#include <stack>
#include <cmath>
#include <map>
#include <set>
#include "grader.h"
// #include <bits/std++.h>
// #define in  cin
// #define out cout

using namespace std;
using ll = long long;
const int B = 1e5;
const int MOD = 998244353;

// pt fiecare limba l eu trebuie sa tin minte media aparitiilor fiecarei grupare de 3 litere
set<ll> mp[56]; // doar gen eu * 10^5 + next
// mp[l] = ce litere am vazut cu 2 in l pana acum
// mp[l][x] = {suma nr de dati, nr de dati} pt language l si codul x
// uhhh idk exact cum osa encodez alea da ma rog e ok
// sa zicem ca le fac numere in baza 1e9 + 7 mod 998244353
// 100% osa fie clashuri dar sa zicem ca e ok for now, osa fac si numa cu 2 ca sa fie mai ok
// dau update la 3 mai incolo

// ok hai sa facem varianta lu riccardo - uh - rocchio - sa vad ca nu is prajit la implementare

void excerpt(int* E){
    // buuun, acum trebuie sa merg prin fiecare language sa compar
    int sol = 1, smin = -1;
    for(int l = 0; l < 56; l++){
        int scor = 0;  // scor = suma de mp[l][ceva] - vf[ceva]

        for(int i = 0; i + 2 < 100; i++){
            ll nr = E[i];
            nr = (nr * B * B);
            nr = (nr + E[i + 1] * B);
            nr = nr + E[i + 2];
            if(mp[l].find(nr) != mp[l].end()) scor++;
        }

        if(scor > smin){
            smin = scor;
            sol = l;
        }
    }

    int fr = language(sol);

    for(int i = 0; i + 2 < 100; i++){
        ll nr = E[i];
        nr = (nr * B * B);
        nr = (nr + E[i + 1] * B);
        nr = nr + E[i + 2];
        mp[fr].insert(nr);
    }
}
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