Submission #146387

#	Time	Username	Problem	Language	Result	Execution time	Memory
146387		popovicirobert	Languages (IOI10_languages)	C++14	0 / 100	2746 ms	262148 KiB

lang

#include <bits/stdc++.h>
#define ll long long
#define ull unsigned long long

using namespace std;

#include "grader.h"
#include "lang.h"

#define SZ 100

const int B = (int) 1e5;

unordered_map <ull, bool> ok[60];
bool vis[60];

inline ll myrand() {
    return (1LL * rand() << 15) + rand();
}

void excerpt(int *E) {
    int i, j;
    unordered_map <ull, bool> mp;
    for(i = 0; i + 4 <= 100; i++) {
        ull cur = 0;
        for(j = i; j < i + 4; j++) {
            cur = (cur << 16) + E[j];
        }
        mp[cur] = 1;
    }

    vector <int> arr(56);
    int id = -1;
    for(auto it : mp) {
        for(i = 0; i < 56; i++) {
            if(ok[i][it.first]) {
                arr[i]++;
            }
        }
    }
    id = max_element(arr.begin(), arr.end()) - arr.begin();

    id = language(id);
    for(i = 0; i + 4 <= 100; i++) {
        ull cur = 0;
        for(j = i; j < i + 4; j++) {
            cur = (cur << 16) + E[j];
        }
        ok[id][cur] = 1;
    }
    vis[id] = 1;
}

• Subtask 1: 0 / 30
• Subtask 2: 0 / 80