Submission #926477

#	Time	Username	Problem	Language	Result	Execution time	Memory
926477		Mohammadamin__Sh	Lottery (CEOI18_lot)	C++17	45 / 100	3034 ms	4444 KiB

lot

//In His Name
#include <bits/stdc++.h>
#pragma GCC optimization("O2")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx2")
using namespace std;
#define ll long long
//#define int ll
typedef pair<int, int> pii;
#define F first
#define S second
#define pb push_back
#define bug(x) cout << "Ah shit , here we go again : " << x <<endl
#define all(x) x.begin() , x.end()
const int maxn = 1e4 + 10, MOD = 1e9 + 7;
const ll INF = 1e18;

int n , l , a[maxn] , q , dp[maxn][101];
vector<int> query , allq;

void fastscan(int &number){
    char c;
    number = 0;
    c = getchar();
    for (; (c>47 && c<58); c=getchar()) number = number *10 + c - 48;
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    fastscan(n);
    fastscan(l);
    for(int i = 1 ; i <= n ; i++) fastscan(a[i]);
    fastscan(q);
    for(int i = 1 ; i <= q ; i++){
        int x;
        fastscan(x);
        query.pb(x) , allq.pb(x);
    }
    sort(all(query));
    query.resize(unique(all(query)) - query.begin());
    for(int i = 1 ; i <= n-l+1 ; i++){
        for(int j = i+1 ; j <= n-l+1 ; j++){
            int w = 0;
            for(int k = 0 ; k < l ; k++) if(a[i+k] != a[j+k]) w++;
            int idx = lower_bound(all(query) , w) - query.begin() + 1 ;
            dp[i][idx]++ , dp[j][idx]++;
        }
    }
    for(int i = 1 ; i <= n-l+1 ; i++) for(int j = 1 ; j <= q ; j++) dp[i][j] += dp[i][j-1];
    for(int j = 0 ; j < q ; j++){
        int x = allq[j];
        int idx = lower_bound(all(query) , x) - query.begin() + 1 ;
        for(int i = 1 ; i <= n-l+1 ; i++) cout << dp[i][idx] << " ";
        cout << '\n';
    }
}

Compilation message (stderr)

lot.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization("O2")
      |

• Subtask 1: 25 / 25
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20