Submission #300035

#	Time	Username	Problem	Language	Result	Execution time	Memory
300035		mohamedsobhi777	Strange Device (APIO19_strange_device)	C++14	0 / 100	5117 ms	524292 KiB

strange_device

#include<bits/stdc++.h>

/*
#pragma GCC optimize("-Ofast")
//#pragma GCC optimize("trapv")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.2,popcnt,abm,mmx,avx2,tune=native")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-funroll-loops")*/

#define I inline void 
#define S struct 
#define vi vector<int> 
#define vii vector<pair<int,int>>
#define pii pair<int,int>
#define pll pair<ll,ll>

using namespace std ; 
using ll = long long ; 
using ld = long double ; 

const int N = 1e5 + 7 , mod = 1e9 + 7 ; 
const int inf = N ; 
// How interesting!

int n ; 


int main(){
        ios_base::sync_with_stdio(0) ;
        cin.tie(0) ; 
        //freopen("in.in" , "r" , stdin) ; 

        ll n , a , b ; 
        cin >> n >> a >> b ; 
        set<pll> st ; 

        for(int i = 0;i < n;i++){
                ll l , r ; 
                cin >> l >> r; 
                for(int j = l ;j <= r ;j ++){
                        ll y = j % b ;
                        ll x = j + (j / b) ; 
                        st.insert({ x % a ,y}) ;
                }
        }
        cout<< st.size() ;
        return 0 ; 
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30