Submission #860569

#	Time	Username	Problem	Language	Result	Execution time	Memory
860569		irmuun	Strange Device (APIO19_strange_device)	C++17	10 / 100	5029 ms	524288 KiB

strange_device

#include<bits/stdc++.h>

using namespace std;
 
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    ll n,a,b;
    cin>>n>>a>>b;
    set<pair<ll,ll>>s;
    for(ll i=1;i<=n;i++){
        ll l,r;
        cin>>l>>r;
        for(ll t=l;t<=r;t++){
            s.insert({(t+t/b)%a,t%b});
        }
    }
    cout<<s.size();
}

• Subtask 1: 10 / 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