Submission #933709

#	Time	Username	Problem	Language	Result	Execution time	Memory
933709		irmuun	Strange Device (APIO19_strange_device)	C++17	5 / 100	248 ms	15964 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;
    ll l[n+5],r[n+5];
    ll g=a/gcd((b+1)%a,a),MX=1e18+1;
    if(MX/b>=g){
        g=g*b;
    }
    else{
        g=MX;
    }
    for(ll i=1;i<=n;i++){
        cin>>l[i]>>r[i];
    }
    if(n==1){
        cout<<min(r[1]-l[1]+1,g);
    }
}

• Subtask 1: 0 / 10
• Subtask 2: 5 / 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