제출 #245543

#제출 시각아이디문제언어결과실행 시간메모리
245543cfalas이상한 기계 (APIO19_strange_device)C++14
10 / 100
5049 ms524292 KiB
#include<bits/stdc++.h>
using namespace std;
#define ll long long

typedef pair<ll, ll> ii;

int main(){
	ll n, A, B;
	cin>>n>>A>>B;
	set<ii> s;
	for(ll i=0;i<n;i++){
		ll l, r;
		cin>>l>>r;
		for(ll j=l;j<=r;j++){
			s.insert(ii((j+(j/B))%A, j%B));
		}
	}
	cout<<s.size()<<endl;
}
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