제출 #979822

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
979822		kayn	이상한 기계 (APIO19_strange_device)	C++14	0 / 100	5091 ms	524288 KiB

strange_device

#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define fi first
#define se second
#define pii pair<int, int>
#define pll pair<ll, ll>
#define run ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll n, a, b, l, r, ans;
map<ll, map<ll, bool>> cek;

int main(){
	run;
	cin >> n >> a >> b;
	while(n--){
		cin >> l >> r;
		for(int t=l; t<=r; t++){
			if(!cek[(t+t/b)%a][t%b]){
				ans++;
				cek[(t+t/b)%a][t%b]=1;
			}
		}
	}
	cout << ans << endl;
	return 0;
}

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• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
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• Subtask 8: 0 / 30