Submission #622525

#	Time	Username	Problem	Language	Result	Execution time	Memory
622525		bigo	이상한 기계 (APIO19_strange_device)	C++14	0 / 100	5059 ms	524288 KiB

strange_device

#define _CRT_SECURE_NO_WARNINGS
#include <string>
#include <iostream>
#include <vector>
#include <map>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pii;
const ll mod = 1e9 + 7;
const ll mod1 = 998244353;
#define all(a) a.begin(),a.end()

int main() {
	int n, a, b;
	cin >> n >> a >> b;
	vector<pii>vec(n);
	for (int i = 0; i < n; i++)
		cin >> vec[i].first >> vec[i].second;
	map<pii, int>mp;
	int ans = 0;
	for (int i = 0; i < n; i++) {
		for (int j = vec[i].first; j <= vec[i].second; j++) {
			int x = (j + j / b) % a;
			int y = j % b;
			if (mp.count({ x,y })==0) {
				ans++;
				mp[{x, y}] = 1;
			}
		}
	}
	cout << ans << endl;
}

• 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