제출 #563518

#제출 시각아이디문제언어결과실행 시간메모리
563518Kanten4205이상한 기계 (APIO19_strange_device)C++17
10 / 100
1288 ms32236 KiB
#include <bits/stdc++.h> using namespace std; const long long MOD1 = 1000000007; const long long MOD2 = 998244353; typedef long long ll; typedef pair<ll, ll> P; const long long INF = 1e17; void solve() { ll N, A, B; cin >> N >> A >> B; vector<P>T(N); ll sum = 0; for (ll i = 0; i < N; i++) { cin >> T[i].first >> T[i].second; sum += T[i].second - T[i].first + 1; } if (sum <= 1000000) { //subtask 1 set<P>S; for (ll i = 0; i < N; i++) { for (ll j = T[i].first; j <= T[i].second; j++) { P a = make_pair((j + j / B) % A, j % B); S.insert(a); } } cout << S.size() << endl; } } int main() { ll T = 1; //cin >> T; for (ll i = 0; i < T; i++) { //cout << "Case #" << i + 1 << ": "; solve(); } }
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