제출 #1174605

#제출 시각아이디문제언어결과실행 시간메모리
1174605JelalTkm이상한 기계 (APIO19_strange_device)C++20
10 / 100
5094 ms589824 KiB
#include <bits/stdc++.h> #pragma GCC optimize ("O3") #pragma GCC target ("sse4") using namespace std; #define int long long int const int N = 1000 + 10; const int md = 1e9 + 7; const int INF = 1e18; int32_t main(int32_t argc, char *argv[]) { ios::sync_with_stdio(false); cin.tie(nullptr); int T = 1; // cin >> T; while (T--) { int n, A, B; cin >> n >> A >> B; map<pair<int, int>, bool> mp; int ans = 0; for (int i = 1; i <= n; i++) { int l, r; cin >> l >> r; for (int j = l; j <= r; j++) { int x = (j + (j / B)) % A; int y = j % B; if (!mp[{x, y}]) { mp[{x, y}] = 1; ans++; } } } cout << ans << '\n'; } return 0; }
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