Submission #70982113

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define IOS ios::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr)
using LL = long long;
#define int long long
using pii = pair<int, int>;
#define fi first
#define se second
using mat = array<int, 4>;
constexpr int MAXN = 1 << 22, N = 5e5, mod = 998244353;
int n, X, Y, a[MAXN];
signed main() {
	IOS;
	cin >> n >> X >> Y;
  	for (int i = 1; i <= n; ++i) cin >> a[i];
	int d = Y - X;
	for (int i = 2; i <= n; ++i) {
		if (a[i] * X % d != a[1] * X % d) {
			cout << "-1\n";
			return 0;
		}
	}
	int L = 0, R = 1e18;
	for (int i = 1; i <= n; ++i) L = max(L, a[i] * X), R = min(R, a[i] * Y);
  	if (L > R) {
  		cout << "-1\n";
  		return 0;
	}
  	int ans = L + (a[1] * X % d - L % d + d) % d + (R - L - (a[1] * X % d - L % d + d) % d) / d * d;
	cout << (LL)(((__int128)n * ans - (__int128)X * accumulate(a + 1, a + 1 + n, 0LL)) / d) << "\n";
	return 0;
}

Submission Info

Submission Time
Task C - Candy Tribulation
User EnderLwz
Language C++23 (GCC 15.2.0)
Score 350
Code Size 937 Byte
Status AC
Exec Time 9 ms
Memory 5304 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 350 / 350
Status
AC × 3
AC × 46
Set Name Test Cases
Sample 00-sample-01.txt, 00-sample-02.txt, 00-sample-03.txt
All 00-sample-01.txt, 00-sample-02.txt, 00-sample-03.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 01-27.txt, 01-28.txt, 01-29.txt, 01-30.txt, 01-31.txt, 01-32.txt, 01-33.txt, 01-34.txt, 01-35.txt, 01-36.txt, 01-37.txt, 01-38.txt, 01-39.txt, 01-40.txt, 01-41.txt, 01-42.txt, 01-43.txt
Case Name Status Exec Time Memory
00-sample-01.txt AC 1 ms 3640 KiB
00-sample-02.txt AC 1 ms 3640 KiB
00-sample-03.txt AC 1 ms 3576 KiB
01-01.txt AC 5 ms 4404 KiB
01-02.txt AC 2 ms 3816 KiB
01-03.txt AC 5 ms 4660 KiB
01-04.txt AC 6 ms 4732 KiB
01-05.txt AC 6 ms 5228 KiB
01-06.txt AC 9 ms 5288 KiB
01-07.txt AC 9 ms 5264 KiB
01-08.txt AC 9 ms 5156 KiB
01-09.txt AC 9 ms 5192 KiB
01-10.txt AC 9 ms 5188 KiB
01-11.txt AC 9 ms 5304 KiB
01-12.txt AC 9 ms 5284 KiB
01-13.txt AC 6 ms 4808 KiB
01-14.txt AC 9 ms 5272 KiB
01-15.txt AC 9 ms 5240 KiB
01-16.txt AC 8 ms 5064 KiB
01-17.txt AC 9 ms 5188 KiB
01-18.txt AC 9 ms 5216 KiB
01-19.txt AC 8 ms 4932 KiB
01-20.txt AC 9 ms 5284 KiB
01-21.txt AC 9 ms 5248 KiB
01-22.txt AC 8 ms 5064 KiB
01-23.txt AC 9 ms 5272 KiB
01-24.txt AC 9 ms 5196 KiB
01-25.txt AC 7 ms 4804 KiB
01-26.txt AC 5 ms 4476 KiB
01-27.txt AC 7 ms 4836 KiB
01-28.txt AC 7 ms 4676 KiB
01-29.txt AC 8 ms 5188 KiB
01-30.txt AC 9 ms 5208 KiB
01-31.txt AC 6 ms 4664 KiB
01-32.txt AC 9 ms 5288 KiB
01-33.txt AC 9 ms 5244 KiB
01-34.txt AC 7 ms 4856 KiB
01-35.txt AC 9 ms 5244 KiB
01-36.txt AC 9 ms 5092 KiB
01-37.txt AC 5 ms 4424 KiB
01-38.txt AC 9 ms 5272 KiB
01-39.txt AC 9 ms 5192 KiB
01-40.txt AC 7 ms 4716 KiB
01-41.txt AC 6 ms 4900 KiB
01-42.txt AC 5 ms 4648 KiB
01-43.txt AC 9 ms 5092 KiB