Submission #1069459

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Source Code Expand

#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

int main()
{
	long long N, A, B;
	long long ans = 0;
	cin >> N >> A >> B;

	vector<long long> X(N);
	for (int i = 0;i < N;i++)
		cin >> X[i];

	for (int i = 0;i < N - 1;i++)
		ans += min((X[i + 1] - X[i]) * A, B);

	cout << ans << endl;

	return 0;
}

Submission Info

Judge Result