Submission #1070098

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Source Code Expand

#include <iostream>
#include <vector>
#include <algorithm>
#define ll long long
using namespace std;
int main() {
	cin.tie(0); ios::sync_with_stdio(false);
	ll N, A, B; cin >> N >> A >> B;
	vector<ll> X(N + 1,0);
	for (int i = 1; i <= N; i++) cin >> X[i];

	ll ans = 0;
	for (int i = 1; i < N;i++) {
		int diff = X[i + 1] - X[i];
		ans += min(A*diff, B);
	}
	cout << ans << endl;
}

Submission Info

Judge Result