Submission #1070983

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

int main() {
	ll n;
	ll a,b;
	ll ans = 0;
	ll x[n];
	cin >> n >> a >> b;
	for (int i = 0; i < n; i++) {
		cin >> x[i];
	}

	for (int i = 0; i < n - 1; i++) {
		ll dif = x[i + 1] - x[i];
		ll cost = dif * a;
		if (cost < b) {
			ans += cost;
		} else {
			ans += b;
		}
	}
	
	cout << ans << endl;
	 
	
	return 0;	
}

Submission Info

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