Submission #1073110

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Source Code Expand

#include <iostream>

int main(int argc, char *argv[]){
	unsigned long long n, a, b;
	std::cin >> n >> a >> b;
	unsigned long long x1, x2;
	std::cin >> x1;
	unsigned long long sum = 0;
	for(int i = 1; i < n; i++){
		std::cin >> x2;
		sum += std::min(a * (x2 - x1), b);
		x1 = x2;
	}
	std::cout << sum << std::endl;
	return 0;
}

Submission Info

Judge Result