Submission #1588742

---

Source Code Expand

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;

int main(){
        ll N, a, b;
        cin>>N>>a>>b;
        vector <ll> x;
        for(ll i=0;i<N;i++){
                ll xx;
                cin>>xx;
                x.push_back(xx);
        }
        ll res=0;
        for(int i=1;i<N;i++){
                if(a*(x[i]-x[i-1])<b){
                        res+=a*(x[i]-x[i-1]);
                }
                else{
                        res+=b;
                }
        }
        cout<<res<<endl;
        return 0;
}

Submission Info

Judge Result