Submission #1518241

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Source Code Expand

#include <iostream>
#include <vector>
#include <string>

#define reps(i,s,n) for(int (i) = (s); (i) < (n); (i)++)
#define rep(i,n) reps(i,0,n)

using namespace std;
using ll = long long;

int main(){
    int n,t;
    cin >> n >> t;
    ll ans = 0,start=0,end=0;
    vector<int> a(n,0);
    rep(i,n){
        cin >> a[i];
    }
    ans += t;
    rep(i,n-1){
        if(a[i+1]-a[i]>=t){
            ans += t;
        }else{
            ans += (a[i+1]-a[i]);
        }
    }

    cout << ans << endl;

    return 0;
}

Submission Info

Judge Result