Submission #3734535

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Source Code Expand

#include <bits/stdc++.h>
#define ll long long
#define inf 1000000007 //10^9+7
#define sort(vec) sort((vec).begin(),(vec).end());
#define rever(vec) reverse((vec).begin(),(vec).end());
#define unsort(vec) sort((vec)); rever((vec));
using namespace std;

int main() {
  ll n,t;
  cin>>n>>t;
  vector<ll>vec(n);
  for(ll i=0;i<n;i++)cin>>vec.at(i);
  ll ans=t;
  for(ll i=0;i<n-1;i++) {
    if((vec.at(i+1)-vec.at(i))>t) {
      ans+=t;
    }
    else {
      ans+=(vec.at(i+1)-vec.at(i));
    }
  }
  cout<<ans<<endl;
}

Submission Info

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