Submission #1350592

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Source Code Expand

#include <iostream>
using namespace std;

int main(){
  int N,M,T;
  cin >> N >> M >> T;
  int a[100];
  bool place=true;

  for(int i=0; i<N; i++){
    cin >> a[i];
  }

  int time=0;
  int now=0;
  for(int i=0; i<N; i++){
    if(place){
      if(a[i] > now+M){
        time += a[i]-(now+M);
      }
      place = false;
      now=a[i];
    }else{
      if(a[i] > now+2*M){
        time+=a[i]-(now+2*M);
      }
      now=a[i];
    }
  }
  if(now+M < T){
    time+=T-(now+M);
  }

  cout << time << endl;
  
  return 0;
}

Submission Info

Judge Result