Jump Game

//Jump game on GFG,forward motion only
class Solution {
  public:
    int canReach(int arr[], int n) {
        int max_reach=arr[0],remaining=arr[0]-1;
        for(int i=1;i<n;i++){
            if(i>max_reach) return 0;
            max_reach=max(max_reach,arr[i]+i);
            remaining--;
        }
        return true;
    }
};