0055-jump-game.cs

public class Solution {
    public bool CanJump(int[] nums) {
          int goal = nums.Length - 1;
            for (int i = nums.Length-1; i>=0; i--)
            {
                if (nums[i] + i >= goal)
                {
                    goal = i;
                }
            }

            return goal == 0  ;
    }
}