CodingBat groupSum5 Solution

public boolean groupSum5(int start, int[] nums, int target) {
  if(start==nums.length) return target==0;
  if(nums[start]%5==0)
  if(start<nums.length-1&&nums[start+1]==1) return groupSum5(start+2,nums,target-nums[start]);
  else return groupSum5(start+1,nums,target-nums[start]);
  return groupSum5(start+1,nums,target-nums[start])||groupSum5(start+1,nums,target);
}