def greaterThan50(nums){
   def result = []
   nums.each{ num ->
      if(num > 50)
         result << num
   result
}
def test = greaterThan50([2, 3, 50, 62, 11, 2999])
assert test.contains(62)

def greaterThan50(nums){
   def result = []
   for (num in nums){
       if(num > 50){
            result << num
       }
   }
   result
}
def test = greaterThan50([2, 5, 62, 50, 25, 88])

def greaterThan50(List<Integer> nums){

List<Integer> greaterThan50(List<Integer> nums) {
    def result = []
    nums.each { num ->
        if (num > 50)
            result << num
    }
    result
}

def test = greaterThan50([2, 3, 50, 62, 11, 2999])
assert test.contains(62)

nums.findAll { it > 50 }