# Write a Python program to Convert numeric words to numbers 
 # Python3 code to demonstrate working of 
# Convert numeric words to numbers
# Using join() + split()
  
help_dict = {
    'one': '1',
    'two': '2',
    'three': '3',
    'four': '4',
    'five': '5',
    'six': '6',
    'seven': '7',
    'eight': '8',
    'nine': '9',
    'zero' : '0'
}
  
# initializing string
test_str = "zero four zero one"
  
# printing original string
print("The original string is : " + test_str)
  
# Convert numeric words to numbers
# Using join() + split()
res = ''.join(help_dict[ele] for ele in test_str.split())
  
# printing result 
print("The string after performing replace : " + res) 