string_split_and_join.py

# Task
# You are given a string. Split the string on a " " (space) delimiter and join using a - hyphen.
# Function Description
# Complete the split_and_join function in the editor below.
# split_and_join has the following parameters:
# string line: a string of space-separated words
# Returns
# string: the resulting string

def split_and_join(line):
    # write your code here
    line = line.split(" ")
    line = "-".join(line)
    return line

if __name__ == '__main__':
    line = input()
    result = split_and_join(line)
    print(result)