# your code goes here
# your code goes here
arr = str(input())
lst = map(list, arr.split(", "))
print(arr)
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCiMgeW91ciBjb2RlIGdvZXMgaGVyZQphcnIgPSBzdHIoaW5wdXQoKSkKbHN0ID0gbWFwKGxpc3QsIGFyci5zcGxpdCgiLCAiKSkKcHJpbnQoYXJyKQ==
UE0wMTIzLCBQTTEyMjIsIERFVjEyMTcsIERFVjk4NzIsIERFVjExMTI=
PM0123, PM1222, DEV1217, DEV9872, DEV1112