import sys
import time

if len(sys.argv) == 1:
    sys.exit(1)

def bubble(arr):
    n = len(arr)
    for x in range(n):
        #print('*')
        swap = 0
        for i in range(-1,-(n-x),-1):
            a = arr[i-1]
            b = arr[i]
            #print(a,b)
            #time.sleep(5)
            if a > b:
                #print('swap')
                #time.sleep(5)
                arr[i-1] = b
                arr[i] = a
                swap = 1
        if swap == 0:
            break
    return arr

data = [int(n) for n in sys.argv[1].split(',')]
ans = bubble(data)
print(ans)