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  1. Prepare
  2. Python
  3. Itertools
  4. itertools.combinations_with_replacement()
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itertools.combinations_with_replacement()

  • saurabh_tambolk1
     + 1 comment

    Simple Solution

    from itertools import combinations_with_replacement
s=input().split()
s[0]=sorted(s[0])
k=list(combinations_with_replacement(s[0],int(s[1])))
for i in range(len(k)):
    print(''.join(k[i]))