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

  • kcmutya
     + 0 comments
    # Enter your code here. Read input from STDIN. Print output to STDOUT
import itertools

S, k = input().split()
permutations = list(itertools.permutations(S, int(k)))
lexico_s = sorted(permutations)
for case in lexico_s:
    print(''.join(case))