ஆக்கங்கள் சேர்மானங்கள்

Factorial, permutations, Combinations

For {a, b, c}

a
b
c

ab
ac
ba
bc
ca
cb

abc
acb
bac
bca
cab
cba

What it is called as
Total= 3+6+6=15

What is called as

  1. a
  2. b
  3. c

  4. ab

  5. ac

  6. bc

  7. abc

Total=7

1.
a
b
c

2
ab

3
abc

  1. abc
  2. acb
  3. bac
  4. bca
  5. cab
  6. cba

Total= 6


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