# data[].attributes.body
a) (20-1)!/2 = 6.082255e+16
b) (20-1)! = 1.216451e+17

# data[].attributes.body
1. (20-1)!/2
2. (20-1)!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) 19!/2
b) 19

# data[].attributes.body
Qn1a) (20-1)!/2
Qn1b) (20-1)!

# data[].attributes.body
a) (n-1)!/2 = 19!/2
b) (n-1)! = 19!

# data[].attributes.body
b ) 19!

# data[].attributes.body
1a) 19! / 2
1b) 19!

# data[].attributes.body
b)19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) (20-1)!/2
b)19!

# data[].attributes.body
(20-1)!

# data[].attributes.body
1a. 19!/2
1b. 19!

# data[].attributes.body
b)19!

# data[].attributes.body
a)19!/2
b)19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
a) 19!/2
b) 19!

# data[].attributes.body
19!

# data[].attributes.body
(a) (n - 1)! / 2
(b)

# data[].attributes.body
1a) 19!/2
1b) 19!

# data[].attributes.body
1a) 19!/2
1b) 19!

# data[].attributes.body
Q1
19!/2
19!

# data[].attributes.body
a. 19!/2
b. 19!

# data[].attributes.body
(20-1)!

# data[].attributes.body
a)50

# data[].attributes.body
a) 19!/2
b)19!

# data[].attributes.body
a) (20-1)! / 2
b) 19!

# data[].attributes.body
a) 19!/2 (because of the cycle a->b->c
b) 19!

# data[].attributes.headline
def weight_category(weight, height):  return weight/((height/100)**2)  if weight_category < 18.5:      return "underweight"    elif "weight_category" > 18.5 and <25:       return "normal"    else:      return "overweight" 

# data[].attributes.subject
def weight_category(weight, height):  return weight/((height/100)**2)  if weight_category < 18.5:      return "underweight"    elif "weight_category" > 18.5 and <25:       return "normal"    else:      return "overweight" 

# data[].attributes.body
a) (20-1)!/2
b) 19!

# data[].attributes.body
a) (20-1)! / 2
b) 19!