ch 2
circle area
bmi
ch 3
average of 5
average of n
average of integers
body surface
triangle
ch 4
count upper case
even parity
analyze score 1
analyze score 2
1 introduction
2 variable, expression
3 if, loop
4 string, file
5 simple list
type: integer, float, string
math
x in range()
c in ... string ...
s.find(c)
if cond: do_true else: do_false
while cond: do_body
for x in ...: do_body
input:
inp = input().strip()
rec = input().strip().split()
output
print()