#第一題

a =10

b =3

c = a/b - a

print(c,type(c))

c = a/b * a

print(c,type(c))

c =0.1* a//b - a

print(c,type(c))

c = a//b + a%b

print(c,type(c))

#第二題 兔子12 雞23

for ra in range(35):

for ch ?in range(35):

if ?ra*4+ch*2==94 and ra+ch==35:

ranum = ra

chnum = ch

print(ra,ch)