Tong= int( input('nhap vao tong '))

Hieu= int(  input(' nhap vao hieu '))

Print(' trong hai so ta goi so thu nhat la so long va so thu hai la so be ')

So_lon= (Tong + Hieu )/2

So_be= Tong - So_ lon

Print(' so thu nhat la',So_lon)

Print('so thu hai la',So_be)

Tong= int( input('nhap vao tong '))

Hieu= int(  input(' nhap vao hieu '))

Print(' trong hai so ta goi so thu nhat la so long va so thu hai la so be ')

So_lon= (Tong + Hieu )/2

So_be= Tong - So_ lon

Print(' so thu nhat la',So_lon)

Print('so thu hai la',So_be)

Hoc_sinh= input (' nhap ho va ten')

Toan= float(input ('diem ngu van '))

Van= float( input (' diem toan'))

Tieng_anh= float( input ('diem tiang anh'))

Tb= (Toan*2 + Van + Tieng_anh) /4

Print ( tong trung binh ba mon toan, van va tieng anh la',Tb)

D=12

R=6

CV=D+R/2

S=D*R

Print(' chu vi hinh chu nhat la' ,CV)

Print('dien tich hinh chu nhat la',S)

r=5

Pi=3.14

CV=2*r*Pi

Print('chu vì hình tròn la ' ,CV)

S=r**2*Pi

Print('dien tích hình tròn la ',S)