PYTHON
1)
print("Hello world!\n"*100)
2)
a = int(input())
q = int(input())
w = int(input())
e = int(input())
r = int(input())
t = int(input())
y = int(input())
u = int(input())
s = int(input())
b = int(input())
suma = (a+q+w+e+r+t+y+u+s+b)/10
print("Середне арифметичне = ",suma)