Python

print(input())
print(input())
print(input())

print(input(), input(), input(), sep = '\n')

for i in range(3):
    n = input()
    print (n)
    
a, b, c = input(), input(), input()
print(a, b, c, sep="\n")

print("{2}\n{1}\n{0}\n".format(input(), input(), input()))

//

a = int(input())

for i in range(a):
  for j in range(i):
    print('*', end='')
  print()

// 

a,b = (int(i) for i in input().split())
print(a,b)

//

a, b = int(input()), int(input())
s = 0
n = 0
for i in range(a,b+1):
    if i % 3 == 0:
        s+=i
        n+=1

print(s/n)

#

a = [[0] * m for i in range(n)] 
вместо 
a = [[0 for j in range(m)] for i in range(n)]