Given an integer N as the input, print the
pattern as given in the Example Input/Output section.
Input
Format:
The first line contains N.
Output
Format:
2N-1 lines containing the desired pattern.
Boundary
Conditions:
2 <= N <= 50
Example
Input/Output:
Input:
3
Output:
0 0 1 0 0
0 2 0 8 0
3 0 0 0 7
0 4 0 6 0
0 0 5 0 0
Solution:
n = int(input())
for i in range(1,2*n):
for j in range(2*n-1):
if j==n-i or j==i-n:
print(i,end=' ')
elif j==n+i-2 or j==3*n-i-2:
print(4*n-2-i,end=' ')
else:
print("0",end=' ')
print()