| n | rows = [] | n | matrix = [] |
| while True: | | while True: |
| line = input() | | line = input() |
| if not line: | | if not line: |
| break | | break |
| row = [int(x) for x in line.split(',')] | | row = [int(x) for x in line.split(',')] |
| n | rows.append(row) | n | matrix.append(row) |
| n = len(rows[len(rows) - 1]) | | n = len(matrix[len(matrix) - 1]) |
| a = 1 | | level = 1 |
| for i in range(n - 1, -1, -1): | | for i in range(n - 1, -1, -1): |
| n | print(' ' * (n - a), end='') | n | print(' ' * (n - level), end='') |
| for j in range(n - a, n): | | for j in range(n - level, n): |
| if j != n - 1: | | if j != n - 1: |
| n | print(rows[j][i], end=', ') | n | print(matrix[j][i], end=', ') |
| else: | | else: |
| t | print(rows[j][i]) | t | print(matrix[j][i]) |
| a += 1 | | level += 1 |