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- """
- 输出10行的杨辉三角 - 二项式的n次方展开系数
- 1
- 1 1
- 1 2 1
- 1 3 3 1
- 1 4 6 4 1
- ... ... ...
- Version: 0.1
- Author: 骆昊
- Date: 2018-03-06
- """
- def main():
- num = int(input('Number of rows: '))
- yh = [[]] * num
- for row in range(len(yh)):
- yh[row] = [None] * (row + 1)
- for col in range(len(yh[row])):
- if col == 0 or col == row:
- yh[row][col] = 1
- else:
- yh[row][col] = yh[row - 1][col] + yh[row - 1][col - 1]
- print(yh[row][col], end='\t')
- print()
- if __name__ == '__main__':
- main()
|
