python输出30*30的矩阵以(6,6)为中心,上边四行,下边5行,左边4列,右边5列的矩阵和位置(6,6)
时间: 2023-06-12 22:06:06 浏览: 47
可以使用如下代码实现:
```python
import numpy as np
# 创建一个30x30的矩阵
matrix = np.zeros((30, 30))
# 确定中心点坐标
center = (6, 6)
# 确定需要截取的矩阵范围
top = center[0] - 4
bottom = center[0] + 5
left = center[1] - 4
right = center[1] + 5
# 截取矩阵并输出
sub_matrix = matrix[top:bottom, left:right]
print(sub_matrix)
# 输出中心点坐标
print("中心点坐标:", center)
```
输出结果如下:
```
[[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]
[0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]]
中心点坐标: (6, 6)
```