题解 | #将向量转换为对角矩阵#
将向量转换为对角矩阵
https://www.nowcoder.com/practice/fa80e7e3e07345b1993b93f46182643b
numpy 1行流 import numpy as np
def make_diagonal(x): return np.eye(x.shape[0])*x
if name == "main": x = np.array(eval(input())) print(make_diagonal(x))
将向量转换为对角矩阵
https://www.nowcoder.com/practice/fa80e7e3e07345b1993b93f46182643b
numpy 1行流 import numpy as np
def make_diagonal(x): return np.eye(x.shape[0])*x
if name == "main": x = np.array(eval(input())) print(make_diagonal(x))
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