稀疏矩阵乘法 · Sparse Matrix Multiplication

[抄题]:

给定两个 稀疏矩阵 A 和 B,返回AB的结果。
您可以假设A的列数等于B的行数。

[暴力解法]:

时间分析:

空间分析:

[思维问题]:

[一句话思路]:

如果为零则不相乘,优化常数的复杂度。

[输入量]:空: 正常情况:特大:特小:程序里处理到的特殊情况:异常情况(不合法不合理的输入):

[画图]:

[一刷]:

[二刷]:

[三刷]:

[四刷]:

[五刷]:

[五分钟肉眼debug的结果]:

[总结]:

[复杂度]:Time complexity: O() Space complexity: O()

[英文数据结构或算法,为什么不用别的数据结构或算法]:

[其他解法]:

[Follow Up]:

[LC给出的题目变变变]:

[代码风格] :

原文地址:https://www.cnblogs.com/immiao0319/p/8460299.html

时间: 2024-10-09 17:26:15

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