Python 基礎知識簡單

三個數字中最大的一個

「三個數字中最大的」問題的詳細指南和 Python 實作。

問題陳述

簡單

寫一個函數 greatest_of_three(a, b, c),它接受三個整數 abc,並傳回其中最大的一個。

約束條件
  • -10^9 <= a, b, c <= 10^9

範例

Example 1
Input
a = 10, b = 20, c = 15
Output
20
Explanation

20 is the largest among 10, 20, and 15.

Example 2
Input
a = 5, b = 5, c = 5
Output
5
Explanation

All three are equal, so return 5.

Example 3
Input
a = -1, b = -2, c = -3
Output
-1
Explanation

-1 is the greatest among -1, -2, and -3.

Need a Hint?
考慮使用特定於基礎的資料結構,例如集合或堆。
Edge Cases to Watch
  • 空輸入結構
  • 單元素輸入
  • 大數值範圍

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