docs: 2026-03-24作业_python文件

2026-03-24/2026-03-24_hw_1.py

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+# 实现简单的四则运算计算器
+# 输入两个数一个运算符，输出结果
+
+
+def add(num1:float, num2:float) -> float:
+    return num1 + num2
+def sub(num1:float, num2:float) -> float:
+    return num1 - num2
+def mul(num1:float, num2:float) -> float:
+    return num1 * num2
+def div(num1:float, num2:float) -> float:
+    return num1 / num2
+
+def main():
+    a1 = float(input("请输入第一个数: "))
+    a2 = float(input("请输入第二个数: "))
+    s = input("请输入运算符: ")
+
+    if s not in ["+", "-", "*", "/"]:
+        print("请输入正确的符号")
+        return
+    
+    p = {"+": add, "-": sub, "*": mul, "/": div}
+    print(p[s](a1, a2))
+    
+
+if __name__ == "__main__":
+    main()

2026-03-24/2026-03-24_hw_2.py

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+# 入机猜拳
+
+
+import random
+
+class Player:
+    def __init__(self):
+        self.dict_gesture = {0: '剪刀', 1: '石头', 2: '布'}
+    
+    def gesture(self, num):
+        return self.dict_gesture[num]
+
+class AIPlayer(Player):
+    play_data = []  # 存储玩家猜拳手势（类属性）
+    
+    def ai_gesture(self):
+        while True:
+            computer = random.randint(0, 2)
+            if len(self.play_data) >= 4:
+                # 获取玩家出拳的最大概率
+                max_prob = max(self.play_data, key=self.play_data.count)
+                if max_prob == '剪刀':
+                    return '石头'
+                elif max_prob == '石头':
+                    return '布'
+                else:
+                    return '剪刀'
+            else:
+                return self.dict_gesture[computer]
+
+class Game(Player):
+    def game_judge(self):
+        player_num = int(input("请输入(0剪刀、1石头、2布:)"))  # 玩家输入的手势
+        player = self.gesture(player_num)
+        AIPlayer().play_data.append(player)
+        ai_player = AIPlayer().ai_gesture()
+        
+        if (player == '剪刀' and ai_player == '布') or \
+           (player == '石头' and ai_player == '剪刀') or \
+           (player == '布' and ai_player == '石头'):
+            print(f"电脑出的手势是{ai_player},恭喜，你赢了!")
+        elif (player == '剪刀' and ai_player == '剪刀') or \
+             (player == '石头' and ai_player == '石头') or \
+             (player == '布' and ai_player == '布'):
+            print(f"电脑出的手势是{ai_player},打成平局了!")
+        else:
+            print(f"电脑出的手势是{ai_player},你输了，再接再厉!")
+    
+    def main(self):
+        self.game_judge()
+        while True:
+            option = input("是否继续:y/n\n")
+            if option == 'y':
+                self.game_judge()
+            else:
+                break
+
+# 程序入口
+if __name__ == "__main__":
+    game = Game()
+    game.main()

2026-03-24/2026-03-24_hw_3.py

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+# 实现 Circle 类...
+
+
+import math
+
+class Circle():
+    radius = float(0)
+    def __init__(self, radius:float) -> None:
+        self.radius = radius
+    
+    def get_peimeter(self) -> float:
+        return math.pi * self.radius * 2
+    
+    def get_area(self) -> float:
+        return math.pi * (self.radius ** 2)
+    
+    def __str__(self) -> str:
+        return f"radius: {self.radius}\npeimeter: {self.get_peimeter()}\narea: {self.get_area()}\n"
+
+def main() -> int:
+    cir1 = Circle(3.0)
+    # print(str(cir1))
+    print(f"cir1: peimeter: {cir1.get_peimeter()}")
+    print(f"cir1: narea: {cir1.get_area()}")
+    return 0
+
+if __name__ == "__main__":
+    main()