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  • Python开发【第二篇】运算符

    "+" 加号

    __author__ = 'Tang'
    
    a = 8
    b = 9
    c = a + b
    print(c)  # 17
    
    a = 8.0
    b = 9
    c = a + b
    print(c)  # 17.0
    
    a = 8
    b = 9.0
    c = a + b
    print(c)  # 17.0

    “-” 减号

    __author__ = 'Tang'
    
    # 正数
    a = 9
    b = 8
    c = a - b
    print(c)  # 1
    
    a = 9.0
    b = 8
    c = a - b
    print(c)  # 1.0
    
    a = 9
    b = 8.0
    c = a - b
    print(c)  # 1.0
    
    # 负数
    a = 8
    b = 9
    c = a - b
    print(c)  # -1
    
    a = 8.0
    b = 9
    c = a - b
    print(c)  # -1.0
    
    a = 8
    b = 9.0
    c = a - b
    print(c)  # -1.0

    "*" 乘号

    __author__ = 'Tang'
    
    a = 9
    b = 8
    c = a * b
    print(c)  # 72
    
    a = 9.0
    b = 8
    c = a * b
    print(c)  # 72.0
    
    a = 9
    b = 8.0
    c = a * b
    print(c)  # 72.0

    "/" 除号

    __author__ = 'Tang'
    
    a = 9
    b = 3
    c = a / b
    print(c) # 3.0
    
    a = 9.0
    b = 3
    c = a / b
    print(c) # 3.0
    
    a = 9
    b = 3.0
    c = a / b
    print(c) # 3.0
    
    a = 9
    b = 8
    c = a / b
    print(c)  # 1.125
    
    a = 9.0
    b = 8
    c = a / b
    print(c)  # 1.125
    
    a = 9
    b = 8.0
    c = a / b
    print(c)  # 1.125

    "%" 求余

    
    
    __author__ = 'Tang'

    a = 9
    b = 3
    c = a % b
    print(c) # 0

    a = 9.0
    b = 3
    c = a % b
    print(c) # 0.0

    a = 9
    b = 3.0
    c = a % b
    print(c) # 0.0

    a = 9
    b = 8
    c = a % b
    print(c) # 1

    a = 9.0
    b = 8
    c = a % b
    print(c) # 1.0

    a = 9
    b = 8.0
    c = a % b
    print(c) # 1.0

    "**" 次方

    __author__ = 'Tang'
    
    a = 9
    b = 3
    c = a ** b
    print(c) # 729
    
    a = 9.0
    b = 3
    c = a ** b
    print(c) # 729.0
    
    a = 9
    b = 3.0
    c = a ** b
    print(c) # 729.0

    "//" 取整

    __author__ = 'Tang'
    
    a = 9
    b = 3
    c = a // b
    print(c) # 3
    
    a = 9.0
    b = 3
    c = a // b
    print(c) # 3.0
    
    a = 9
    b = 3.0
    c = a // b
    print(c) # 3.0
    
    a = 5
    b = 2
    c = a // b
    print(c) # 2
    
    a = 5.0
    b = 2
    c = a // b
    print(c) # 2.0
    
    a = 5
    b = 2.0
    c = a // b
    print(c) # 2.0
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  • 原文地址:https://www.cnblogs.com/tangkaishou/p/9462775.html
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