python基础---运算符"取余运算"quyu = 7%2print(quyu)"幂运算"miyunsuan= 2**4print(miyunsuan)"加法"jiafa = 2+4print(jiafa)"减法"jianfa = 4-2print(jianfa)"乘法"chengfa = 2*4print(chengfa)"除法"chufa = 4/2print(chufa)"只取整数"zhiquzhengshu = 7//2print(zhiquzhengshu)"判断"panduan1 = 1==2panduan2 = 2==2print(panduan1)print(panduan2)"math-数学模块"import math"math.ceil-向上取整，不管小数点后数字多大都取个位数+1。"xiangshangquzheng= math.ceil(1.57)print(xiangshangquzheng)"math.floor-向下取整，不管小数点后数字多大都取个位数。"xiangxiaquzheng = math.floor(1.56)print(xiangxiaquzheng)"round()四舍五入，这个运算符不要用，因为在运算2.5时结果是2" 运行结果1166282.03FalseTrue21