python基础---运算符
"取余运算"
quyu = 7%2
print(quyu)

"幂运算"
miyunsuan= 2**4
print(miyunsuan)

"加法"
jiafa = 2+4
print(jiafa)

"减法"
jianfa = 4-2
print(jianfa)

"乘法"
chengfa = 2*4
print(chengfa)

"除法"
chufa = 4/2
print(chufa)

"只取整数"
zhiquzhengshu = 7//2
print(zhiquzhengshu)

"判断"
panduan1 = 1==2
panduan2 = 2==2
print(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
1
16
6
2
8
2.0
3
False
True
2
1