1.算数运算符

36839c8aefad20ae4ed726edc2449912.png

例子:

a=30

b=40

c=a+b

print(c)


2.关系运算符

39716f0b7e34dcaebc68d3a7076b9df8.png

例子:

a=30

b=40

print(a==b)


3.赋值运算符

0da1238b4bdb1d2388fe1ca06a54579f.png

例子:

a=30

b=40

b+=a

print(b


4.逻辑运算符

346aaac04d7cb93e699ccef14fd01d04.png

例子:

a=30

b=40

c=50

print(a>b or b<c)

print not(a>b and b<c)