1.算数运算符 例子: a=30 b=40 c=a+b print(c) 2.关系运算符 例子: a=30 b=40 print(a==b) 3.赋值运算符 例子: a=30 b=40 b+=a print(b 4.逻辑运算符 例子: a=30 b=40 c=50 print(a>b or b<c) print not(a>b and b<c) 转载于:https://blog.51cto.com/huangzp/1974451