python基础1

原创 python小兵

python基础1 整数 1.整数相加 1 a = 10 2 b = 20 3 print(a + b) 4 结果:30 2.整数相减 a = 10b = 20print(b - a) 结果:10 1 a = 10 2 b = 20 3 print(b - a) 4 结果:10 3.整数相乘 1 a = 10 2 b