[python]數字編程練習

1
age=23
print("happy "+str(age)+"rd birthday!") ##將變量的int轉換查str字符串格式

2
print(3+5)
print(10-2)
print(2*4)
print(16/2)

3
favorite_num= 10
print("my favorite number is "+str(favorite_num) )