这个代码哪里出错了？

Posted 2020-10-27 cd1330

num1 = input()
num2 = input()
num3 = input()
if num1 > num2 and num1 >num3:
    print (num1,‘num1‘)
elif num2 > num1 and num2 > num3:
    print(num2,‘num2‘)
else:
    print(num3,‘num3‘)

输入，65,37,108，输出65