每日总结3.11

读入2个正整数A和B，1<=A<=9, 1<=B<=10,产生数字AA...A,一共B个A
a,b=input().split(',')
a=a.strip()
b=b.strip()
b=int(b)
c=a
for i in range(b-1):
    c+=a
print(c)

输入一个整数和进制，转换成十进制输出

a,b=input().split(",")
b = eval(b)
c=int(a,b)#int(string,number)
print(c)