There is a two-digit number. The number in the tens place is 4 times the number in the ones place. If you subtract 5 from the two-digit number, the number in the tens place will be the same as the number in the ones place. What is the two-digit number?
有一个两位数，十位上的数字是个位上数字的4倍，如果把这个两位数减去5，十位上的数字就与个位上的数字相同，这个两位数是多少．
<result>82</result>