Divide a three-digit number by 57, the quotient is A, and the remainder is B (both A and B are natural numbers), so what is the maximum value of A+B?
一个三位数除以57，商是A，余数是B(A、B都是自然数)，那么A+B的最大值是多少．
<gadget id="calculator">16 + 56</gadget>
<output>72</output>

<result>72</result>