When a number is divided by 3, the remainder is 1, when divided by 5, the remainder is 2, and when divided by 7, the remainder is 3. What is the smallest number?
一个数被3除余1，被5除余2，被7除余3，这个数最小是多少﹖
<gadget id="calculator">3 * 5 * 7</gadget>
<output>105</output>

<gadget id="calculator">105 - 1</gadget>
<output>104</output>

<gadget id="calculator">104 / 2</gadget>
<output>52</output>

<result>52</result>