leetcode-problemset/leetcode-cn/problem (English)/整数转换(English) [convert-integer-lcci].html

<p>Write a function to determine the number of bits you would need to flip to convert integer A to integer B.</p>

<p><strong>Example1:</strong></p>

<pre>
<strong> Input</strong>: A = 29 (0b11101), B = 15 (0b01111)
<strong> Output</strong>: 2
</pre>

<p><strong>Example2:</strong></p>

<pre>
<strong> Input</strong>: A = 1，B = 2
<strong> Output</strong>: 2
</pre>

<p><strong>Note:</strong></p>

<ol>
	<li><code>-2147483648 &lt;= A, B &lt;= 2147483647</code></li>
</ol>