<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">안녕하세요. 질문드립니다.</div>
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<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">1. 아래와 같이 하면 안되는 이유는 무엇인가요?</div>
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<div style="color: #d4d4d4; background-color: #1e1e1e; font-family: Menlo, Monaco, 'Courier New', monospace; font-size: 12px; line-height: 18px; white-space: pre;"><span style="color: #c586c0;">if</span> (<span style="color: #b5cea8;">97</span> &lt;= <span style="color: #9cdcfe;">num</span> &lt;=<span style="color: #b5cea8;">122</span>)</div>
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<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;"><span style="letter-spacing: -0.3px;">2. 아래와 같이 해도 답이 나오는 데 괜찮은지요?</span></div>
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<div><span style="color: #c586c0;">for</span> (<span style="color: #569cd6;">let</span> <span style="color: #9cdcfe;">x</span> <span style="color: #569cd6;">of</span> <span style="color: #9cdcfe;">str</span>) {</div>
<div><span style="color: #569cd6;">let</span> <span style="color: #9cdcfe;">num</span> = <span style="color: #9cdcfe;">x</span>.<span style="color: #dcdcaa;">charCodeAt</span>();</div>
<div><span style="color: #c586c0;">if</span> (<span style="color: #9cdcfe;">num</span> &gt;= <span style="color: #b5cea8;">97</span> &amp;&amp; <span style="color: #9cdcfe;">num</span> &lt;= <span style="color: #b5cea8;">122</span>) <span style="color: #9cdcfe;">x</span> = <span style="color: #4ec9b0;">String</span>.<span style="color: #dcdcaa;">fromCharCode</span>(<span style="color: #9cdcfe;">num</span> - <span style="color: #b5cea8;">32</span>);</div>
<div><span style="color: #9cdcfe;">answer</span> += <span style="color: #9cdcfe;">x</span>;</div>
<div>}</div>
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