diff --git a/src/main/java/leetcode/editor/cn/CheckIfTheSentenceIsPangram.java b/src/main/java/leetcode/editor/cn/CheckIfTheSentenceIsPangram.java
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+//全字母句 指包含英语字母表中每个字母至少一次的句子。 
+//
+// 给你一个仅由小写英文字母组成的字符串 sentence ，请你判断 sentence 是否为 全字母句 。 
+//
+// 如果是，返回 true ；否则，返回 false 。 
+//
+// 
+//
+// 示例 1： 
+//
+// 
+//输入：sentence = "thequickbrownfoxjumpsoverthelazydog"
+//输出：true
+//解释：sentence 包含英语字母表中每个字母至少一次。
+// 
+//
+// 示例 2： 
+//
+// 
+//输入：sentence = "leetcode"
+//输出：false
+// 
+//
+// 
+//
+// 提示： 
+//
+// 
+// 1 <= sentence.length <= 1000 
+// sentence 由小写英语字母组成 
+// 
+// Related Topics 字符串 
+// 👍 9 👎 0
+
+package leetcode.editor.cn;
+
+import java.util.ArrayList;
+import java.util.List;
+
+//1832:判断句子是否为全字母句
+public class CheckIfTheSentenceIsPangram{
+    public static void main(String[] args) {
+        //测试代码
+        Solution solution = new CheckIfTheSentenceIsPangram().new Solution();
+    }
+    //力扣代码
+    //leetcode submit region begin(Prohibit modification and deletion)
+class Solution {
+    public boolean checkIfPangram(String sentence) {
+        List<Character> list = new ArrayList<>();
+        int num = 0;
+        for (char ch : sentence.toCharArray()) {
+            if (ch >= 'a' && ch <= 'z' && !list.contains(ch)) {
+                list.add(ch);
+                num++;
+            }
+        }
+        return num==26;
+    }
+}
+//leetcode submit region end(Prohibit modification and deletion)
+
+}
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diff --git a/src/main/java/leetcode/editor/cn/CheckIfTheSentenceIsPangram.md b/src/main/java/leetcode/editor/cn/CheckIfTheSentenceIsPangram.md
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+<p><strong>全字母句</strong> 指包含英语字母表中每个字母至少一次的句子。</p>
+
+<p>给你一个仅由小写英文字母组成的字符串 <code>sentence</code> ，请你判断 <code>sentence</code> 是否为 <strong>全字母句</strong> 。</p>
+
+<p>如果是，返回<em> </em><code>true</code> ；否则，返回<em> </em><code>false</code> 。</p>
+
+<p> </p>
+
+<p><strong>示例 1：</strong></p>
+
+<pre>
+<strong>输入：</strong>sentence = "thequickbrownfoxjumpsoverthelazydog"
+<strong>输出：</strong>true
+<strong>解释：</strong><code>sentence</code> 包含英语字母表中每个字母至少一次。
+</pre>
+
+<p><strong>示例 2：</strong></p>
+
+<pre>
+<strong>输入：</strong>sentence = "leetcode"
+<strong>输出：</strong>false
+</pre>
+
+<p> </p>
+
+<p><strong>提示：</strong></p>
+
+<ul>
+	<li><code>1 <= sentence.length <= 1000</code></li>
+	<li><code>sentence</code> 由小写英语字母组成</li>
+</ul>
+<div><div>Related Topics</div><div><li>字符串</li></div></div>\n<div><li>👍 9</li><li>👎 0</li></div>
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