擅长:python、mysql、java
<p>您可以将元素存储在数组中,然后使用以下代码打印副本</p>
<pre><code>arr = [1, 2, 3, 4, 2, 7, 8, 8, 3];
print("Duplicate elements in given array: ");
for i in range(0, len(arr)):
for j in range(i+1, len(arr)):
if(arr[i] == arr[j]):
print(arr[j]);
</code></pre>
<p><strong>结果:</strong></p>
<pre><code>Duplicate elements in given array:
2
3
8
</code></pre>