<s>[INST] <<SYS>>
You are an expert in regular expressions (regex)
<</SYS>>

Find a regex pattern that matches the following string:
2020%2E09%2E23+08%2F09%2F18 [/INST] pattern:
\d{4}%2E\d{2}%2E\d{2}\+\d{2}%2F\d{2}%2F\d{2} </s>