# Fix hidden test case for Reverse Mirror Encoding

**URL:** <https://discuss.codechef.com/t/fix-hidden-test-case-for-reverse-mirror-encoding/126086>\
**Category:** feedback\
**Created:** [October 26, 2026, 8:36pm UTC](https://discuss.codechef.com/t/fix-hidden-test-case-for-reverse-mirror-encoding/126086 "2026-10-26T20:36:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![zirutok](https://discuss.codechef.com/user_avatar/discuss.codechef.com/zirutok/32/318329_2.png) [@zirutok](https://discuss.codechef.com/u/zirutok)\
**Post date:** [October 26, 2026, 8:36pm UTC](https://discuss.codechef.com/t/fix-hidden-test-case-for-reverse-mirror-encoding/126086/1 "2026-10-26T20:36:35Z")

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The problem [Reverse Mirror Encoding](https://www.codechef.com/problems/RMEN) has a hidden test cases violating the stated spec

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<div class="post-metadata">

**Author:** ![ykgupta2411](https://discuss.codechef.com/user_avatar/discuss.codechef.com/ykgupta2411/32/346094_2.png) [@ykgupta2411](https://discuss.codechef.com/u/ykgupta2411)\
**Post date:** [October 27, 2026, 5:48am UTC](https://discuss.codechef.com/t/fix-hidden-test-case-for-reverse-mirror-encoding/126086/2 "2026-10-27T05:48:35Z")

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Yes kindly look into that, I also got stuck at that test case.