Added Osint Challenge

G0t_A_IO/README.md

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+# G0t_A_I/O
+
+**`Author:`** [SlyPex](https://github.com/SlyPex)
+
+## Description
+
+Just some old memories between **Me** & @tawat.
+
+## Solution
+
+Solution of the challenge can be found [here](solution/).

G0t_A_IO/challenge.yml

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+name: "G0t_A_I/O"
+author: "SlyPex"
+author_link: "https://github.com/SlyPex"
+
+category: misc
+
+difficulty: ezmed 
+
+description: |
+  > Just some old memories between **Me** and @tawat  
+
+  **Author** : SlyPex
+flags: 
+  - shellmates{y0U_7rUely_g0T_$0M3_0S1NT_$k1ll$}
+
+tags:
+  - OSINT
+  - Easy
+
+value: 500
+type: dynamic
+extra:
+    initial: 500
+    decay: 15
+    minimum: 50
+state: hidden
+version: "0.1"

G0t_A_IO/challenge/flag.txt

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+shellmates{y0U_7rUely_g0T_$0M3_0S1NT_$k1ll$}