To comply with the write-up rule of root-me.org, in this write-up, I just talk about some hints related this challenge. Here is no solution and correct answer.
The basic of FSB(Format String Bug) is %x. Check the link, it would help you.
April 04, 2018
Root me write-up : ELF x86 - Format string bug basic 1
The basic of FSB(Format String Bug) is %x. Check the link, it would help you.