\x7fELF
while read a;do echo ${a/-/};done
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
00000000 <.data>: 0: 7f 45 jg 0x47 2: 4c dec %esp 3: 46 inc %esi 4: 0a 77 68 or 0x68(%edi),%dh 7: 69 6c 65 20 72 65 61 imul $0x64616572,0x20(%ebp,%eiz,2),%ebp e: 64 f: 20 61 3b and %ah,0x3b(%ecx) 12: 64 6f outsl %fs:(%esi),(%dx) 14: 20 65 63 and %ah,0x63(%ebp) 17: 68 6f 20 24 7b push $0x7b24206f 1c: 61 popa 1d: 2f das 1e: 2d 2f 7d 3b 64 sub $0x643b7d2f,%eax 23: 6f outsl %ds:(%esi),(%dx) 24: 6e outsb %ds:(%esi),(%dx) 25: 65 gs