Record Case Detail

This function is in beta test. Please help improve it in the issues here.

 pwd: /out/package
ppid: 33453
   1: WRITELN echo "de
   2: WRITELN cd"
   3: WRITELN exit

Your answer may be identical to the JOJ answer in the first several lines.

However, you will still get Wrong Answer because the complete output may be longer and there might be errors in the future lines.

Please double check your code to solve this problem and try again.

mumsh $ =================================================================
==33454==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000001c at pc 0x000000438dbb bp 0x7ffe3b10a290 sp 0x7ffe3b109a40
WRITE of size 4 at 0x60200000001c thread T0
    #0 0x438dba  (/out/package/mumsh+0x438dba)
    #1 0x516a40  (/out/package/mumsh+0x516a40)
    #2 0x515538  (/out/package/mumsh+0x515538)
    #3 0x7f8cfd4e0b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41d0a9  (/out/package/mumsh+0x41d0a9)

0x60200000001c is located 0 bytes to the right of 12-byte region [0x602000000010,0x60200000001c)
allocated by thread T0 here:
    #0 0x4dcf60  (/out/package/mumsh+0x4dcf60)
    #1 0x5169c5  (/out/package/mumsh+0x5169c5)
    #2 0x515538  (/out/package/mumsh+0x515538)
    #3 0x7f8cfd4e0b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-overflow (/out/package/mumsh+0x438dba) 
Shadow bytes around the buggy address:
  0x0c047fff7fb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

mumsh $ > de
cd
mumsh $ exit

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JOJ Answer