Record Case Detail

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

 pwd: /out/package
ppid: 36482
   1: WRITE echo 1
   2: CTRL+D
   3: WRITELN 23
   4: WRITELN 
   5: CTRL+D

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 $ =================================================================
==36483==ERROR: AddressSanitizer: heap-use-after-free on address 0x619000000580 at pc 0x0000004b2b77 bp 0x7ffdeeea16b0 sp 0x7ffdeeea0e60
READ of size 1 at 0x619000000580 thread T0
    #0 0x4b2b76  (/out/package/mumsh_memory_check+0x4b2b76)
    #1 0x51c6e4  (/out/package/mumsh_memory_check+0x51c6e4)
    #2 0x51ce4d  (/out/package/mumsh_memory_check+0x51ce4d)
    #3 0x7f75740dbb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41d289  (/out/package/mumsh_memory_check+0x41d289)

0x619000000580 is located 0 bytes inside of 1024-byte region [0x619000000580,0x619000000980)
freed by thread T0 here:
    #0 0x4dcf70  (/out/package/mumsh_memory_check+0x4dcf70)
    #1 0x51c68c  (/out/package/mumsh_memory_check+0x51c68c)
    #2 0x51ce4d  (/out/package/mumsh_memory_check+0x51ce4d)
    #3 0x7f75740dbb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

previously allocated by thread T0 here:
    #0 0x4dd368  (/out/package/mumsh_memory_check+0x4dd368)

mumsh $ 123
mumsh $ mumsh $ exit

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JOJ Answer