Record Case Detail

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AddressSanitizer:DEADLYSIGNAL
=================================================================
==14888==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000028 (pc 0x00000051a21e bp 0x7ffd2bc7fe40 sp 0x7ffd2bc7fc00 T0)
==14888==The signal is caused by a WRITE memory access.
==14888==Hint: address points to the zero page.
    #0 0x51a21d  (/out/package/call_mem+0x51a21d)
    #1 0x7f401f396c86  (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)
    #2 0x41d6e9  (/out/package/call_mem+0x41d6e9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/call_mem+0x51a21d) 
==14888==ABORTING

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

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

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

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