Record Case Detail

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

/in/lab5.c:200:29: runtime error: index -1 out of bounds for type 'double [120]'
=================================================================
==4663==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffe3ccfae48 at pc 0x55890c9ff759 bp 0x7ffe3ccfaa30 sp 0x7ffe3ccfaa20
READ of size 8 at 0x7ffe3ccfae48 thread T0
    #0 0x55890c9ff758 in main (/out/package/lab5+0xd758)
    #1 0x7fe168770c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)
    #2 0x55890ca00ea9 in _start (/out/package/lab5+0xeea9)

Address 0x7ffe3ccfae48 is located in stack of thread T0 at offset 856 in frame
    #0 0x55890c9faebf in main (/out/package/lab5+0x8ebf)

  This frame has 6 object(s):
    [32, 136) 's1'
    [192, 296) 's2'
    [352, 832) 'help'
    [864, 1824) 'sp' <== Memory access at offset 856 underflows this variable
    [1856, 1858) 's'
    [1920, 2040) 'infix'
HINT: this may be a false positive if your program uses some custom stack unwind mechanism or swapcontext
      (longjmp and C++ exceptions *a

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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