answer.code: In function ‘int main()’:
answer.code:86:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   86 |     scanf("%s", ch + 1);
      |     ~~~~~^~~~~~~~~~~~~~
/tmp/ccoR8ruI.o: in function `cmp(int, int)':
answer.code:(.text+0x3ba): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text+0x407): relocation truncated to fit: R_X86_64_PC32 against symbol `ivpw' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text+0x68d): relocation truncated to fit: R_X86_64_PC32 against symbol `lst' defined in .bss section in /tmp/ccoR8ruI.o
/tmp/ccoR8ruI.o: in function `ask(int, int, int)':
answer.code:(.text+0xa8d): relocation truncated to fit: R_X86_64_PC32 against symbol `ivpw' defined in .bss section in /tmp/ccoR8ruI.o
/tmp/ccoR8ruI.o: in function `lcp(int, int)':
answer.code:(.text+0xbdb): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text+0xc0f): relocation truncated to fit: R_X86_64_PC32 against symbol `ivpw' defined in .bss section in /tmp/ccoR8ruI.o
/tmp/ccoR8ruI.o: in function `main':
answer.code:(.text.startup+0x9): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text.startup+0x38): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text.startup+0xc2): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text.startup+0x2c9): relocation truncated to fit: R_X86_64_PC32 against symbol `a' defined in .bss section in /tmp/ccoR8ruI.o
answer.code:(.text.startup+0x469): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status