foo.c: In function 'main':
foo.c:12:17: warning: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   12 |                 scanf_s("%d %d", &a[i], &b[i]);
      |                 ^~~~~~~
      |                 scanf
/nix/store/jfkmqz20q8fsaqizcml86adxqyzlwllx-binutils-2.38/bin/ld: /tmp/ccwqyJ8N.o: in function `main':
foo.c:(.text.startup+0x58): undefined reference to `scanf_s'
collect2: error: ld returned 1 exit status

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