Main.c: In function ‘main’:
Main.c:17:5: warning: implicit declaration of function ‘scanf_s’; did you mean ‘scanf’? [-Wimplicit-function-declaration]
   17 |     scanf_s("%d %d", &n, &m);
      |     ^~~~~~~
      |     scanf
Main.c:24:11: warning: left-hand operand of comma expression has no effect [-Wunused-value]
   24 |     for (n, m; n > 0 && m > 0; n--, m--)
      |           ^
Main.c:24:5: warning: statement with no effect [-Wunused-value]
   24 |     for (n, m; n > 0 && m > 0; n--, m--)
      |     ^~~
/usr/bin/ld: /tmp/ccJs0abK.o: in function `main':
Main.c:(.text.startup+0x1a): undefined reference to `scanf_s'
collect2: error: ld returned 1 exit status