foo.c: In function 'main':
foo.c:8:9: warning: implicit declaration of function 'print'; did you mean 'printf'? [-Wimplicit-function-declaration]
    8 |         print("%d\n", sum);
      |         ^~~~~
      |         printf
/nix/store/j2gmfdd29cp3rcvghmn1a5kgcnmf8myp-binutils-2.40/bin/ld: /tmp/cctCJP6D.o: in function `main':
foo.c:(.text.startup+0x3a): undefined reference to `print'
collect2: error: ld returned 1 exit status

[Hydro](https://hydro.ac)提供评测服务