/in/foo.c: In function 'FindMax':
/in/foo.c:17:8: warning: 'h' may be used uninitialized in this function [-Wmaybe-uninitialized]
 return h;
        ^
/in/foo.c: In function 'main':
/in/foo.c:29:1: warning: 'h' may be used uninitialized in this function [-Wmaybe-uninitialized]
 printf("%d",m);
 ^~~~~~~~~~~~~~