Compilare: user.c: In function 'main': user.c:58: warning: passing argument 4 of 'qsort' from incompatible pointer type user.c:59: warning: passing argument 4 of 'qsort' from incompatible pointer type user.c:45: warning: 'val1' may be used uninitialized in this function user.c:45: warning: 'imin' may be used uninitialized in this function user.c:45: warning: 'min' may be used uninitialized in this function user.c:45: warning: 'val3' may be used uninitialized in this function user.c:45: warning: 'imax' may be used uninitialized in this function user.c:45: warning: 'max' may be used uninitialized in this function