user input and printf

#include <stdio.h>

int main()
{


   char a[30],b[30], c[30],d[30];
printf ("your name? ");
gets(a);
//scanf ("%s", a);

printf ("your univarsity? \n");
gets(b);
//scanf ("%s", b);

printf ("your dept? \n");
gets(c);
//scanf ("%s", c);

printf ("your major? \n \t");
gets(d);
//scanf ("%s", d);

printf ("Name Entered is : %s\n", a);

printf ("your varsity is : %s\n", b);


printf (" Entered dept is : %s\n", c);

printf (" Entered major is : %s\n", d);

    return 0;
}