C:\Codes>more ip_address_test.c
#include <stdio.h>

int main(void)
{
      unsigned char a,b,c,d;
      scanf("%hhu.%hhu.%hhu.%hhu", &a,&b,&c,&d);
      printf("%hhu\t%hhu\t%hhu\t%hhu\t", a, b, c, d);
      return 0;
}

// https://stackoverflow.com/questions/19558013/ip-address-input-in-c

C:\Codes>

C:\Codes>gcc -Wall ip_address_test.c -o ip_address_test
ip_address_test.c: In function 'main':
ip_address_test.c:6:13: warning: unknown conversion type character 'h' in format [-Wformat=]
       scanf("%hhu.%hhu.%hhu.%hhu", &a,&b,&c,&d);
             ^
ip_address_test.c:6:13: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:6:13: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:6:13: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:6:13: warning: too many arguments for format [-Wformat-extra-args]
ip_address_test.c:7:14: warning: unknown conversion type character 'h' in format [-Wformat=]
       printf("%hhu\t%hhu\t%hhu\t%hhu\t", a, b, c, d);
              ^
ip_address_test.c:7:14: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:7:14: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:7:14: warning: unknown conversion type character 'h' in format [-Wformat=]
ip_address_test.c:7:14: warning: too many arguments for format [-Wformat-extra-args]

C:\Codes>


C:\Codes>dir ip_address_test.*

 Directory of C:\Codes

03/11/2018  09:34 PM               257 ip_address_test.c
03/11/2018  09:34 PM            30,513 ip_address_test.exe
               2 File(s)         30,770 bytes

C:\Codes>

C:\Codes>ip_address_test.exe
8.8.8.8
0       0       0       8
C:\Codes>

C:\Codes>ip_address_test.exe
192.168.1.1
0       0       0       1
C:\Codes>