1 2sizeof (char) = 1 3sizeof (signed char) = 1 4sizeof (unsigned char) = 1 5sizeof (short) = 2 6sizeof (signed short) = 2 7sizeof (unsigned short) = 2 8sizeof (int) = 4 9sizeof (signed int) = 4 10sizeof (unsigned int) = 4 11sizeof (long long) = 8 12sizeof (signed long long) = 8 13sizeof (unsigned long long) = 8 14sizeof (float) = 4 15sizeof (double) = 8 16 17