#include #include void mydec2bin(int integer); int main(void) { int integer = 123; mydec2bin(integer); printf("\n\n\n"); return 0; } void mydec2bin(int integer) { unsigned int bit_pos, mask, word, nibble_space = 0; printf("The binary representation of %d is as follows:\n\n",integer); word = 8 * sizeof(int); mask = 1; mask = mask << (word - 1); for(bit_pos= 0; bit_pos<=word-1; bit_pos++)//for each bit position ...