int main(void)
{
int number;
char bin_str[8*sizeof(int) + 1]; /*存放二进制字符的数组*/
puts("Enter a integer number: ");
while(scanf("%d", &number) == 1)
{
itobs(number, bin_str);
printf("%d is: \n", number);
show_bstr(bin_str);
putchar('\n');
number = invert_end(number, 4);
printf("Inverting the last 4 bits gives: \n");
show_bstr(itobs(number, bin_str));
putchar('\n');
}
puts("Bye!");
return 0;
}
int main(void)
{
char bin_str[8 * sizeof(int) + 1];
int number;
puts("Enter integers and see them in binary.");
puts("Non-numeric input terminates program.");
while (scanf("%d", &number) == 1) {
itobs(number,bin_str);
printf("%d is\n", number);
show_bstr(bin_str);
putchar('\n');
number = invert_end(number, 4);
printf("Inverting the last 4 bits gives\n");
show_bstr(itobs(number,bin_str));
putchar('\n');
}
puts("Bye!");
return 0;
}
