//以2進制打印整數(shù)
#include<stdio.h>
void to_binary(unsigned long n);
int main(void){
unsigned long number;
printf("Enter an integer (q to quit):\n");
while(scanf_s("%lu",&number)==1){
printf("Binary equivalent: ");
to_binary(number);
putchar('\n');
printf("Enter an integer (q to quit):\n");
}
printf("Done.\n");
return 0;
}
void to_binary(unsigned long n)
{
int r;
r=n%2;
if(n>=2)
to_binary(n/2);
putchar(r==0?'0':'1');
return;
}
標簽：
