#include "stdio.h"int main()
char ch1,ch2;
fkkkkkkkkkkkkkkkk**/
ch1=A;
ch2 =ch1 + 32;
printf("chl=%c ch2= %cn", ch1, ch2);return 0;
(6.09)
int arr[1000];
int main()
{
int n;
scanf("%d", &n);
int i = 0;
while (n)
{
arr[i] = n % 2;
n /= 2;
i++;
}
for (int j = i - 1; j >= 0; j--)
{
printf("%d", arr[j]);
}
return 0;
}