glat17#
glat17.c
#include<limits.h>
#include<stdio.h>
unsigned long long int countones(unsigned long long int);
int main(void)
{
unsigned long long int i,cn;
for(i = 1; i<=(ULLONG_MAX - 1); ++i)
{
cn = countones(i);
if( i == cn)
{
printf("%d \n",i);
fflush(stdout);
}
}
return 0;
}
unsigned long long int countones(unsigned long long int i)
{
static unsigned long long int count = 0;
int digit;
while((i/10) >= 1)
{
digit = i % 10;
if(digit == 1)
count++;
i /= 10;
}
if( i == 1)
count++;
return count;
}