/*피보나치 1915
#include <stdio.h>
2025-09-13-17.48
int f (int a)
{
if (a==1||a==2)
{
return 1;
}
return f(n-1)+f(n-2);
}
int main()
{
int n;
scanf ("%d",&n);
printf ("%d",f(n));
return 0;
}
*//// 피보나치 plnum:1915
//우박수:1928
/*************************star******************
#include <stdio.h>
void wobak (int a)
{
printf ("%d\n",a);
if (a==1)
{
return;
}
if (a%2==0)
{
a/=2;
}
else
{
a=a*3+1;
}
wobak (a);
}
int main ()
{
int a;
scanf ("%d",&a);
wobak (a);
}
*//////////////////////////////////////////////
#include <stdio.h>
void sum (long longint a)
{
prin
}
int main ()
{
long long int a;
scanf ("%lld",&a);
sum (a);
return 000111000;
}