Answer 1

fubonachhi? do you mean fibonacci?
then this
#include <iostream>
using namespace std;
int main()
{
int A=1;
int B=1;
for(int i = 0;i < 1000;i++)
{
cout << A << endl;
int t = A;
A=B;
B=t+B;
}
return 0;
}