#include<iostream>
using namespace std;
int main()
{
int n1 = 0,
n2 = 1,
n3 = 1,
m;
cout<<"number in the series: ";
cin>>m;
cout<<n1<<" "; //first number
for (int i = 0; i < m ; i++)
cout<<n3<<" ";
n3 = n1 + n2;
n1=n2;
n2=n3;
}
return 0;