Fibonacci Numbers using Dynamic Programming

#include <bits/stdc++.h> 
#include <boost/multiprecision/cpp_int.hpp> 
using big_int = boost::multiprecision::cpp_int; 
using namespace std; 
  
int fibo(int n) 
{ 
    
    big_int a = 0; 
    big_int b = 1; 
    cout <<a<<"  "<<b<<"  "; 
      
    for (int i = 2; i < n; i++) 
    { 
        big_int c = a + b; 
        cout <<c <<"  "; 
        a = b; 
        b = c; 
    } 
} 
  

int main() 
{ 
    int n; 
    cin>>n;
    
    fibo(n); 
      
    return 0; 
}