a4

#include <iostream>

using namespace std;

int main() {
int i, a, b, p;
a = 1;
b = 1;
cout<<a<< " "<<b<<endl;

for(i=1;i<=20;i=i+1){
p = a + b;
cout<<p<<endl;
a = b;
b = p;



}
cout<<"sequencia"<<p<<endl;


return 0;
}