Fibonacci Series

Fibanacci Series in C++


What is Fibanacci Series?

    A fibanacci series is a series where the next term is the series of last two series.

    ex:- let the first two terms of fibanacci series would be 0 and 1 , and the next term will be 1, because sum of last terms is (1 + 0 = 1) , and the next term will ne (1+1=0).

Fibanacci Series up to 10 : ( 0, 1, 1, 2, 3, 5, 8).

Programm to print n number of fibanacci series.

#include <iostream>

using namespace std;

int main(){

    int n, a = 0, b = 1, nextTerm = 0;

    cout << "Enter the number of terms: ";

    cin >> n;

    cout << "Fibonacci Series: ";

    for (int i = 1; i <= n; ++i) {

   // Prints the first two terms.

        if(i == 1) {

            cout << a << ", ";

            continue;

        }

        if(i == 2) {

            cout << b << ", ";

            continue;

        }

        nextTerm = a + b;

        a = b;

        b = nextTerm;        

        cout << nextTerm << ", ";

    return 0;

}

output will be


Fib series




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