Question

How to print the first N fibonacci numbers in C++

Answer 1

#include <iostream>
  
void printFibonacciNumbers(int N) {
     if (N < 1)
        return;
          
    std::cout << 0 << " " << 1 << " ";
      
    int currentnumber = 0, nextnumber = 1, temp;
   
    for (int i = 0; i < N - 2; i++) {
        temp = nextnumber;
        nextnumber = currentnumber + nextnumber;
        currentnumber = temp;
        std::cout << nextnumber << " ";
    }
}
   
int main(void) {
    printFibonacciNumbers(15);
}
  
  
  
  
/*
run:
  
0 1 1 2 3 5 8 13 21 34 55 89 144 233 377 
  
*/

 

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