GCD in cpp

Gcd function c++

ll gcd(ll a, ll b)
{
    if (b==0)return a;
    return gcd(b, a % b);   
}

Std::gcd

cout << __gcd(17, 97) << endl; //#include <algorithm>

GCD in cpp

#include <iostream>
using namespace std;

int main() {
  int n1, n2, hcf;
  cout << "Enter two numbers: ";
  cin >> n1 >> n2;

  // swapping variables n1 and n2 if n2 is greater than n1.
  if ( n2 > n1) {   
    int temp = n2;
    n2 = n1;
    n1 = temp;
  }
    
  for (int i = 1; i <=  n2; ++i) {
    if (n1 % i == 0 && n2 % i ==0) {
      hcf = i;
    }
  }

  cout << "HCF = " << hcf;

  return 0;
}

Source: programiz.com

Similar codes

0 vote161 views2 answers
Memory leak in cpp
C++
0 vote159 views1 answer
Create vectors of vectors c++
C++
2 votes188 views1 answer
Stl function to reverse an array
C++
0 vote192 views1 answer
C++ write string
C++
1 vote145 views1 answer
Draw rect outline sdl2
C++
0 vote189 views1 answer
Bnchch
C++
0 vote177 views1 answer
Flag controlled while loop c++
C++
0 vote159 views1 answer
Iff
C++
6 votes211 views1 answer
C++ if in equivalent
C++
2 votes157 views1 answer
Arduino sprintf float
C++