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

3 votes184 views1 answer
Initialzing a 2d vector in cpp
C++
1 vote165 views1 answer
C++ default array value not null
C++
1 vote206 views1 answer
Multithreading in c++
C++
0 vote189 views1 answer
Is obje file binary??
C++
0 vote230 views1 answer
Vs Code cpp not run
C++
7 votes220 views2 answers
Qt int to string
C++
0 vote201 views1 answer
C++ meaning ::
C++
1 vote167 views1 answer
C++ lock
C++
1 vote230 views1 answer
Multiply two numbers <=10^18 %m in cpp
C++
1 vote189 views10 answers
Js
C++