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 vote154 views1 answer
Ue4 c++ add tag
C++
0 vote180 views1 answer
Dynamic memory allocation for string in c++
C++
-2 votes302 views4 answers
Function Template in c++
C++
0 vote172 views1 answer
Using of and || c++
C++
1 vote152 views1 answer
How to run a c++ program in the background
C++
0 vote170 views1 answer
If argv == string
C++
0 vote163 views1 answer
C++ json parser euc-kr
C++
0 vote158 views1 answer
C++ error missing terminating character
C++
0 vote157 views1 answer
Char size length c++
C++
0 vote165 views1 answer
One dimensiol array to two dimen c++
C++