Language: C++

#include <iostream>
#include <algorithm>
#include <iomanip>
#include <string>
#include <vector>
#include <math.h>
#include <queue>
#include <map>
#define ll long long
const int MOD = 1e9+7;
using namespace std;


int main(){
	ll a, b, ans = 0, memo = 0;
	cin >> a >> b;
	vector<int> x(1000001), y(1000001);

	ll a_temp = a, b_temp= b;

	for (int i = 2; i*i <= a_temp; i++){
		while (!(a%i)){
			x[i]++;
			a /= i;
		}
		if (i > a) break;
		memo = max(memo, i);
	}
	for (int i = 2; i*i <= b_temp; i++){
		while (!(b%i)){
			y[i]++;
			b /= i;
		}
		if (i > b) break;
		memo = max(memo, i);
	}

	x[1]++;
	y[1]++;

	for (int i = 1; i*i <= memo; i++){
		if (x[i] != 0 && y[i] != 0) ans++;
	}

	if ((a_temp == b_temp) && (a_temp == a && b_temp == b)) ans++;
	cout << ans << endl;
	return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:27:27: error: no matching function for call to 'max(long long int&, int&)'
   27 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:27:27: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   27 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:27:27: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   27 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~
a.cc:35:27: error: no matching function for call to 'max(long long int&, int&)'
   35 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:35:27: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   35 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:35:27: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   35 |                 memo = max(memo, i);
      |                        ~~~^~~~~~~~~