#include <iostream>
using namespace std;
 
struct struct_a {};
struct struct_b {};
struct struct_c {};
struct struct_d {};
 
void function1(struct_a *a, struct_b *b, int i)
{
	cout << "abc" << endl;
}
 
void function1(struct_c *c, struct_d *d)
{
	cout << "def" << endl;
}
 
int main()
{
	struct_a *a = (struct_a *)nullptr;
	struct_b *b = (struct_b *)nullptr;
	struct_c *c = (struct_c *)nullptr;
	struct_d *d = (struct_d *)nullptr;
	function1(a, b, 1);
	function1(c, d);
	return 0;
}

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