함수 포인터 및 함수

#include <iostream>

using namespace std;

void Print(int val);

void Print(float val);

void Pos(int n);

void cat();

void dog();

int Sum(int a, int b);

typedef void (*PF)();

void main()

{

// Print(10);

// Print(101.2f);

// Pos(10);

int k = 0;

PF P;

void(*p)();

void(*pa)(int);

void(*pk)(float);

p = &cat;

(*p)();

p = &dog;

(*p)();

pa = &Print;

(*pa)(55);

k = Sum(10, 20);

cout << k << endl;

system("pause");

}

void Print(int val)

{

cout << val << endl;

}

void Print(float val)

{

cout << val << endl;

}

void Pos(int n)

{

cout << n << "\n";

if (n < 1)

return;

Pos(n - 1);

cout << n << "\n";

}

void cat()

{

cout << "고냥\n";

}

void dog()

{

cout << "개\n";

}

int Sum(int a, int b)

{

int c = b + c;

return c;

}