funcpointer.cc

day77_1187669327.zip

#include <iostream>
using namespace std;

bool even(int data);
bool teen(int data);
void select(int a[], int n, bool(*ok)(int));

int main()
{
	int a[10]={3,1,2,16,9,17,15,8,32,21};
	select(a, 10, even);
	select(a, 10, teen);
}

void select(int a[], int n, bool(*ok)(int))
{
	for(int i=0; i<n; i++)
		if(ok(a[i]))
			cout << a[i] << ' ';
	cout << endl;
}
bool even(int data)
{
	if(data%2==0)
		return true;
	else
		return false;
}
bool teen(int data)
{
	if(data>=13&&data<=19)
		return true;
	else
		return false;
}