백준 2110 c

#include <stdio.h>
#include <stdlib.h>
#pragma warning (disable:4996)

int input(int lower, int upper)
{
	//cout << "input()" << endl;
	int A;

	while (1)
	{
		scanf("%d", &A);
		if (A >= lower && A <= upper)
		{
			break;
		}
		else
		{
			;
		}
	}

	return A;
}

void input_array(int* arr, int n)
{
	int i;

	for (i = 0; i < n; i++)
	{
		arr[i] = input(0, 1000000000);
	}

	return;
}

int find_result(int *house, int N, int C)
{
	int i, result = 0;


	return result;
}

int main(void)
{
	int N, C;
	int* house;

	N = input(2, 200000);
	C = input(2, N);
	house = (int*)malloc(sizeof(int) * N);
	input_array(house, N);
	printf("%d\n", find_result(house, N, C));

	return 0;
}