#include <stdio.h>
 
int main()
{
	int arr[3];
	int min = 100, max = 0;
 
	scanf("%d %d %d", &arr[0], &arr[1], &arr[2]);
 
	if (arr[0] == arr[1] && arr[1] == arr[2])
	{
		printf("%d", arr[0]);
		return 0;
	}
 
	for (int i = 0; i < 3; i++)
	{
		if (arr[i] > max)
		{
			max = arr[i];
		}
		else if (arr[i] < min)
		{
			min = arr[i];
		}
	}
 
	for (int i = 0; i < 3; i++)
	{
		if (arr[i] != min && arr[i] != max)
			printf("%d ", arr[i]);
	}
 
	return 0;
}

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