#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>

//高精度加法

void test01()
{
	int a[3000], b[3000], c[3000];
	char a0[3000], b0[3000];
	for (int i = 0; i < 3000; i++)
	{
		c[i] = 0;
	}

	scanf("%s", &a0);
	scanf("%s", &b0);

	int numa = strlen(a0);
	int numb = strlen(b0);
	int m = min(numa,numb);// m = min(numa, numb);
	int n = max(numa,numb);

	for (int i = numa-1; i >= 0; i--)
	{
		a[numa-i-1] = a0[i] - 48;
	}
	for (int i = numb - 1; i >= 0; i--)
	{
		b[numb-i-1] = b0[i] - 48;
	}

	for (int i =0; i<n; i++)
	{
		c[i] = a[i] + b[i];
	}
	for (int i = 0; i < n; i++)
	{
		if (c[i] >= 10)
		{
			c[i + 1] += c[i] / 10;
			c[i] %= 10;
		}
	}

	if (c[n] != 0)
	{
		printf("%d", c[n]);
	}

	for (int i = n-1; i >=0 ; i--)
	{
		printf("%d", c[i]);
	}
	printf("\n");
}

int main()
{
	test01();

	system("pause");

	return 0;
}