#include<stdio.h>
#include<string.h>
char a[11],b[11],c[12];
int na,nb,nc,i,t,k,j;
int main()
{
	freopen("adunare.in","r",stdin);
	freopen("adunare.out","w",stdout);
	scanf("%s",a);scanf("%s",b);
	na=strlen(a);nb=strlen(b);
	i=na-1;j=nb-1;t=0;
	
	while(i>=0 && j>=0)
	{
	c[k]=(a[i]-'0'+b[j]-'0'+t)%10+'0';
	t=(a[i]-'0'+b[j]-'0'+t)/10;
	i--;j--;k++;
	}
	while(i>=0)
	{
		c[k]=(a[i]-'0'+t)%10+'0';
		t=(a[i]-'0'+t)/10;
		i--;k++;
	}
	while(j>=0)
	{
		c[k]=(b[j]-'0'+t)%10+'0';
		t=(b[j]-'0'+t)/10;
		j--;k++;
	}
	if(t)c[k++]='1';
	for(i=k-1;i>=0;i--)printf("%c",c[i]);
	return 0;
}