#include<stdio.h>
#include<string.h>
FILE *f;

void transformare(char sir[200],int v[200])
{
  //find vector modificarile se vor transmite ; daca era un numar sau o adresa trebuia sa pui &x
  int i,j,n;
  n=strlen(sir);
  j=1;
  for(i=n-1;i>=0;i--)
   { v[j]=sir[i]-48;
     j++;
   }
  v[0]=n;
}

void afisare(int v[50])
{
   int i;
   for(i=v[0];i>=1;i--)
    fprintf(f,"%d",v[i]);
}

void adunare(int va[200],int vb[200],int suma[200])
{
  int i,j,n1,n2,aux;
  suma[0]=0;
  n1=va[0];
  n2=vb[0];
  aux=0;
  for(i=1;i<=n1&&i<=n2;i++)
    {
       aux=aux+va[i]+vb[i];
       suma[i]=aux%10;
       aux=aux/10;
    }
   if(n1>n2)
     {
	for(j=i;j<=n1;j++)
	{
	 aux=aux+va[j];
	 suma[j]=aux%10;
	 aux=aux/10;
	}
       if(aux)
	 { suma[n1+1]=aux;
	   suma[0]=n1+1;
	 }
	 else suma[0]=n1;
     }
     else
       {
	  for(j=i;j<=n2;j++)
	  {
	   aux=aux+vb[j];
	   suma[j]=aux%10;
	   aux=aux/10;
	  }
	 if(aux)
	  { suma[n2+1]=aux;
	    suma[0]=n2+1;
	  }
	  else suma[0]=n2;
       }
}

void main()
{
   f=fopen("adunare.in","r");
   char a[50],b[50];
   int va[50],vb[50],suma[50];
   fscanf(f,"%s",a);
   fscanf(f,"%s",b);

   fclose(f);
   f=fopen("adunare.out","w");
   transformare(a,va);
   transformare(b,vb);

   adunare(va,vb,suma);
   afisare(suma);
   fclose(f);

}