#include<bits/stdc++.h> using namespace std; int main(){ char a1[100],b1[100]; int a[100],b[100],c[100],lena,lenb,lenc,i,x; memset(a,0,sizeof(a)); memset(b,0,sizeof(b)); memset(c,0,sizeof(c)); gets(a1); gets(b1); lena=strlen(a1); lenb=strlen(b1); for(i=0;i<=lena-1;i++)a[lena-i]=a1[i]-48; for(i=0;i<=lenb-1;i++)b[lenb-i]=b1[i]-48; lenc=1; x=0; while(lenc<=lena||lenc<=lenb) { c[lenc]=a[lenc]+b[lenc]+x; x=c[lenc]/10; c[lenc]%=10; lenc++; } c[lenc]=x; if(c[lenc]==0) lenc--; for(i=lenc;i>=1;i--) cout<<c[i]; cout<<endl; return 0; }