#include<iostream> #include<cstdio> #include<cstring> using namespace std; int main() { char al[5105],bl[5105]; int a[5105],b[5105],c[5105],lena,lenb,lenc,i,x; memset(a,0,sizeof(a)); memset(b,0,sizeof(b)); memset(c,0,sizeof(c)); gets(al); gets(bl);// lena=strlen(al); lenb=strlen(bl); for (i=0;i<=lena-1;i++) a[lena-i]=al[i]-48;// for (i=0;i<=lenb-1;i++) b[lenb-i]=bl[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]; // return 0; }