#include<iostream> using namespace std; int main() { int z; cin>>z; //12345 int a=z%10;//5 int s=z/10%10;//3 int d=z/10/10%10;//2 int f=z/10/10/10%10;//1 int g=z/10/10/10/10%10; cout<<a+s+d+f+g; return 0; }