#include<bits/stdc++.h> using namespace std; long long n,ans,sum,k,x; int main(){ cin>>n; k=n; while(n>0){ sum++; n/=10; } x=sum; while(k>0){ if(sum%2==0)ans+=k%10; sum--; k/=10; } cout<<x<<" "<<ans; return 0; } /************************************************************** Problem: 1389 User: chenjingqi Language: C++ Result: Wrong Answer ****************************************************************/