Editorial asta sekinlik bilan beriladi. Videosini SHU KANALDAN OLISHINGIZ MUMKIN 

#A

n=input().strip()
n_sonda=sum(int(digit) for digit in n)
print(str(n_sonda))

#B

#include <iostream>
#include <string>
#include <unordered_set>
using namespace std;
string solve(string s){
   unordered_set<char> leftSide{'w','p','b','s'};
   unordered_set<char> rightSide{'m','q','d','z'};
   int leftScore = 0;
   int rightScore = 0;
   for(char ch : s){
       if(leftSide.count(ch)){
           leftScore++;
       }else if(rightSide.count(ch)){
           rightScore++;
       }
   }
   if(leftScore>rightScore) return "Left side wins!";
   else if(rightScore>leftScore) return "Right side wins!";
   else return "Let's fight again!";
}
int main()
{
   string input;
   cin >> input;
   cout << solve(input) << endl;
}