Submission

Score: 36

User: SayRo

Problemset: บวกเลขฐาน

Language: cpp

Time: 0.003 second

Submitted On: 2026-10-07 13:46:23

#include<bits/stdc++.h>
using namespace std;
int base;

int conversion1(string s){
    int sum=0;
    for(int i=s.size()-1;i>=0;i--){
        if(s[i]>='0'&&s[i]<='9') sum+=(s[i]-'0')*pow(base,i);
        else sum+=(s[i]-'A'+10)*pow(base,i);
    }
    return sum;
}

string conversion2(int x){
    if(x==0) return "0";
    string r="";
    while(x){
        if(x%base>=10) r+=(char)(x%base+'A'-10);
        else r+=(char)(x%base+'0');
        x/=base;
    }
    reverse(r.begin(),r.end());
    return r;
}

int main(){
    string a,b;
    cin>>base>>a>>b;
    int total=conversion1(a)+conversion1(b);
    cout<<conversion2(total);
}