Submission

Score: 100

User: Phupa

Problemset: บวกเลขฐาน

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-13 14:56:58

#include <bits/stdc++.h>
using namespace std;
#define int long long
int32_t main()
{
    int base;
    cin>>base;
    string s1,s2;
    cin>>s1>>s2;
    int x1,x2;
    x1 = stoll(s1,NULL,base);
    x2 = stoll(s2,NULL,base);
    x1 += x2;
    string ans = "";
    while (x1 != 0)
    {
        int r = x1 % base;
        if (r >= 10)
        {
            ans = char(55+r) + ans;
        }
        else ans = to_string(r) + ans;
        x1 /= base;
    }
    if (ans.length() == 0) cout<<"0"<<"\n";
    else cout<<ans<<"\n";
    return 0;

}