Submission

Score: 100

User: nicekrittaphat

Problemset: แปลงเลขฐาน

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-11 14:59:39

#include<iostream>
#include<cmath>

using namespace std;

int result = 0;
string result2 = "";


int change16to10(string haxe){
    result = 0;
    for(int i=0;i<haxe.size();i++){
        if(haxe[i]-'0'<=9){
            result += pow(16,haxe.size()-i-1)*(haxe[i]-'0');

        }
        else{
            result+= pow(16,haxe.size()-i-1)*(haxe[i]-'A'+10);

        }
    }
    return result;
}

string change10toother(int start,int base){
    result2 = "";
    while(start>0){
        char add = (start%base)+'0';
        result2 = add+result2;
        start/=base;
    }
    return result2;
    
}




int main(){
    string base16;
    cin>>base16;
    int base10 = change16to10(base16);
    cout<<change10toother(base10,2)<<endl;
    cout<<change10toother(base10,8);

return 0;
}