Submission

Score: 100

User: yume_snowy

Problemset: แปลงเลขฐาน

Language: cpp

Time: 0.002 second

Submitted On: 2026-10-11 19:07:40

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

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);

	string base_16;
	cin >> base_16;

	int base_10 = 0;

	reverse(base_16.begin(),base_16.end());

	for (int i=0; i<base_16.size(); i++) {
		if (base_16[i] >= '0' && base_16[i] <= '9') base_10 += ((base_16[i]-'0')*pow(16,i));
		else {
			base_10 += (10+(base_16[i]-'A')) * pow(16,i);
		}
	}

	int num = base_10;

	vector<int>base_2;
	vector<int>base_8;

	while (num > 0) {
		base_2.push_back(num%2);
		num/=2;
	}	

	reverse(base_2.begin(),base_2.end());

	num = base_10;

	while (num > 0) {
		base_8.push_back(num%8);
		num/=8;
	}	

	reverse(base_8.begin(),base_8.end());

	for (int i=0; i<base_2.size(); i++) cout << base_2[i];
	cout << "\n";
	for (int i=0; i<base_8.size(); i++) cout << base_8[i];
}