[프로그래머스] 비밀지도

https://school.programmers.co.kr/learn/courses/30/lessons/17681

프로그래머스

1단계

using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Pipes;
using System.Linq;
using System.Numerics;
using System.Text;

namespace BOJ
{
    class Program
    {
        static void Main(string[] args)
        {
            StreamReader sr = new StreamReader(new BufferedStream(Console.OpenStandardInput()));
            StreamWriter sw = new StreamWriter(new BufferedStream(Console.OpenStandardOutput()));

            int n = int.Parse(sr.ReadLine());

            //testcase 입력 
            for (int t = 0; t < 2; t++)
            {
                int[] arr1 = Array.ConvertAll(sr.ReadLine().Split(), int.Parse);
// 5
// 9 20 28 18 11
// 30 1 21 17 28
                for (int i = 0; i < arr1.Length; i++)
                {
                    //convert.tostring : 10진수를 2진수로 변경 
                    //padleft : n자리로 만들고 '0'을 채움 
                    string binary = Convert.ToString(arr1[i], 2).PadLeft(n, '0');
                
                    sw.WriteLine(binary);
                }
                sw.WriteLine();
            }

            


            sr.Close();
            sw.Close();
        }


    }
}

case1

case2

using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Pipes;
using System.Linq;
using System.Numerics;
using System.Text;


// 5
// 9 20 28 18 11
// 30 1 21 17 28
    
    
namespace BOJ
{
    class Program
    {
        static void Main(string[] args)
        {
            StreamReader sr = new StreamReader(new BufferedStream(Console.OpenStandardInput()));
            StreamWriter sw = new StreamWriter(new BufferedStream(Console.OpenStandardOutput()));

            int n = int.Parse(sr.ReadLine());
            int[] arr1 = Array.ConvertAll(sr.ReadLine().Split(' '), int.Parse);
            int[] arr2 = Array.ConvertAll(sr.ReadLine().Split(' '), int.Parse);

            string[] map1 = new string[n];
            string[] map2 = new string[n];
            
            for (int i = 0; i <n; i++)
            {
                map1[i] = Convert.ToString(arr1[i], 2).PadLeft(n, '0');
                sw.Write(map1[i]);
                sw.Write("\t");
                map2[i] = Convert.ToString(arr2[i], 2).PadLeft(n, '0');
                sw.Write(map2[i]);
                sw.WriteLine();
            }


            List<string> answer = new List<string>();
            
            for(int i = 0; i < n; i++)
            {
                var num1 = Convert.ToByte(map1[i], 2);
                var num2 = Convert.ToByte(map2[i], 2);
                var or = Convert.ToString(num1 | num2, 2).PadLeft(n, '0');

                StringBuilder sb = new StringBuilder();
                
                for (int j = 0; j < or.Length; j++)
                {
                    sw.Write(or[j]);
                    
                    if (or[j] == '0')
                        sb.Append(" ");
                    else
                        sb.Append("#");
                }
                
                sw.WriteLine(sb.ToString());
                //sw.WriteLine();
                answer.Add(sb.ToString());
            }

// 6
// 46 33 33 22 31 50
// 27 56 19 14 14 10

            foreach (var x in answer)
            {
                //sw.WriteLine(x);
            }

            sr.Close();
            sw.Close();
        }
        
    }
}

c++

#include <string>
#include <vector>

using namespace std;

vector<string> solution(int n, vector<int> arr1, vector<int> arr2) {
    vector<string> answer;
    for(int i = 0; i<n; i++){
        arr1[i] = arr1[i] | arr2[i];
        string ans = "";
        for(int j = 0; j<n; j++){
            if(arr1[i] % 2 == 0)
                ans = " " + ans;
            else 
                ans = "#" + ans;
            
            arr1[i] = arr1[i] >> 1;
        }
        answer.push_back(ans);
    }
    
    return answer;
}