[๋ฌธ์ œ ํ’€์ด] ํ–‰๋ณตํ•œ ์ˆ˜์—ด์˜ ๊ฐœ์ˆ˜ (feat. ์ฝ”๋“œํŠธ๋ฆฌ ์กฐ๋ณ„๊ณผ์ œ : 4์ฃผ์ฐจ)

2024. 8. 11. 23:51ยท์•Œ๊ณ ๋ฆฌ์ฆ˜ ํ•™์Šต

 

๋ฌธ์ œ : ์ฝ”๋“œํŠธ๋ฆฌ ํ–‰๋ณตํ•œ ์ˆ˜์—ด์˜ ๊ฐœ์ˆ˜

๋‚œ์ด๋„๋Š” ์‰ฌ์›€์ด์ง€๋งŒ ํ…Œ์ŠคํŠธ ์ผ€์ด์Šค ์ƒ๊ฐ์„ ๋ชปํ•ด์„œ ๊ฝค๋‚˜ ์—ฌ๋Ÿฌ๋ฒˆ ํ‹€๋ ธ๋‹ค..ใ…Žใ…Ž

ํ‹€๋ฆฐ ์ด์œ ?

ํ…Œ์ŠคํŠธ ์ผ€์ด์Šค๊ฐ€ ํ‹€๋ฆฐ ์›์ธ์„ ํŒŒ์•…ํ•˜๊ธฐ ๋ณด๋‹ค ํŠน์ • ํ…Œ์ŠคํŠธ ์ผ€์ด์Šค๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ์กฐ๊ฑด๋ฌธ์„ ์ž‘์„ฑํ•จ.

 

ํ•ด๊ฒฐ ๋ฐฉ๋ฒ•!

ํ…Œ์ŠคํŠธ ์ผ€์ด์Šค๊ฐ€ ํ‹€๋ฆฐ ์›์ธ์„ ํŒŒ์•…ํ•˜์ž!!

 

์–ด๋ ค์› ๋˜ ์  & ์•Œ๊ฒŒ๋œ ์ !!

๐Ÿฅฒ ์ˆ˜์—ด์ด ๊ฐ™์€ ์ˆ˜๊ฐ€ ๋ฐ˜๋ณต๋˜๋Š”์ง€ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•ด ๋ฐฐ์—ด์˜ ์•ž ๋’ค ๊ฐ’์„ ๋น„๊ตํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์‚ฌ์šฉํ–ˆ๋‹ค.
๊ทธ๋Ÿฐ๋ฐ.. ๋ฐฐ์—ด์˜ ์ธ๋ฑ์Šค ๊ฐ’์„ ๋„˜์–ด๊ฐ€๋ฉด ์•ˆ๋˜๋‹ˆ๊นŒ ํ•ด๋‹นํ•˜๋Š” ์กฐ๊ฑด์„ ๊ฑธ์—ˆ๋Š”๋ฐ.. ํ•ด๋‹น ์กฐ๊ฑด ๋•Œ๋ฌธ์— cnt ๊ฐ€ ์ฆ๊ฐ€ํ•˜์ง€ ์•Š๊ณ  ๋„˜์–ด๊ฐ€๋Š” ๊ฒฝ์šฐ๊ฐ€ ์ƒ๊ฒผ๋‹ค.

๐Ÿ‘ ๋ฐฐ์—ด์˜ ํฌ๊ธฐ๋ฅผ ํฌ๊ฒŒ ์žก์œผ๋ฉด ๋œ๋‹ค!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
์ง„์ฑ ... ๊ฐ„๋‹จํ•˜์ž–์•„..? ๋„ˆ๋ฌด ์ข‹์€ ๊ฟ€ํŒ ํš๋“ ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ใ…ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•˜ํ•ณใ…Žํ•˜ํ•ณ

 


์ž‘์„ฑํ•œ ์ฝ”๋“œ

import java.util.*;
import java.io.*;

public class Main {
    public static int n;
    public static int m;
    public static int[][] map;

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine());

        n = Integer.parseInt(st.nextToken());
        m = Integer.parseInt(st.nextToken());
        map = new int[n+1][n+1];

        for (int i=0; i<n; i++){
            st = new StringTokenizer(br.readLine());
            for (int j=0; j<n; j++){
                map[i][j] = Integer.parseInt(st.nextToken());
            }
        } // map end
        
        int cnt = 0;

        // ๊ฐ€๋กœ ํ™•์ธ
        L : for (int i=0; i<n; i++){
            int happyCnt = 0;
            for (int j=0; j<n; j++){
                if (map[i][j+1] == map[i][j]){
                    happyCnt++;
                } else {
                    happyCnt = 0;
                }
                if (happyCnt >= m-1){
                    cnt++;
                    continue L;
                }
            }
        }

        // ์„ธ๋กœ ํ™•์ธ
        L : for (int j=0; j<n; j++){
            int happyCnt = 0;
            for (int i=0; i<n; i++){
                if (map[i+1][j] == map[i][j]){
                    happyCnt++;
                } else {
                    happyCnt = 0;
                }
                if (happyCnt >= m-1){
                    cnt++;
                    continue L;
                }
            }
        }

        System.out.println(cnt);
    }
}

 


2024.08.12 ์ถ”๊ฐ€

 

์ถ”๊ฐ€์ ์œผ๋กœ ์•Œ๊ฒŒ๋œ ์ ! ๐Ÿ€

๊ฐ€๋กœ, ์„ธ๋กœ ํ™•์ธํ•˜๋Š” ๋ฐ˜๋ณต๋ฌธ์„ ์ž‘์„ฑํ•  ๋•Œ, ํ–‰๋ณต ์ˆ˜์—ด์„ ์„ธ๋Š” ๋ณ€์ˆ˜๋ฅผ ๋ถˆํ•„์š”ํ•˜๊ฒŒ ์„ ์–ธํ•˜๊ณ  ์žˆ์—ˆ๋‹ค!!!!! ๐Ÿ˜‚
์ด๋ ‡๊ฒŒ ๋˜ ๊นจ๋‹ฌ์•˜๊ตฌ๋งŒ..?!
์•ž์œผ๋ก  ๋งž์•˜๋”๋ผ๋„ ์ข€ ๋” ์ƒ๊ฐํ•ด๋ณด๊ณ , ์‚ดํŽด๋ณด๊ณ  ์ˆ˜์ •ํ•ด๋ด์•ผ๊ฒ ๋‹ค. 

// ๊ธฐ์กด ์ฝ”๋“œ
L : for (int i=0; i<n; i++){
    int happyCnt = 0;
    for (int j=0; j<n; j++){
        if (map[i][j+1] == map[i][j]){
            happyCnt++;
        } else {
            happyCnt = 0;
        }
        if (happyCnt >= m-1){
            cnt++;
            continue L;
        }
    }
}
        
// ์ˆ˜์ •ํ•œ ์ฝ”๋“œ
int happyCnt = 0;  // ๋ณ€์ˆ˜ ์„ ์–ธ์˜ ๋ถˆํ•„์š”ํ•œ ๋ฐ˜๋ณต ์ œ๊ฑฐ

L : for (int i=0; i<n; i++){
	happyCnt = 0;  // ๋ณ€์ˆ˜ ์„ ์–ธํ•˜๋˜ ์ž๋ฆฌ์— ์ดˆ๊ธฐํ™”๋งŒ
    for (int j=0; j<n; j++){
        if (map[i][j+1] == map[i][j]){
            happyCnt++;
        } else {
            happyCnt = 0;
        }
        if (happyCnt >= m-1){
            cnt++;
            continue L;
        }
    }
}

 

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