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๊ด€๋ฆฌ ๋ฉ”๋‰ด

miinsun

[Algorithm]์•Œ๊ณ ๋ฆฌ์ฆ˜ ์ž๋ฐ”_9 ์ˆซ์ž๋งŒ ์ถ”์ถœ ๋ณธ๋ฌธ

Algorithm/Java

[Algorithm]์•Œ๊ณ ๋ฆฌ์ฆ˜ ์ž๋ฐ”_9 ์ˆซ์ž๋งŒ ์ถ”์ถœ

miinsun 2022. 1. 3. 12:19

 

๐Ÿ’ฌ ๋ฌธ์ œ ์„ค๋ช…

๋ฌธ์ž์™€ ์ˆซ์ž๊ฐ€ ์„ž์—ฌ์žˆ๋Š” ๋ฌธ์ž์—ด์ด ์ฃผ์–ด์ง€๋ฉด ๊ทธ ์ค‘ ์ˆซ์ž๋งŒ ์ถ”์ถœํ•˜์—ฌ ๊ทธ ์ˆœ์„œ๋Œ€๋กœ ์ž์—ฐ์ˆ˜๋ฅผ ๋งŒ๋“ญ๋‹ˆ๋‹ค.
๋งŒ์•ฝ “tge0a1h205er”์—์„œ ์ˆซ์ž๋งŒ ์ถ”์ถœํ•˜๋ฉด 0, 1, 2, 0, 5์ด๊ณ  ์ด๊ฒƒ์„ ์ž์—ฐ์ˆ˜๋ฅผ ๋งŒ๋“ค๋ฉด 1205์ด ๋ฉ๋‹ˆ๋‹ค.

์ถ”์ถœํ•˜์—ฌ ๋งŒ๋“ค์–ด์ง€๋Š” ์ž์—ฐ์ˆ˜๋Š” 100,000,000์„ ๋„˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

 

 

 

๐Ÿ”จ ์ž…์ถœ๋ ฅ ์˜ˆ

์ž…๋ ฅ - ์ฒซ ์ค„์— ์ˆซ์ž๊ฐ€ ์„ž์ธ ๋ฌธ์ž์—ด์ด ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. ๋ฌธ์ž์—ด์˜ ๊ธธ์ด๋Š” 100์„ ๋„˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

g0en2T0s8eSoft

์ถœ๋ ฅ - ์ฒซ ์ค„์— ์ž์—ฐ์ˆ˜๋ฅผ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.

208

 

 

โ€‹

๐Ÿ’ป Solution.java

import java.util.Scanner;
  
public class Main {
	public int solution(String str) {
		int answer = 0;
		
		String tmp = "";
		for(char c : str.toCharArray()) {
			if(Character.isDigit(c))
				tmp += c;
		}
		answer = Integer.parseInt(tmp);
		return answer;
	}
	
	public static void main(String[] args){
		Main main  = new Main();
		Scanner sc =new Scanner(System.in);
		String str = sc.next();
		
		System.out.println(main.solution(str));
		sc.close();
		return ;
	}
}

 

 

 

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