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๐Ÿ‘จ๐Ÿป‍๐Ÿ’ป PS/JAVA

[JAVA] ๋ฐฑ์ค€ 10820๋ฒˆ ใ€๋ฌธ์ž์—ด ๋ถ„์„ใ€‘

2022. 10. 12. 20:25

 


 

String์œผ๋กœ ์ž…๋ ฅ๋ฐ›์€ ๋’ค์— charAt() ๋ฉ”์„œ๋“œ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์กฐ๊ฑด์„ ๋”ฐ์ ธ๋ณด๊ณ , ํ•ด๋‹นํ• ๋•Œ๋งˆ๋‹ค ์นด์šดํŒ…ํ•ด์ฃผ๋ฉด ๋˜๋Š” ๋งค์šฐ ๊ฐ„๋‹จํ•œ ๋ฌธ์ œ์˜€๋‹ค!

 

์กฐ๊ฑด์‹์„ ๋‚˜๋Š” ๋ฌธ์žํ˜• ๋ฐ์ดํ„ฐ๋ฅผ ์‚ฌ์šฉํ•ด์„œ ํ‘œํ˜„ํ–ˆ๋Š”๋ฐ, ์•„์Šคํ‚ค ์ฝ”๋“œ๋ฅผ ์•Œ๊ณ  ์žˆ๋‹ค๋ฉด, ์•„์Šคํ‚ค ์ฝ”๋“œ๋กœ ์กฐ๊ฑด์‹์„ ์ž‘์„ฑํ•ด๋„ ๋œ๋‹ค.

 

 

 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;


//์†Œ๋ฌธ์ž ๋Œ€๋ฌธ์ž ์ˆซ์ž ๊ณต๋ฐฑ ๊ฐฏ์ˆ˜ ๊ตฌํ•˜๊ธฐ
public class Main {
    public static void main(String[] args) throws IOException {

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        String input;
        while ((input = br.readLine()) != null) {
            int count_small = 0;
            int count_large = 0;
            int count_num = 0;
            int count_space = 0;
            for (int i = 0; i < input.length(); i++) {
                if ('a' <= input.charAt(i) && input.charAt(i) <= 'z') {
                    count_small++;
                } else if ('A' <= input.charAt(i) && input.charAt(i) <= 'Z') {
                    count_large++;
                } else if ('0' <= input.charAt(i) && input.charAt(i) <= '9') {
                    count_num++;
                } else if (input.charAt(i) == ' ') {
                    count_space++;
                }
            }
            System.out.println(count_small + " " + count_large + " " + count_num + " " + count_space + " ");

        }

    }
}
    '๐Ÿ‘จ๐Ÿป‍๐Ÿ’ป PS/JAVA' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
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