package SWExpertAcademy.D1;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class PROB2047 {
/*
소문자 모두 대문자로 바꿔서 출력하기
*/
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringBuilder sb = new StringBuilder();
char[] str = br.readLine().toCharArray();
for (int i = 0; i < str.length; i++) {
if (str[i] >= 'a' && str[i] < 'z') {
sb.append(Character.toUpperCase(str[i]));
} else {
sb.append(str[i]);
}
}
System.out.println(sb);
}
}
Java
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