- 835 名前：login:Penguin mailto:sage [2010/05/23(日) 01:51:49 ID:UUFigVYM]
- >>81
これでいいのかな？
import java.io.*;
import java.util.*;
public class KADAI100523 {
public static void main(String[] args) throws IOException {
BufferedInputStream bis = new BufferedInputStream(new FileInputStream("input.txt"));
long countChar[] = new long[26 * 2];
for (int i = 0; i < countChar.length; i++)
countChar[i] = i - 128 + (i < 26 ? 'A' : 'a' + -26);
for (int c = bis.read(); c != -1; c = bis.read())
if (c <= 'z' && c >= 'a') countChar[c - 'a' + 26] -= 128;
else if (c <= 'Z' && c >= 'A') countChar[c - 'A'] -= 128;
Arrays.sort(countChar);
for (int i = 0; i < countChar.length; i++)
System.out.println("" + (char) ((countChar[i] & 0x7F)) + "\t" + (~countChar[i] >> 7));
}
}
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