Μετρητής λέξεων
import gr.aueb.dds.BIO;
/*
* Count number of words.
* We define a word as a sequence of latin alphabetic characters.
* Demonstrates the use of toggle variables to hold state.
*/
class WordCount {
public static void main(String args[]) {
int code;
char c;
boolean inWord = false; // True when scanning a word
int count = 0;
while ((code = BIO.readChar()) != -1) {
c = (char)code;
if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')) {
// Word character
if (!inWord)
inWord = true;
} else {
// Non word character
if (inWord) {
// A word just finished
inWord = false;
count++;
}
}
}
BIO.println(count);
}
}