计算字符串最后一个单词的长度，单词以空格隔开。

import java.io.IOException;
import java.io.InputStream;

public class Main {

public static void main(String[] args) throws IOException {
int times = 0;
InputStream in = System.in;
char c = (char)in.read();
while (c!='\n'){
if(c==' '){
times = 0;
}else{
times+=1;
}
c=(char) in.read();
}
System.out.println(times);
}
}