用处应该不大因为蓝桥杯应该用不到这个
主要写了一道floyd c++ 7ms java 1500ms …
用了这个模板读入之后是1000ms左右
import java.io.*;
import java.util.StringTokenizer;
public class Main{
static class InputReader{
public BufferedReader reader;
public StringTokenizer tokenizer;
public InputReader(InputStream stream) {
reader = new BufferedReader(new InputStreamReader(stream), 32768);
tokenizer = null;
}
public String next() {
while (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
tokenizer = new StringTokenizer(reader.readLine());
} catch (IOException e) {
e.printStackTrace();
}
}
return tokenizer.nextToken();
}
public int nextInt(){
return Integer.parseInt(next());
}
}
public static void main(String[] args) {
InputReader cin=new InputReader(new BufferedInputStream(System.in));
}
}