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replaceAll("出现\\d+次的号码为\\d+注", "")
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
public class Test {
public static void main(String arg[]) throws Exception {
StringBuffer buf = new StringBuffer();
FileReader fr = new FileReader("d://out.txt");
BufferedReader br = new BufferedReader(fr);
String line = null;
while((line = br.readLine()) != null){
if(line.matches("^[\\D]+.*")){
continue;
}
buf.append(line);
buf.append("\r\n");
}
FileWriter fw = new FileWriter("d://out1.txt");
BufferedWriter bw = new BufferedWriter(fw);
bw.write(buf.toString());
br.close();
bw.close();
}
}