// ปรับปรุงมาจาก j0703 import java.io.*; class delrec { public static void main (String args[]) throws IOException { // Read from keyboard BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in)); String buf; buf = stdin.readLine(); // Initial Value int i = 0; int d; // double d; String b; String[] fields; String[] recs = new String[100]; String patternStr = ","; // Loop 1 FileReader fin = new FileReader("data.txt"); BufferedReader bin = new BufferedReader (fin); while ((b = bin.readLine()) != null) { recs[i] = b; i = i + 1; } fin.close(); // Loop 2 FileOutputStream fout = new FileOutputStream("data.txt"); BufferedOutputStream bout = new BufferedOutputStream(fout); PrintStream pout = new PrintStream(bout); for(int j=0;j