/in/Main.java:12: error: cannot find symbol
		String q = subString(0, c.length() - 1);
		           ^
  symbol:   method subString(int,int)
  location: class Main
/in/Main.java:15: error: cannot find symbol
		allNum = subString(0, allNum.length() - 1);
		         ^
  symbol:   method subString(int,int)
  location: class Main
2 errors