Exception in thread "main" java.lang.NumberFormatException: For input string: "20 12 7 5 18 12"
	at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	at java.base/java.lang.Integer.parseInt(Integer.java:652)
	at java.base/java.lang.Integer.parseInt(Integer.java:770)
	at com.company.Main.main(Main.java:18)