How many stack frames were created for the methods mentioned in the stack trace message below?
Exception in thread "main" java.lang.NumberFormatException: For input string: "Kotlin"
at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:67)
at java.base/java.lang.Integer.parseInt(Integer.java:668)
at java.base/java.lang.Integer.parseInt(Integer.java:784)
at MainKt.main(Main.kt:6)