import java.util.Arrays;
public class MyClass {
public static void main(String args[]) {
String[] arr = {"java", "c#", "c++", "python", "php"};
int size = arr.length;
Arrays.sort(arr);
int min_length = Math.min(arr[0].length(), arr[size - 1].length());
System.out.println(min_length);
}
}
/*
run:
2
*/