CodingBat Java Array-1 double23

CodingBat code practice

Java > Array-1 > double23
prev | next | chance

Given an int array, return true if the array contains 2 twice, or 3 twice. The array will be length 0, 1, or 2.

double23({2, 2}) → true
double23({3, 3}) → true
double23({2, 3}) → false
...Save, Compile, Run
public boolean double23(int[] nums) { }

See also Java Example Code. Java help docs: If Boolean Logic | Strings | While and For Loops | Arrays and Loops

prev | next | chance | CodingBat > Array-1

Forget It! -- delete my code for this problem 145.0