plz use java

Assume we have already defined a variable of type int called firstNum and another variable of type int called second um with the following lines of code: int firstNum = ???; // 'firstNum' can have any int value int secondNum = ???; // 'secondNum' can have any int value We want to print the sum of firstNum and secondNum, but our code has a bug in it. TASK: Fix the bug. Sample Input: 1 2 Sample Output: firstNum + secondNum = 3 Write a program, test using stdin stdout Time limit: 8 seconds Memory limit: 256 MB 1 System.out.println("firstNum + secondNun = " + firstNum + secondNum)