(I NEED ANSWERS RN!!)
How do I change this to a for loop:

int sum=0, sumSquares=0, firstNum=0, secondNum=0

while(firstNum <= secondNum) {

if(firstNum%2 !=0) {

System. out. println(firstNum)

sumSquares+=(firstNum*firstNum)
}

if(firstNum%2 == 0) {

sum+=firstNum;

}

firstNum++

}