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Everybody has been there buddy :) it'll only get better and better with time. Glad to help out.

Variables created inside a loop will only exist while that loop is running. Take this as an example:


int num = 0;

for (int i = 0; i < 5; i++)
{
num = i * i;
int sum = 2;
}

Just think about the problem a bit more.
You are wanting to start at a given number, square it and print it out, then subtract one from it.

So just some example of pseudocode:

Create variable...