While Loop Execution Trace

Question

Consider the following `mystery` method.

```java
public static int mystery(int n)
{
    int x = 1;
    int y = 1;
    
    // Point A
    
    while (n > 2)
    {
        x = x + y;
        
        // Point B
        
        y = x - y;
        n--;
    }
    
    // Point C
    
    return x;
}
```

Which of the following statements is true regarding the execution of this method?

Accepted Answer

n will always be greater than 2 at // Point B.

Answer

n will sometimes be greater than 2 at // Point C.

Answer

x will sometimes be 1 at // Point B.

Answer

x will never be 1 at // Point C.

Rank	User	Correct Count	Attempt Count	Time	Score
#1	hitrishabhatia	1	1	0m 00s	100
#2	hadleysmith5	0	1	0m 00s	-10
#3	y.seong2027	1	2	3m 44s	-134

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