Adjacent Fibonacci #s

gistfile1.java

public boolean canMerge(int t1, int t2) {
    final int lowFib = Math.min(t1, t2);
    final int highFib = Math.max(t1, t2);

    int a = 1, b = 1;
    while (b < highFib) {
        int temp = b;
        b = a + b;
        a = temp;
    }

    return a == lowFib && b == highFib;
}