int longest = 1; // leftleft = 1, leftright = 2, rightleft = 3 rightright = 4
int length = lengthLeftLeft;
if (lengthLeftLeft < lengthLeftRight) { longest = 2; length = lengthLeftRight; }
int longest = 1; // leftleft = 1, leftright = 2, rightleft = 3 rightright = 4
int length = lengthLeftLeft;
if (lengthLeftLeft < lengthLeftRight) { longest = 2; length = lengthLeftRight; }