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EduGorilla
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Directions: The steps of a staircase leading from floor 1 to floor 2 are numbered as 0, 1,……, M. 0 is on level with floor  1 below and M is on level with floor 2. A robot is positioned at step 0. There are 4 instructions which the robot obeys.
1.         FORWARD, n     :  Climb up by n steps from current one. If M is reached, stop at M.
2.         BACKWARD, n   :  Climb down by n steps from current one. If 0 is reached, stop at 0.
3.         HOP UP, n          :   Climb up n times, taking alternate steps. If M is reached, stop at M.
4.         HOP DOWN, n   :   Climb down n times, taking alternate steps. If 0 is reached stop at 0. If I is reached, stop at 0.
Let step number, before operation = x1, after operation = x2

HOP UP, 3
BOCKWARD, 6

Which of the following is true?

### Options :-

1. x1 < x2 if x1 > 3
2. x2 = x1 if M < x1 + 2
3. x1 > x2 if x1 > M - 6
4. x1 > x2 if M > 6
5. None of these
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