Lukujono

# print first value
PRINT X
# setting up for main loop
INCREASE Y
INCREASE Y
INCREASE Y

REPEAT Y TIMES (
    INCREASE Y
    INCREASE Z
    INCREASE S
)

REPEAT Y TIMES (
    REPEAT Z TIMES (
        INCREASE Z
    )
)
# mainloop

REPEAT Z TIMES (
    # Checking if the x is not 1
    # Setting up values
    CLEAR R
    INCREASE R
    CLEAR N
    INCREASE N
    CLEAR E

    # if clause, if r is 1 then x is not 1
    REPEAT X TIMES (
        INCREASE E
        REPEAT N TIMES (
            CLEAR R
            CLEAR N
            CLEAR E
        )
        REPEAT E TIMES (
            CLEAR R
            INCREASE R
        )
        CLEAR E
    )
    # Do one cycle
    REPEAT R TIMES (
        CLEAR T
        # Save x in t
        REPEAT X TIMES (
            INCREASE T
        )
        CLEAR A
        CLEAR X
        # Is even or add, a is 0 or 1
        REPEAT T TIMES (
            INCREASE E
            REPEAT A TIMES (
                INCREASE X
                CLEAR A
                CLEAR E
            )
            REPEAT E TIMES (
                CLEAR E
                INCREASE A
            )
        )
        # If a is 1 aka if x is odd
        REPEAT A TIMES (
            # 3n+1
            # using s which is 3 to multiply
            CLEAR X
            REPEAT S TIMES (
                REPEAT T TIMES (
                    INCREASE X
                )
            )
            INCREASE X
        )
        PRINT X
    )
)

        

Test 1 (public)

Verdict: ACCEPTED