Unexpected ( A platformer) mobile

Instructions: Totally normal platformer   \nInstructions :\nArrow keys to move \nWatch out for the red spikes\nDon't die

@Stage\n\n@!\n\nwhen flag clicked\nshow\nset size to (100) %\ngo to x: (-200) y: (0)\nset [xv v] to [0]\nset [yv v] to [0]\ngo to [front v] layer\nbroadcast (Cool v)\n\nwhen flag clicked\nforever\n    set size to (100) %\nend\n\nwhen I receive [end v]\nbroadcast (Cool v)\nhide\n\nwhen I receive [new v]\nif <[0] = (fjiu)> then\n    set [fjiu v] to [1]\n    next backdrop\n    broadcast (Cool v)\n    forever\n        if <(backdrop [number v]) = [10]> then\n            hide\n            stop [all v]\n        end\n    end\nend\n\nwhen I receive [cool v]\nset [fjiu v] to [0]\nforever\n    if <(Man) = [0]> then\n        if <<key (left arrow v) pressed?> or <<(mouse x) < [0]> and <mouse down?>>> then\n            change [xv v] by (1)\n        end\n        if <<key (right arrow v) pressed?> or <<(mouse x) > [0]> and <mouse down?>>> then\n            change [xv v] by (-1)\n        end\n        set [xv v] to ((Xv) * (0.9))\n        change x by (Xv)\n        if <touching color (#a6a6a6)?> then\n            change y by (1)\n            if <touching color (#a6a6a6)?> then\n                change y by (1)\n                if <touching color (#a6a6a6)?> then\n                    change y by (1)\n                    if <touching color (#a6a6a6)?> then\n                        change y by (1)\n                        if <touching color (#a6a6a6)?> then\n                            change y by (1)\n                            if <touching color (#a6a6a6)?> then\n                                change x by ((Xv) * (-1))\n                                change y by (-5)\n                                if <key (down arrow v) pressed?> then\n                                    if <(Xv) > [0]> then\n                                        set [xv v] to [-5]\n                                    else\n                                        set [xv v] to [5]\n                                    end\n                                    set [yv v] to [10]\n                                else\n                                    set [xv v] to [0]\n                                end\n                            end\n                        end\n                    end\n                end\n            end\n        end\n        change [yv v] by (-1)\n        change y by (Yv)\n        if <touching color (#a7a7a7)?> then\n            change y by ((Yv) * (-1))\n            set [yv v] to [0]\n        end\n        change y by (-1)\n        if <touching color (#a6a6a6)?> then\n            if <<key (down arrow v) pressed?> or <<(mouse y) > [0]> and <mouse down?>>> then\n                set [yv v] to [15]\n            end\n        end\n        change y by (1)\n        if <(x position) > [220]> then\n            set [xv v] to [0]\n            set [yv v] to [0]\n            broadcast (New v)\n            go to x: (-200) y: (0)\n        end\n        if <[-160] > (y position)> then\n            set [xv v] to [0]\n            set [yv v] to [0]\n            start sound [Crunch2 v]\n            repeat (20)\n                change [ghost v] effect by (5)\n                change size by (.2)\n                change [pixelate v] effect by (20)\n            end\n            set size to (100) %\n            clear graphic effects\n            go to x: (-200) y: (0)\n            go to x: (-200) y: (0)\n        end\n        if <touching color (#ff0000)?> then\n            set [xv v] to [0]\n            set [yv v] to [0]\n            start sound [Crunch2 v]\n            repeat (20)\n                change [ghost v] effect by (5)\n                change size by (.2)\n                change [pixelate v] effect by (20)\n            end\n            set size to (15) %\n            clear graphic effects\n            go to x: (-200) y: (0)\n        end\n        if <touching color (#42ff00)?> then\n            set [yv v] to [22]\n        end\n    end\nend\n\nwhen flag clicked\nswitch backdrop to (backdrop1 v)\nforever\n    create clone of (_myself_ v)\n    wait (0.05) seconds\nend\n\nwhen I start as a clone\nrepeat (10)\n    change [ghost v] effect by (5)\nend\ndelete this clone\n\nwhen I start as a clone\nforever\n    if <(x position) > [205]> then\n        delete this clone\n    end\nend\n\nwhen flag clicked\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen I receive [cool v]\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen I receive [end v]\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen I receive [new v]\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen flag clicked\nset [fgkljfl v] to [0]\n\nwhen I receive [new v]\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n        set [fgkljfl v] to [1]\n    end\nend\n\nwhen I receive [new v]\nforever\n    if <[1] = (fgkljfl)> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen I receive [cool v]\nforever\n    if <[1] = (fgkljfl)> then\n        hide\n        stop [all v]\n    end\nend\n\nwhen I receive [end v]\nforever\n    if <[1] = (fgkljfl)> then\n        hide\n        stop [all v]\n    end\nend\n\n@Sprite1\n\nwhen flag clicked\ngo to x: (4) y: (-5)\nhide\n\nwhen flag clicked\nforever\n    if <(backdrop [number v]) = [9]> then\n        show\n    end\nend\n\nwhen flag clicked\nforever\n    if <(backdrop [number v]) = [10]> then\n        hide\n    end\nend\n\nwhen flag clicked\nforever\n    if <(backdrop [number v]) = [9]> then\n        go to x: (4) y: (-5)\n        if <touching (! v)?> then\n            hide\n            wait (0.5) seconds\n            show\n        end\n    end\nend\n\nwhen I receive [new v]\nhide\n\n