Help me with my script

[RoyRoyal]

Ok, so how do I make a script that if i press the button "c" it will press the button "r" then press "lmb" and then release "lmb" and "r"

[BriHecato]

And what have you already write ?

[Scr1pter]

You should learn the 0-basics by yourself.
Otherwise you won't have any success:
https://autohotkey.com/docs/Hotkeys.htm
https://autohotkey.com/docs/commands/Send.htm

Hints:
lmb = {lbutton}
Sending a key down is: {key down}, e.g. {lbutton down}
Sending a key up is : {key up}, e.g. {lbutton up}

Regards