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this one is called remove an exclamation mark from the end of the string as always thereamp;#39;s a link to the challenge in the show notes right below the video try it out before watching youamp;#39;ve always got this to fall back on if you get stuck okay so remove an exclamation part from the end of the string for a beginner content you can assume that the input data is always a string no need to verify okay so hereamp;#39;s an example three exclamation points uh removes that to uh or changes it to two one exclamation point gets rid of it if thereamp;#39;s no exclamation point at the end leave it alone okay so it looks like we kind of got this figured out um what we need to do is look at the weamp;#39;ve got a one condition here so um you can get the length of a string um and so letamp;#39;s do this uh let me zoom in here okay uh letamp;#39;s clear all these errors here okay uh I can take a string and get the length of it okay so then I can use that so letamp;#39;s say three