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so this will show you how to remove the spaces at dashes from a string of a string that has a credit card number so weamp;#39;ll start in I equals 0 and then do a while loop while I is less than credit card number dot length so while I is less than the string the length of the string then weamp;#39;ll do char C age equals credit card number dot char at position I so itamp;#39;ll run through every character in each position in the string and if CH equals space or if CH equals a dash then we will remove the character at that position so letamp;#39;s have a before string so everything before this position with a credit card number dot substring 0 I okay now letamp;#39;s copy and paste that and oh donamp;#39;t forget equals thatamp;#39;s very important so string after equals credit card number that substring and then do I plus 1 and then what weamp;#39;ll do is just combine both of these so credit card number equals wait for Plus after now if it doesnamp;#39;t see a space or a das