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Text Wrap Check Tutorial tab to know how to to solve. You are given a string S and width W. Your task is to wrap the string into a paragraph of width W. Function Description Complete the wrap function in the editor below. wrap has the following parameters: string string: a long string int max_width: the width to wrap to Returns string: a single string with newline characters ('\n') where the bre..

Text Alignment In Python, a string of text can be aligned left, right and center. .ljust(width) This method returns a left aligned string of length width. >>> width = 20 >>> print 'HackerRank'.ljust(width,'-') HackerRank---------- .center(width) This method returns a centered string of length width. >>> width = 20 >>> print 'HackerRank'.center(width,'-') -----HackerRank----- .rjust(width) This m..

String Validators Python has built-in string validation methods for basic data. It can check if a string is composed of alphabetical characters, alphanumeric characters, digits, etc. str.isalnum() This method checks if all the characters of a string are alphanumeric (a-z, A-Z and 0-9). >>> print 'ab123'.isalnum() True >>> print 'ab123#'.isalnum() False str.isalpha() This method checks if all the..

Find a string In this challenge, the user enters a string and a substring. You have to print the number of times that the substring occurs in the given string. String traversal will take place from left to right, not from right to left. NOTE: String letters are case-sensitive. Input Format The first line of input contains the original string. The next line contains the substring. Constraints Eac..