Write a C++ function to format numbers as two digits. /** * Formats a number as 2 digits, with a leading 0 if needed * *

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Write a C++ function to format numbers as two digits.
/*** Formats a number as 2 digits, with a leading 0 if needed** @param n number to format, assumed between 0 and 59,inclusive* @return two digit string representation of number*/string twoDigitString(unsigned int n) {/*** You may wish to change this function when you bring it into yourprogram.* For now please get it to work here with the existing functionsignature.* You may assume <string> has been included.*/// TODO: your code here to implement the method// return the two digit string}