Check if the sum is divisible by 10 i.e.(total modulo 10 is equal to 0) then the IMEI number is valid else it is not valid.If doubling of a number results in a two digits number i.e greater than 9(e.g., 7 × 2 = 14), then add the digits of the product (e.g., 14: 1 + 4 = 5), to get a single digit number.Starting from the rightmost digit, double the value of every second digit (e.g., 7 becomes 14).The IMEI is validated in following steps:
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The IMEI (15 decimal digits: 14 digits plus a check digit) includes information on the origin, model, and serial number of the device. The IMEI number is used by a GSM network to identify valid devices and therefore can be used for stopping a stolen phone from accessing that network. It is usually found printed inside the battery compartment of the phone, but can also be displayed on-screen on most phones by entering *#06# on the dialpad, or alongside other system information in the settings menu on smartphone operating systems. International Mobile Equipment Identity (IMEI) is a number, usually unique, to identify mobile phones, as well as some satellite phones.
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How to split a string in C/C++, Python and Java?.Longest Palindromic Subsequence | DP-12.stringstream in C++ and its applications.If you want to check your Samsung IMEI number, you can take the many methods of testing your phone IMEI number. This 15 digit (14 digits plus a check digit in the last) number is a prominent measure to trim down the instances of using a stolen/lost mobile phone. Given a string, find its first non-repeating character 2 days ago &0183 &32 All Samsung are supported.Reverse string in Python (5 different ways).C Program to Check if a Given String is Palindrome.Length of the longest substring without repeating characters.Check whether two strings are anagram of each other.Array of Strings in C++ (5 Different Ways to Create).Python program to check if a string is palindrome or not.Different methods to reverse a string in C/C++.Check for Balanced Brackets in an expression (well-formedness) using Stack.Write a program to print all permutations of a given string.Write a program to reverse an array or string.ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.