Problem Statement In the Kingdom of AtCoder, people use a language called Taknese, which uses lowercase English letters. In Taknese, the plural form of a noun is spelled based on the following rules: If a noun's singular form does not end with s, append s to the end of the singular form. If a noun's singular form ends with s, append es to the end of the singular form. You are given the singular form of a Taknese noun. Output its plural form. Constraints S is a string of length 1 between 1000, inclusive. S contains only lowercase English letters. Input Input is given from Standard Input in the following format: S Output Print the plural form of the given Taknese word. Sample Input 1 apple Sample Output 1 apples apple ends with e, so its plural form is apples. Sample Input 2 bus Sample Output 2 buses bus ends with s, so its plural form is buses. Sample Input 3 box Sample Output 3 boxs