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| 1 | +/* |
| 2 | +Ask the user to give his/her the Gmail id , check Gmail id is in proper format or not ? and count the number of charecters excluding @gmail.com |
| 3 | +let rules for valid mail id are |
| 4 | +1. only special symbol allowed is (.) and that must not be in staring or ending. |
| 5 | +2. @gmail.com must be prsent at last. |
| 6 | + |
| 7 | +Input Format |
| 8 | + |
| 9 | +First line must be a mail id |
| 10 | + |
| 11 | +for Example |
| 12 | + |
| 13 | +Input Format |
| 14 | +bhimasen.moharana@gmail.com |
| 15 | + |
| 16 | +Output Format |
| 17 | +valid 17 |
| 18 | + |
| 19 | +Constraints |
| 20 | + |
| 21 | +input must be a Gmail id |
| 22 | + |
| 23 | +Output Format |
| 24 | + |
| 25 | +First line prints "valid" or "invalid" |
| 26 | +Secondline prints Number of chars presenst inthe mail id excluding @gmail.com |
| 27 | + |
| 28 | +Sample Input 0 |
| 29 | + |
| 30 | +bhimasen.moharana@lpu.co.in |
| 31 | +Sample Output 0 |
| 32 | + |
| 33 | +invalid |
| 34 | +17 |
| 35 | +Explanation 0 |
| 36 | + |
| 37 | +invalid because it is not a Gmail id. |
| 38 | +and number of charecter =17 |
| 39 | +*/ |
| 40 | + |
| 41 | +import java.io.*; |
| 42 | +import java.util.*; |
| 43 | + |
| 44 | +public class Solution { |
| 45 | + |
| 46 | + public static void main(String[] args) { |
| 47 | + /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */ |
| 48 | + Scanner sc = new Scanner(System.in); |
| 49 | + String gmail = sc.next(); |
| 50 | + char []check = gmail.toCharArray(); |
| 51 | + boolean ans = true; |
| 52 | + int count =0; |
| 53 | + if(gmail.endsWith("@gmail.com")) |
| 54 | + { |
| 55 | + int n = gmail.indexOf("@gmail.com"); |
| 56 | + for(int i=0;i<n;i++) |
| 57 | + { |
| 58 | + if(!((check[i] >= 'A' && check[i] <= 'Z') || (check[i] >='a') && (check[i] <= 'j'))) |
| 59 | + { |
| 60 | + System.out.println("invalid"); |
| 61 | + ans = false; |
| 62 | + } |
| 63 | + } |
| 64 | + if(ans) |
| 65 | + System.out.println("valid"); |
| 66 | + } |
| 67 | + else |
| 68 | + { |
| 69 | + System.out.println("invalid"); |
| 70 | + } |
| 71 | + int ct = gmail.indexOf("@"); |
| 72 | + System.out.print(ct); |
| 73 | + } |
| 74 | +} |
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