Problem:
Score : 100 points

Problem Statement

Given is a three-digit integer N. Does N contain the digit 7?

If so, print Yes; otherwise, print No.

Constraints

100 \leq N \leq 999

Input

Input is given from Standard Input in the following format:

N

Output

If N contains the digit 7, print Yes; otherwise, print No.

Sample Input 1

117

Sample Output 1

Yes

117 contains 7 as its last digit.

Sample Input 2

123

Sample Output 2

No

123 does not contain the digit 7.

Sample Input 3

777

Sample Output 3

Yes

Solution in Java (OpenJDK 11.0.6) (judge verdict: Wrong Answer)

import java.util.*;
 
public class Main {
    public static void main(String[] args){
    
    Scanner sc = new Scanner(System.in);
    long N = sc.nextLong();

        long ans = 0;
        for(long i=0; i<N; i++){
            if(i%3!=0 && i%5!=0){
                ans += i;
        }
}
         System.out.println(ans);

}
}