├── SquareNumber
├── README.md
├── NumberSeries.java
└── StringSearching.java


/SquareNumber:
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1 | 


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/README.md:
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1 | # Bank_of_American_Interview


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/NumberSeries.java:
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 1 | import java.util.Scanner;
 2 | 
 3 | public class NumberSeries {
 4 |     public static void main(String[] args) {
 5 |         Scanner scanner = new Scanner(System.in);
 6 | 
 7 |         while (scanner.hasNextLine()) {
 8 |             int N = Integer.parseInt(scanner.nextLine());
 9 |             int sum = calculateSum(N);
10 |             System.out.println(sum);
11 |         }
12 | 
13 |         scanner.close();
14 |     }
15 | 
16 |     public static int calculateSum(int N) {
17 |         int sum = 0;
18 | 
19 |         for (int i = 1; i <= N; i++) {
20 |             if (i % 5 != 0 && i % 7 != 0) {
21 |                 sum += i;
22 |             }
23 |         }
24 | 
25 |         return sum;
26 |     }
27 | }


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/StringSearching.java:
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 1 | import java.util.Scanner;
 2 | 
 3 | public class StringSearching {
 4 |     public static void main(String[] args) {
 5 |         Scanner scanner = new Scanner(System.in);
 6 | 
 7 |         while (scanner.hasNextLine()) {
 8 |             String line = scanner.nextLine();
 9 |             String[] parts = line.split(", ");
10 | 
11 |             if (parts.length != 2) {
12 |                 System.out.println("false");
13 |                 continue;
14 |             }
15 | 
16 |             String text = parts[0];
17 |             String pattern = parts[1];
18 | 
19 |             boolean isMatch = isSubstring(text, pattern);
20 |             System.out.println(isMatch ? "true" : "false");
21 |         }
22 | 
23 |         scanner.close();
24 |     }
25 | 
26 |     public static boolean isSubstring(String text, String pattern) {
27 |         int textLen = text.length();
28 |         int patternLen = pattern.length();
29 |         int i = 0;
30 |         int j = 0;
31 | 
32 |         while (i < textLen && j < patternLen) {
33 |             if (pattern.charAt(j) == '\\') {
34 |                 // Check for an escaped asterisk
35 |                 if (j + 1 < patternLen && pattern.charAt(j + 1) == '*') {
36 |                     if (i < textLen) {
37 |                         j += 2;
38 |                         continue;
39 |                     }
40 |                 }
41 |             }
42 | 
43 |             if (pattern.charAt(j) == '*') {
44 |                 // Match zero or more characters
45 |                 while (j < patternLen && pattern.charAt(j) == '*') {
46 |                     j++;
47 |                 }
48 | 
49 |                 if (j == patternLen) {
50 |                     return true; // Asterisk at the end matches the rest of the text
51 |                 }
52 | 
53 |                 while (i < textLen && text.charAt(i) != pattern.charAt(j)) {
54 |                     i++;
55 |                 }
56 |             } else if (text.charAt(i) == pattern.charAt(j)) {
57 |                 i++;
58 |                 j++;
59 |             } else {
60 |                 i = i - j + 1;
61 |                 j = 0;
62 |             }
63 |         }
64 | 
65 |         return j == patternLen;
66 |     }
67 | }
68 | 


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