reddyanjali

#𝟏 - 𝐓𝐰𝐨 𝐒𝐭𝐫𝐢𝐧𝐠𝐬

𝐃𝐞𝐬𝐜𝐫𝐢𝐩𝐭𝐢𝐨𝐧: 
Given two strings, determine if they share a common substring of at least one character.

𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧 𝐎𝐯𝐞𝐫𝐯𝐢𝐞𝐰:
I used a dictionary to solve this problem. The approach involves storing characters from the first string in a dictionary and then checking if any character from the second string is present in this dictionary.

𝐂𝐨𝐝𝐞:
𝑑𝑒𝑓 𝑡𝑤𝑜𝑆𝑡𝑟𝑖𝑛𝑔𝑠(𝑠1, 𝑠2):

reddyanjali

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.xml.bind.DatatypeConverter;
public class AESEncryption {
    public static void main(String[] args) throws Exception {
        String plainText = "Hello World";
        SecretKey secKey = getSecretEncryptionKey();
        byte[] cipherText = encryptText(plainText, secKey);
        String decryptedText = decryptText(cipherText, secKey);

reddyanjali

#include<stdio.h> 
#include<math.h> 
int gcd(int a, int h) 
{ 
    int temp; 
    while (1) 
    { 
        temp = a%h; 
        if (temp == 0) 
          return h;