JAVA
java
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import java.util.*;
public class Program //NOTE: a=0 and z=25 And String must be in lower case
{
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
System.out.println("enter size of string array : ");
int n=sc.nextInt();
String s[]=new String[n];
System.out.println("enter all strings : ");
for(int i=0;i<n;i++)
{
s[i]=sc.next();
}
char w='a';
char[] c=new char[26];
for(int i=0;i<26;i++)
{
c[i]=w;
w++;
}
for(String j:s)
{
for(int k=0;k<26;k++)
{
if(j.charAt(0)==c[k])
{
System.out.println(k);
break;
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OUTPUT
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