2 d array to print the ascii value in alphabat to int

import java.util.*;

public class Main {
public static void main(String[] args) {
Scanner input=new Scanner(System.in);
int n=input.nextInt();
int m=input.nextInt();
int a[][]=new int [n][m];
char count ='A';
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
a[i][j]=count++;

     }
  }
  for(int i=0;i<n;i++){
    for(int j=0;j<m;j++){
      System.out.print(a[i][j]+" ");
    }
    System.out.println();
  }
}
}