#!/usr/bin/env cscript
#include <stdio.h>

int
main(int argc, char *argv[]) {
	char alphabet_column_index[26 + 1] = {0};
	for (char alphabet_index = 'A'; alphabet_index <= 'Z'; alphabet_column_index[alphabet_index++ - 'A'] = alphabet_index);
	printf("%s\n", alphabet_column_index);
}