#!/usr/bin/env python

# Uppercases the first character of columns in a spreadsheet

import csv

import sys

def ucase_first(str_):

    if str_ == '': return str_

    else: return str_[0].upper()+str_[1:]

def main():

    col_nums = sys.argv[1:]

    if col_nums == []:

        raise SystemExit('Usage: '+sys.argv[0]+' col_num... <map >out_map')

    col_nums = map(int, col_nums) # 0-based

    # Process map

    reader = csv.reader(sys.stdin)

    writer = csv.writer(sys.stdout)

    for row in reader:

        for i in col_nums: row[i] = ucase_first(row[i])

        writer.writerow(row)

main()