Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.

Note, that during capitalization all the letters except the first one remains unchanged.
A single line contains a non-empty word. This word consists of lowercase and uppercase English letters. The length of the word will not exceed 10<sup class="upper-index">3</sup>.
import sys
import math
from os import path
def input():
    return sys.stdin.readline().strip()
def intl():
    return(list(map(int,input().split())))
def iinput():
    return(int(input()))
def main():
    s = list(input())
    if s[0].islower():
        s[0] = s[0].upper()
    print("".join(s))

if __name__ == "__main__":
    if(path.exists('input.txt')):
        sys.stdin = open("input.txt","r")
        sys.stdout = open("output.txt","w")
    main()