281A - Word Capitalization

#-*- coding: utf-8 -*-

s = raw_input()
l = []

if ord(s[0]) >= ord('a') and ord(s[0]) <= ord('z'):
    l.append(chr(ord(s[0])-ord('a')+ord('A')))
else:
    l.append(s[0])

for i in range(1, len(s)):
    l.append(s[i])
print ''.join(l)