# coding=utf-8
import sys
for string in sys.stdin.readlines():
    for i in range(len(string)):
        if(string[i-1] in [' ','\t','\r','\n']):
            print(string[i].upper(),end='')
        else:
            print(string[i],end='')

/**************************************************************
	Problem: 2185
	User: admin
	Language: Python
	Result: Accepted
	Time:89 ms
	Memory:34480 kb
****************************************************************/