#include<iostream>
#include<string>
#include<cctype>
int main()
{
std::string str;
getline(std::cin,str);
for(int j=0;j<str.length();j++)
{
str[j]=tolower(str[j]);
}
for(int i=0;i<str.length();)
{
if(i==0)
{
str[i]=toupper(str[i]);
i++;}
else if(str[i]==' ')
{
i++;
str[i]=toupper(str[i]);
}
else
{i++;}
}
std::cout<<str;
}
I2luY2x1ZGU8aW9zdHJlYW0+CiNpbmNsdWRlPHN0cmluZz4KI2luY2x1ZGU8Y2N0eXBlPgoKaW50IG1haW4oKQp7CnN0ZDo6c3RyaW5nIHN0cjsKZ2V0bGluZShzdGQ6OmNpbixzdHIpOwpmb3IoaW50IGo9MDtqPHN0ci5sZW5ndGgoKTtqKyspCnsKc3RyW2pdPXRvbG93ZXIoc3RyW2pdKTsKfQpmb3IoaW50IGk9MDtpPHN0ci5sZW5ndGgoKTspCnsKaWYoaT09MCkKewpzdHJbaV09dG91cHBlcihzdHJbaV0pOwppKys7fQplbHNlIGlmKHN0cltpXT09JyAnKQp7CmkrKzsKc3RyW2ldPXRvdXBwZXIoc3RyW2ldKTsKfQplbHNlCntpKys7fQoKfQpzdGQ6OmNvdXQ8PHN0cjsKfQ==