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#include<stdio.h>
#include<string.h>
char lowercase(char x)
{
    if(x>='A' && x<='Z')return x-'A'+'a';else return x;
}
char uppercase(char x)
{
    if(x>='a' && x<='z')return x-'a'+'A';else return x;
}
int main()
{
    char s[8200];
    char t[8200];
    int i,j,k,l;
    int cap;
    while(gets(s)!=NULL)
    {
        l=strlen(s);
        i=1;
        j=0;
        cap=0;
        t[0]=uppercase(s[0]);
        while(i<l)
        {
            if(s[i]=='.')
            {
                if(t[j]==' ')t[j]=s[i];
                else t[++j]=s[i];
                cap=1;
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