#include <stdio.h>
#include <string.h>

int main()
{
    char arr[5101] = {' ',0};
    gets(arr+1);
    
    for(int i = 0; i < strlen(arr); i++)
    {
        if(arr[i] == ' ')
        {
            if(arr[i+1] >='a' && arr[i+1] <= 'z' )
                arr[i+1] -= 32;
            printf("%c",arr[i+1]);
        }
    }
    
    return 0;
}