#include<unistd.h>
#include<ctype.h>

int main(){
	char buffer[128];

	char first = 1;

	while(1){
		size_t readlen = read(0, buffer, 128);
		if(readlen < 1)
			break;
		for(int i = 0; i < readlen; i++){
			if(first && i == 0){
				buffer[i] = toupper(buffer[i]);
				first = 0;
			}
			if(i > 0 && buffer[i-1] == ' ')
				buffer[i] = toupper(buffer[i]);
		}
		write(1, buffer, readlen);
	}

	return 0;
}