#include <cstdio>
using namespace std;

char s[3005];
char name[3005];
char buf[3005];

int main() {
	while (~scanf("%[^\n]\n", s)) {
		sscanf(s, "%[^:]", name);
		sprintf(buf, "%s.txt", name);
		freopen(buf, "w", stdout);
		printf("%s\n", s);
	}
	return 0;
}