from sys import stdout
if __name__ == "__main__":
while True:
line = input()
char = line[0]
content = line[1:]
if char == "d":
for c in "r01020304":
stdout.write(c)
stdout.write("\n")
for c in "z00":
stdout.write(c)
stdout.write("\n")
elif char == "x":
break