#
# µû¶óÇÏ¸ç ¹è¿ì´Â ÆÄÀ̽ã°ú µ¥ÀÌÅͰúÇÐ(»ý´ÉÃâÆÇ»ç 2020)
# 5.9 ¹«ÇÑ ·çÇÁ¿Í break·Î ºüÁ®³ª°¡±â, 137ÂÊ
#
while True:
light = input('½ÅÈ£µî »ö»óÀ» ÀÔ·ÂÇϽÿÀ:')
if light == 'green':
break
print('ÀüÁø!!')