Run id: 74700

------Input------

okijdwkbqvdcjvxofevfgosohbkpcxuwdbnejhfeyvlqftqxjkbnjlounwzdtyveeehsmdgjkppezfdudxgvlulmxveqhupzpjnncimikhqxovuebjqqqjxbfuugbetcxquxobzngbrythjxkufscjmwccypyrctblzwdpwujplnrkfrezjqfdlmdrflzleflmqyduwupcyebmokpwzgbvkzielyqorbmelvbusfyfkixiulsbsjblbdogkvdklevovqsgcipgooppcjouetskhfiiqffkfywtoggklrzbpitpyyswttddpyccehltnnrogsebvpiyvqwunenehsbpwnislmjedhillmyhluztremcgrvxxidbhyjpbnccvgtwfngzruxjrregvioocdchpygfkenmxbnqonrrqjodopqgzsvqqrrjqwhzvlsidhkimtspmmvunxhxrwkoretblpcwwwjfiuujrveuxvyskcfmvsyqss
------Answer-----

a

------Your output-----

no