{"action":"opened","issue":{"url":"https://api.github.com/repos/ri57-sibsutis/gem-puzzle/issues/4","repository_url":"https://api.github.com/repos/ri57-sibsutis/gem-puzzle","labels_url":"https://api.github.com/repos/ri57-sibsutis/gem-puzzle/issues/4/labels{/name}","comments_url":"https://api.github.com/repos/ri57-sibsutis/gem-puzzle/issues/4/comments","events_url":"https://api.github.com/repos/ri57-sibsutis/gem-puzzle/issues/4/events","html_url":"https://github.com/ri57-sibsutis/gem-puzzle/issues/4","id":150680475,"number":4,"title":"Проверка на возможность собрать паззл","user":{"login":"mariekeller","id":17141675,"avatar_url":"https://avatars.githubusercontent.com/u/17141675?v=3","gravatar_id":"","url":"https://api.github.com/users/mariekeller","html_url":"https://github.com/mariekeller","followers_url":"https://api.github.com/users/mariekeller/followers","following_url":"https://api.github.com/users/mariekeller/following{/other_user}","gists_url":"https://api.github.com/users/mariekeller/gists{/gist_id}","starred_url":"https://api.github.com/users/mariekeller/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mariekeller/subscriptions","organizations_url":"https://api.github.com/users/mariekeller/orgs","repos_url":"https://api.github.com/users/mariekeller/repos","events_url":"https://api.github.com/users/mariekeller/events{/privacy}","received_events_url":"https://api.github.com/users/mariekeller/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-04-24T16:53:52Z","updated_at":"2016-04-24T16:53:52Z","closed_at":null,"body":"Пусть костяшка с числом i расположена до k костяшек с числами, меньшими i (если считать слева направо и сверху вниз). Будем считать, что n<sub>i</sub> = k, то есть если после костяшки с i-м числом нет чисел меньше i, то k = 0. Также введем число е – номер ряда пустой клетки (начиная с 1), и число Z – количество костяшек на данном уровне. Если сумма\r\n![image](https://cloud.githubusercontent.com/assets/17141675/14768919/4d27afac-0a6f-11e6-8e79-14837384ab85.png)\r\nнечетна, то решения головоломки не существует."}}