{"action":"created","issue":{"url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/73","labels_url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/73/labels{/name}","comments_url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/73/comments","events_url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/73/events","html_url":"https://github.com/fool2fish/dragon-book-exercise-answers/issues/73","id":97325069,"number":73,"title":"龙书适合什么水平的读者？","user":{"login":"ejacky","id":1042465,"avatar_url":"https://avatars.githubusercontent.com/u/1042465?v=3","gravatar_id":"","url":"https://api.github.com/users/ejacky","html_url":"https://github.com/ejacky","followers_url":"https://api.github.com/users/ejacky/followers","following_url":"https://api.github.com/users/ejacky/following{/other_user}","gists_url":"https://api.github.com/users/ejacky/gists{/gist_id}","starred_url":"https://api.github.com/users/ejacky/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ejacky/subscriptions","organizations_url":"https://api.github.com/users/ejacky/orgs","repos_url":"https://api.github.com/users/ejacky/repos","events_url":"https://api.github.com/users/ejacky/events{/privacy}","received_events_url":"https://api.github.com/users/ejacky/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-07-26T15:02:19Z","updated_at":"2015-07-28T03:25:07Z","closed_at":"2015-07-28T03:15:45Z","body":""},"comment":{"url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/comments/125422820","html_url":"https://github.com/fool2fish/dragon-book-exercise-answers/issues/73#issuecomment-125422820","issue_url":"https://api.github.com/repos/fool2fish/dragon-book-exercise-answers/issues/73","id":125422820,"user":{"login":"ejacky","id":1042465,"avatar_url":"https://avatars.githubusercontent.com/u/1042465?v=3","gravatar_id":"","url":"https://api.github.com/users/ejacky","html_url":"https://github.com/ejacky","followers_url":"https://api.github.com/users/ejacky/followers","following_url":"https://api.github.com/users/ejacky/following{/other_user}","gists_url":"https://api.github.com/users/ejacky/gists{/gist_id}","starred_url":"https://api.github.com/users/ejacky/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ejacky/subscriptions","organizations_url":"https://api.github.com/users/ejacky/orgs","repos_url":"https://api.github.com/users/ejacky/repos","events_url":"https://api.github.com/users/ejacky/events{/privacy}","received_events_url":"https://api.github.com/users/ejacky/received_events","type":"User","site_admin":false},"created_at":"2015-07-28T03:25:07Z","updated_at":"2015-07-28T03:25:07Z","body":"thanks ,  离散数学 有什么好的资料 给推荐的吗？ 只粗略看过一本本科的教材， 印象里是讲集合方面的， 收获没多少。 "}}