{"id":494,"date":"2012-08-01T01:28:51","date_gmt":"2012-08-01T05:28:51","guid":{"rendered":"http:\/\/www.joshho.com\/blog\/?p=494"},"modified":"2012-09-07T16:14:23","modified_gmt":"2012-09-07T20:14:23","slug":"project-euler-problem-25","status":"publish","type":"post","link":"https:\/\/www.joshho.com\/blog\/2012\/08\/01\/project-euler-problem-25\/","title":{"rendered":"Project Euler &#8211; Problem 25"},"content":{"rendered":"<p>Problem 25: What is the first term in the Fibonacci sequence to contain 1000 digits?<br \/>\n<!--more--><br \/>\n<code><\/p>\n<pre lang='java'>\r\nimport java.math.BigInteger;\r\nimport java.util.LinkedList;\r\n\r\n\r\nclass runner\r\n{\r\n\tpublic static void main (String[] args) throws java.lang.Exception\r\n\t{\r\n\t\tlong time = System.currentTimeMillis();\r\n\r\n\t\tLinkedList<BigInteger> store = new LinkedList<BigInteger>();\r\n\t\tstore.add(new BigInteger(\"1\"));store.add(new BigInteger(\"1\"));\r\n\t\r\n\t\tint counter = 2;\r\n\t\tdo{\r\n\t\t\tBigInteger test = store.removeFirst().add(store.getFirst());\r\n\t\t\tstore.add(test);\r\n\t\t\tcounter ++;\r\n\t\t\tif(test.toString().length() >= 1000) break;\r\n\t\t}while(true);\r\n\t\tSystem.out.println(counter);\r\n\t\t\r\n\t\tSystem.out.println(\"time: \"+(System.currentTimeMillis() - time));\r\n\t}\r\n}\r\n<\/pre>\n<p><\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Problem 25: What is the first term in the Fibonacci sequence to contain 1000 digits?<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[56],"tags":[],"_links":{"self":[{"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/posts\/494"}],"collection":[{"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/comments?post=494"}],"version-history":[{"count":0,"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/posts\/494\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/media?parent=494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/categories?post=494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.joshho.com\/blog\/wp-json\/wp\/v2\/tags?post=494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}