{"id":16423372,"url":"https://github.com/ngekoding/programming-cheat-sheet","last_synced_at":"2026-02-23T08:04:43.174Z","repository":{"id":122859552,"uuid":"63166500","full_name":"ngekoding/programming-cheat-sheet","owner":"ngekoding","description":"Beberapa contekan untuk programming contest","archived":false,"fork":false,"pushed_at":"2017-04-11T04:06:47.000Z","size":4,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-01-07T13:47:05.487Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ngekoding.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2016-07-12T14:50:16.000Z","updated_at":"2017-04-11T03:53:50.000Z","dependencies_parsed_at":null,"dependency_job_id":"fcaaa916-3090-41ab-9de2-78e4d88808b4","html_url":"https://github.com/ngekoding/programming-cheat-sheet","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ngekoding%2Fprogramming-cheat-sheet","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ngekoding%2Fprogramming-cheat-sheet/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ngekoding%2Fprogramming-cheat-sheet/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ngekoding%2Fprogramming-cheat-sheet/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ngekoding","download_url":"https://codeload.github.com/ngekoding/programming-cheat-sheet/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":240587517,"owners_count":19825003,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-11T07:39:36.623Z","updated_at":"2025-10-25T20:45:42.830Z","avatar_url":"https://github.com/ngekoding.png","language":null,"readme":"# programming-cheat-sheet\nBeberapa contekan untuk programming contest\n\n#### Cara cepat menentukan bilangan prima\n```\nbool isPrime(int num) {\n    if (num == 1) {\n        return false;\n    }\n    if (num == 2) {\n        return true;\n    }\n    if (num%2 == 0) {\n        return false;\n    }\n    for (int i = 3; i \u003c= sqrt(num); i+=2) {\n        if (num%i == 0) {\n            return false;\n        }\n    }\n    return true;\n}\n```\n#### Cek Palindrome\n```\nboolean checkPalindrome(String inputString) {\n    return inputString.equals(new StringBuffer(inputString).reverse().toString());\n}\n```\n#### Mencari nilai terbesar/terkecil dalam List\n```\nCollections.max(\u003cList\u003e)\n```\n###### Contoh pemakaian\n```\nint adjacentElementsProduct(int[] inputArray) {\n    List\u003cInteger\u003e result = new ArrayList\u003c\u003e();\n    for (int i = 0; i \u003c inputArray.length - 1; i++) {\n        result.add(inputArray[i] * inputArray[i + 1]);\n    }\n    return (int) Collections.max(result);\n}\n```\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fngekoding%2Fprogramming-cheat-sheet","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fngekoding%2Fprogramming-cheat-sheet","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fngekoding%2Fprogramming-cheat-sheet/lists"}