하이퍼커넥트에서 코딩 테스트를 봤다.\n생각보다 쉬웠는데.. 마지막 문제에서 performance 에서 걸려서.. 제 시간안에 못풀었다.\n결과는 74점으로 탈락 예상이 된다…ㅜㅜ
\n문제는 총 7문제로, 다지선다 2문제, java 코딩 5문제로 구성되어있었다.
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class Platformer {\n\n private ListIterator<Integer> tilesItor;\n private int current;\n\n public Platformer(int n, int position) {\n //throw new UnsupportedOperationException(\"Waiting to be implemented.\");\n \n List<Integer> tiles = new LinkedList<>();\n for(int i=0; i<n; i++) {\n tiles.add(i);\n }\n\n this.tilesItor = tiles.listIterator();\n for(int i=0; i<position; i++) {\n this.tilesItor.next();\n }\n this.current = this.tilesItor.next();\n }\n\n public void jumpLeft() {\n //throw new UnsupportedOperationException(\"Waiting to be implemented.\");\n this.tilesItor.remove();\n this.tilesItor.previous();\n this.current = this.tilesItor.previous();\n }\n\n public void jumpRight() {\n //throw new UnsupportedOperationException(\"Waiting to be implemented.\");\n this.tilesItor.remove();\n this.tilesItor.next();\n this.current = this.tilesItor.next();\n }\n\n public int position() {\n //throw new UnsupportedOperationException(\"Waiting to be implemented.\");\n return this.current;\n }\n\n}\n\n@Test\npublic void main() {\n Platformer platformer = new Platformer(6, 3);\n System.out.println(platformer.position()); // should print 3\n\n platformer.jumpLeft();\n System.out.println(platformer.position()); // should print 1\n\n platformer.jumpRight();\n System.out.println(platformer.position()); // should print 4\n}\n