{"trustable":true,"prependHtml":"\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\" type\u003d\"text/javascript\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"HTML","content":"\u003cdiv class\u003d\"panel_content\"\u003e\u003cb\u003eIt is preferrable to read the pdf statment.\u003c/b\u003e\u003cbr\u003e\u003cbr\u003eAfter some basic geometric lessons, Cuber QQ has learned that one can draw one and only one circle across three given distinct points, on a 2D plane. Specialized in art, Cuber QQ has shown remarkable skills to draw circle in one stroke, especially when the stroke is done clockwise. He wonder whether he will be able to do that if 3 points has been given.\u003cbr\u003e\u003cbr\u003eIn particular, he is given three distinct points $A(x_1, y_1)$, $B(x_2, y_2)$, $C(x_3, y_3)$ which lie on a circle centered at $O(0,0)$. Imagine starting from $A$, he draws the circle across $B$ and finally gets $C$. Determine whether he is drawing clockwise or counterclockwise.\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"The first line contains an integer $T$ ($1\\le T\\le 1~000$), denoting the number of test cases.\u003cbr\u003e\u003cbr\u003eIn the next $T$ lines, each line contains six space-separated integers $x_1$, $y_1$, $x_2$, $y_2$, $x_3$, $y_3$ ($-10^9\\le x_1,y_1,x_2,y_2,x_3,y_3\\le10^9$) denoting the coordinate of $A$, $B$ and $C$.\u003cbr\u003e\u003cbr\u003eIt is guaranteed that $A$, $B$, $C$ are pairwise distinct and $|AO|\u003d|BO|\u003d|CO|\u0026gt; 0$."}},{"title":"Output","value":{"format":"HTML","content":"For each test case, output one line containing \u0027\u0027Clockwise\u0027\u0027 or \u0027\u0027Counterclockwise\u0027\u0027."}},{"title":"Sample","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e3\r\n1 2 2 1 -1 -2\r\n4 3 -4 3 3 4\r\n4 -3 4 3 3 4\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003eClockwise\r\nClockwise\r\nCounterclockwise\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}