eraser puzzle solution

The solution to the ATITIT.HTML5 puzzle game .1. Operation of Puzzle Games ( click and drag ) 11. Support keyboard on, down, left and right key movement; 12. Support Click the left and right arrows in the blank module to move; 13. Support to move adjacent modules by clicking on the blank module. 14. Or click on the law , compatibility is good ... Mobile Phone

1. Link: Http://poj.org/problem? Id = 3239 2. content: Solution to N Queens puzzle Time limit:1000 ms Memory limit:131072 K Total submissions:3459 Accepted:1273 Special Judge Description The eight queens puzzle is the problem of putting eight chess queens on an 8 × 8 chess

Poj3239 Solution to the n Queens Puzzle (n queen problem) Solution to NQueens Puzzle Time Limit:1000 MS Memory Limit:131072 K Total Submissions:3494 Accepted:1285 Special Judge Description The eight queens puzzle is the proble

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parameter passed in is ' null ' or ' undefined ', then the call method takes the Global Object (window) as the value of this, otherwise the value of this is equal to Toobject (Thisarg).So whenever the call () and the Apply () method pass in null for the first argument, the value of this is window. Based on the above knowledge, the case 5 code is changed to the following easier to understand:1 function A () {2 alert (this); 3 }4 a.call (window);The obvious result is [object Window].Summarize