JS1k: The JavaScript code golfing competition

eval('N=-1;m=16,n=m*m,o=[],p=[[1,0],[0,1],[N,0],[0,N],[1,1],[1,N],[N,N],[N,1]],q=document.body.children[0],r=q.getContext("2d");o.X=3;q.width=q.height=n;r.font="64px serif";for(_=8;_<n;_+=m){r.fillRect(_,0,1,n);r.fillRect(0,_,n,1)}s(7,7,2);@s(c,d,e){if(o[_=0<=d&&d<m&&0<=c&&c<m?d*m+c:"X"])return 1;o[_]=e;r.beginPath();r.arc(_%m*m+8,(_&-m)+8,7,0,360,0);r.fillStyle=e==2?"#fff":(l="#000");r.fill();r.stroke()}@t(c){p.push(p.splice(4+ +new Date%4,1)[0]);[1,2].map(@(d){a=d;p.map(@(e){g=e[0];h=e[1];for(x=0;x<m;++x)for(y=0;y<m;++y)c()})})}@u(c){return c.every(@(d,e){f=y+h*e;b=x+g*e;return(d?a:0)==(o[0<=f&&f<m&&0<=b&&b<m?f*m+b:"X"]|0)})}@v(){t(@(){if(u([1,1,1,1,1])){r.fillStyle=l;r.fillText(a==1?"WIN":"LOSE",0,n);s=isNaN}})}q.onclick=@(c){if(!s(c.clientX-q.offsetLeft>>4,c.clientY-q.offsetTop>>4,1)){v();[[1,1,0],[2,1,1,0,0,0],[0,0,1,1,1,0],[3,0,1,1,0,1,0],[1,1,0,1,1,1],[2,1,1,0,1,1],[0,0,1,1,1,1],[3,1,0,1,0,1,0,1]].map(@(d){i=d.shift();t(@(){if(u(d)){j=x+g*i;k=y+h*i}})});s(j,k,2);v()}}'.replace(/@/g,'function '))

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