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floyd足矣。。。。

Posted by wangjunyong at 2010-08-03 20:00:50 on Problem 1603
In Reply To:不用dijstra不行吗？ Posted by:cug_fish2008 at 2010-05-19 21:04:41 
> for(i=1;i<=20;i++){
>   for(j=i+1;j<=20;j++){
>     for(k=1;k<=20;k++){
> 	if(d[i][j] > d[i][k]+d[k][j])
> 	  d[j][i]=d[i][j] = d[i][k]+d[k][j];
> 	}
>    }
> }
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