let lower=this.min;let upper=this.max;const total=this.partBelow(upper);if(total===0)return 0;while(upper-lower>PERCENTILE_PRECISION){const middle=(lower+upper)/2;const below=this.partBelow(middle);if(below/total<percent){lower=middle;}else{upper=middle;}}
return(lower+upper)/2;}};function Piece(x1,y1,x2,y2){this.x1=x1;this.y1=y1;this.x2=x2;this.y2=y2;}