smallestDifference AlgoExport

smallestDifference.ts

function smallestDifference(arr1:Array<number>,arr2:Array<number>):Array<number>{
arr1=arr1.sort((a,b)=>a-b)
arr2=arr2.sort((a,b)=>a-b)
let p1=0
let p2=0
 let smallest = Infinity;
 let current = Infinity;
 let smallestPair:Array<number> = [];



while(p1<arr1.length && p2<arr2.length){
  let first=arr1[p1];
  let secand=arr2[p1];
  if(first<secand){
    current=secand-first
    p1++
  }
  else if(first>secand){
    current=first-secand
    p2++

  }
  else{
    return [first,secand]
  }
  if(smallest>current){
    smallest=current
    smallestPair = [first, secand];

  }

}
return smallestPair

}