array sum 10

sum10.js

var a1 = {
"apple":9,
"pear":3,
"glos":8,
"mark":6,
"gogo":2,
"lulu":5
}
var a2 = [];

for (var key in a1){
	var interim = {
		key: key,
		value: a1[key]
	}
	a2.push(interim);
}

function sums10(a,index){
 
 var ar =[];
 var s=0;

for(var i=index; i<a.length; i++){
	if(s+a[i]["value"]==10) {
		ar.push(a[i]["key"]);
		return console.log(ar);
	}else if (s+a[i]["value"]<10){
	s=a[i]["value"];
	ar.push(a[i]["key"]);
		for (var j =i+1; j<a.length; j++){
			if(s + a[j]["value"] == 10){				
				 ar.push(a[j]["key"]);
				 return console.log(ar);
			}else if(s + a[j]["value"] < 10){
				ar.push(a[j]["key"]);
				s = s + a[j]["value"];
				}
			}
		}
	}
	
	if(s!=10){
		sums10(a,index+1);
	}else{
		return console.log(ar);
	}
	
	if(index+1 > a.length && s!=10){
		return console.log("no sum of elem match 10");
	}
}

sums10(a2,0);