var toInt = x=>parseInt(x,10);
var toIntArr = arr=>arr.map(x=>toInt(x));
var abs = x=>x>0?x:-x;
function min(){var rest = arguments,val=rest[0];for(var i=1;i<rest.length;i++)if(rest[i]<val)val = rest[i];return val}
function max(){var rest = arguments,val=rest[0];for(var i=1;i<rest.length;i++)if(rest[i]>val)val = rest[i];return val}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));
 
function Main(input){
	var input = input.split('\n');
	var temp = toIntArr(input[0].split(' '));
	var n = temp[0];
	var x = temp[1];
	var as = toIntArr(input[1].split(' ')).sort((a,b)=>a-b);
	var ans = 0;
	for(var i = 0; i < n; i++){
		if((i===n-1 && x===as[i]) || (i<n-1 && x>=as[i])){
			ans++;
			x -= as[i];
		}else{
			break;
		}
	}
	console.log(ans);
}