const lines = require('fs')
  .readFileSync('/dev/stdin', 'utf-8')
  .trim().split('\n').values();

let [N, M] = lines.next().value.split(' ').map(x => Number(x));
let C = lines.next().value.split(' ').map(x => Number(x));
ans = 0;

C.sort((a, b) => a - b);

for (let i = 0; i < N; i++) {
  if (C[i] <= M) {
    M -= C[i];
    ans++;
  } else {
    break;
  }
}

console.log(ans);