Code to find a missing number in an array
Utilisateur anonyme
public void missing() { ArrayList arr = new ArrayList(); int a[] = { 1, 3, 4, 5, 6, 7, 10 }; int j = a[0]; for (int i = 0; i < a.length; i++) { if (j == a[i]) { j++; continue; } else { arr.add(j); i--; j++; } } System.out.println("missing numbers are "); for (int r : arr) { System.out.println(" " + r); } }