arr1[0] = 0
arr1[1] = 1
arr1[2] = 2
arr1[3] = 3
arr1[4] = 4
arr1[5] = 5
arr1[6] = 6
arr1[7] = 7
arr1[8] = 8
arr1[9] = 9
arr1[10] = 10
arr2[0] = 0
arr2[1] = 1
arr2[2] = 2
arr2[3] = 3
arr2[4] = 4
arr2[5] = 5
arr2[6] = 6
arr2[7] = 7
arr2[8] = 8
arr2[9] = 9
arr2[10] = 10