31     std::valarray<int> v1(a1, N1);  in main()  local
34     v1[ia] *= v2;  in main()
35     assert(v1.size() == 41);  in main()
36     assert(v1[ 0] ==  0);  in main()
37     assert(v1[ 1] ==  1);  in main()
38     assert(v1[ 2] ==  2);  in main()
39     assert(v1[ 3] ==  3);  in main()
40     assert(v1[ 4] ==  8);  in main()
41     assert(v1[ 5] == 15);  in main()
42     assert(v1[ 6] ==  6);  in main()
43     assert(v1[ 7] == 28);  in main()
44     assert(v1[ 8] == 40);  in main()
45     assert(v1[ 9] == 54);  in main()
46     assert(v1[10] == 10);  in main()
47     assert(v1[11] == 77);  in main()
48     assert(v1[12] == 96);  in main()
49     assert(v1[13] == 117);  in main()
50     assert(v1[14] == 14);  in main()
51     assert(v1[15] == 150);  in main()
52     assert(v1[16] == 176);  in main()
53     assert(v1[17] == 204);  in main()
54     assert(v1[18] == 18);  in main()
55     assert(v1[19] == 19);  in main()
56     assert(v1[20] == 20);  in main()
57     assert(v1[21] == 21);  in main()
58     assert(v1[22] == 286);  in main()
59     assert(v1[23] == 322);  in main()
60     assert(v1[24] == 360);  in main()
61     assert(v1[25] == 25);  in main()
62     assert(v1[26] == 416);  in main()
63     assert(v1[27] == 459);  in main()
64     assert(v1[28] == 504);  in main()
65     assert(v1[29] == 29);  in main()
66     assert(v1[30] == 570);  in main()
67     assert(v1[31] == 620);  in main()
68     assert(v1[32] == 672);  in main()
69     assert(v1[33] == 33);  in main()
70     assert(v1[34] == 748);  in main()
71     assert(v1[35] == 805);  in main()
72     assert(v1[36] == 864);  in main()
73     assert(v1[37] == 37);  in main()
74     assert(v1[38] == 38);  in main()
75     assert(v1[39] == 39);  in main()
76     assert(v1[40] == 40);  in main()