| for (int c0 = -n + 1; c0 <= n; c0 += 1) { | |
| if (c0 <= 0) | |
| for (int c2 = -c0 + 4; c2 <= 2 * n - c0 + 2; c2 += 2) | |
| S1(1, -c0 + 1, (c0 + c2 - 2) / 2); | |
| for (int c1 = max(-c0 + 4, c0 + 2); c1 <= min(2 * n + c0, 2 * n - c0); c1 += 2) { | |
| for (int c2 = c1 + 2; c2 <= 2 * n + c1; c2 += 2) | |
| S1((c0 + c1) / 2, (-c0 + c1) / 2, (-c1 + c2) / 2); | |
| for (int c2 = 1; c2 <= n; c2 += 1) | |
| S2((c0 + c1 - 2) / 2, (-c0 + c1) / 2, c2); | |
| } | |
| if (c0 >= 1) | |
| for (int c2 = 1; c2 <= n; c2 += 1) | |
| S2(n, n - c0 + 1, c2); | |
| } |