| { | |
| for (int c1 = 1; c1 <= M; c1 += 1) { | |
| S1(c1); | |
| for (int c2 = c1 + 1; c2 <= M; c2 += 1) | |
| S4(c1, c2); | |
| } | |
| for (int c0 = 1; c0 < 3 * M - 1; c0 += 3) { | |
| S3((c0 + 2) / 3); | |
| if (3 * M >= c0 + 8) { | |
| for (int c1 = (c0 + 5) / 3; c1 <= M; c1 += 1) { | |
| S6((c0 + 2) / 3, c1); | |
| for (int c4 = (c0 + 5) / 3; c4 < c1; c4 += 1) | |
| S5(c4, c1, (c0 + 2) / 3); | |
| } | |
| } else if (c0 + 5 == 3 * M) | |
| S6(M - 1, M); | |
| for (int c1 = (c0 + 5) / 3; c1 <= M; c1 += 1) | |
| S2(c1, (c0 + 2) / 3); | |
| } | |
| } |