| { | |
| for (int c0 = 1; c0 <= 2; c0 += 1) | |
| for (int c1 = 1; c1 <= M; c1 += 1) | |
| S1(c0, c1); | |
| for (int c0 = 3; c0 <= N; c0 += 1) { | |
| for (int c1 = 1; c1 <= min(M, c0 - 1); c1 += 1) | |
| S1(c0, c1); | |
| if (c0 >= M + 1) { | |
| S2(c0, c0); | |
| } else { | |
| S1(c0, c0); | |
| S2(c0, c0); | |
| } | |
| for (int c1 = c0 + 1; c1 <= M; c1 += 1) | |
| S1(c0, c1); | |
| } | |
| } |