14 lines · c
1if (ub >= lb)2 for (int c0 = 1; c0 <= ub; c0 += 1)3 for (int c1 = c0; c1 <= n; c1 += 1) {4 if (c0 >= lb && c1 >= c0 + 1) {5 s0(c0, c1);6 if (n >= ub + 1)7 s2(c0, c1);8 } else if (lb >= c0 + 1) {9 s3(c0, c1, lb, c0, c1);10 }11 for (int c3 = max(lb, c0); c3 <= ub; c3 += 1)12 s1(c0, c1, c3);13 }14