for (int c0 = 2; c0 <= 4; c0 += 1)
for (int c1 = 2; c1 <= 9; c1 += 1)
s0(c0, c1);
for (int c0 = 5; c0 <= 9; c0 += 1) {
s1(c0, 1);
for (int c1 = 2; c1 <= 9; c1 += 1) {
s1(c0, c1);
s0(c0, c1);
}
}
for (int c0 = 2; c0 <= 4; c0 += 1)
for (int c1 = 2; c1 <= 9; c1 += 1)
s0(c0, c1);
for (int c0 = 5; c0 <= 9; c0 += 1) {
s1(c0, 1);
for (int c1 = 2; c1 <= 9; c1 += 1) {
s1(c0, c1);
s0(c0, c1);
}
}