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{
for (int c0 = 0; c0 < n - 31; c0 += 32)
for (int c1 = 0; c1 <= n; c1 += 32) {
if (n >= c1 + 32) {
for (int c2 = 0; c2 <= 31; c2 += 1)
for (int c3 = 0; c3 <= 31; c3 += 1)
S_1(c0 + c2, c1 + c3);
} else
for (int c2 = 0; c2 <= 31; c2 += 1) {
for (int c3 = 0; c3 < n - c1; c3 += 1)
S_1(c0 + c2, c1 + c3);
S_2(c0 + c2);
}
}
if (n >= 32) {
for (int c1 = 0; c1 < n; c1 += 32) {
if (n >= c1 + 32) {
for (int c2 = 0; c2 < n % 32; c2 += 1)
for (int c3 = 0; c3 <= 31; c3 += 1)
S_1(-((n - 1) % 32) + n + c2 - 1, c1 + c3);
} else
for (int c2 = 0; c2 < n - c1; c2 += 1) {
for (int c3 = 0; c3 < n - c1; c3 += 1)
S_1(c1 + c2, c1 + c3);
S_2(c1 + c2);
}
}
} else
for (int c2 = 0; c2 < n; c2 += 1) {
for (int c3 = 0; c3 < n; c3 += 1)
S_1(c2, c3);
S_2(c2);
}
}
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