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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Cistercian-numerals/D/cistercian-numerals.d Normal file
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import std.stdio;
class Cistercian {
private immutable SIZE = 15;
private char[SIZE][SIZE] canvas;
public this(int n) {
initN();
draw(n);
}
private void initN() {
foreach (ref row; canvas) {
row[] = ' ';
row[5] = 'x';
}
}
private void horizontal(int c1, int c2, int r) {
for (int c = c1; c <= c2; c++) {
canvas[r][c] = 'x';
}
}
private void vertical(int r1, int r2, int c) {
for (int r = r1; r <= r2; r++) {
canvas[r][c] = 'x';
}
}
private void diagd(int c1, int c2, int r) {
for (int c = c1; c <= c2; c++) {
canvas[r + c - c1][c] = 'x';
}
}
private void diagu(int c1, int c2, int r) {
for (int c = c1; c <= c2; c++) {
canvas[r - c + c1][c] = 'x';
}
}
private void draw(int v) {
auto thousands = v / 1000;
v %= 1000;
auto hundreds = v / 100;
v %= 100;
auto tens = v / 10;
auto ones = v % 10;
drawPart(1000 * thousands);
drawPart(100 * hundreds);
drawPart(10 * tens);
drawPart(ones);
}
private void drawPart(int v) {
switch(v) {
case 0:
break;
case 1:
horizontal(6, 10, 0);
break;
case 2:
horizontal(6, 10, 4);
break;
case 3:
diagd(6, 10, 0);
break;
case 4:
diagu(6, 10, 4);
break;
case 5:
drawPart(1);
drawPart(4);
break;
case 6:
vertical(0, 4, 10);
break;
case 7:
drawPart(1);
drawPart(6);
break;
case 8:
drawPart(2);
drawPart(6);
break;
case 9:
drawPart(1);
drawPart(8);
break;
case 10:
horizontal(0, 4, 0);
break;
case 20:
horizontal(0, 4, 4);
break;
case 30:
diagu(0, 4, 4);
break;
case 40:
diagd(0, 4, 0);
break;
case 50:
drawPart(10);
drawPart(40);
break;
case 60:
vertical(0, 4, 0);
break;
case 70:
drawPart(10);
drawPart(60);
break;
case 80:
drawPart(20);
drawPart(60);
break;
case 90:
drawPart(10);
drawPart(80);
break;
case 100:
horizontal(6, 10, 14);
break;
case 200:
horizontal(6, 10, 10);
break;
case 300:
diagu(6, 10, 14);
break;
case 400:
diagd(6, 10, 10);
break;
case 500:
drawPart(100);
drawPart(400);
break;
case 600:
vertical(10, 14, 10);
break;
case 700:
drawPart(100);
drawPart(600);
break;
case 800:
drawPart(200);
drawPart(600);
break;
case 900:
drawPart(100);
drawPart(800);
break;
case 1000:
horizontal(0, 4, 14);
break;
case 2000:
horizontal(0, 4, 10);
break;
case 3000:
diagd(0, 4, 10);
break;
case 4000:
diagu(0, 4, 14);
break;
case 5000:
drawPart(1000);
drawPart(4000);
break;
case 6000:
vertical(10, 14, 0);
break;
case 7000:
drawPart(1000);
drawPart(6000);
break;
case 8000:
drawPart(2000);
drawPart(6000);
break;
case 9000:
drawPart(1000);
drawPart(8000);
break;
default:
import std.conv;
assert(false, "Not handled: " ~ v.to!string);
}
}
public void toString(scope void delegate(const(char)[]) sink) const {
foreach (row; canvas) {
sink(row);
sink("\n");
}
}
}
void main() {
foreach (number; [0, 1, 20, 300, 4000, 5555, 6789, 9999]) {
writeln(number, ':');
auto c = new Cistercian(number);
writeln(c);
}
}