Data commit

Task/Mayan-numerals/Rust/mayan-numerals.rust

@@ -0,0 +1,69 @@
+const ONE: &str = "●";
+const FIVE: &str = "——";
+const ZERO: &str = "Θ";
+
+fn main() {
+    println!("{}", mayan(4005));
+    println!("{}", mayan(8017));
+    println!("{}", mayan(326_205));
+    println!("{}", mayan(886_205));
+    println!("{}", mayan(69));
+    println!("{}", mayan(420));
+    println!("{}", mayan(1_063_715_456));
+}
+
+fn mayan(dec: i64) -> String {
+    let mut digits = vec![];
+    let mut num = dec;
+    while num > 0 {
+        digits.push(num % 20);
+        num /= 20;
+    }
+    digits = digits.into_iter().rev().collect();
+    let mut boxes = vec!["".to_string(); 6];
+    let n = digits.len();
+    for (i, digit) in digits.iter().enumerate() {
+        if i == 0 {
+            boxes[0] = "┏━━━━".to_string();
+            if i == n - 1 {
+                boxes[0] += "┓";
+            }
+        } else if i == n - 1 {
+            boxes[0] += "┳━━━━┓";
+        } else {
+            boxes[0] += "┳━━━━";
+        }
+        for j in 1..5 {
+            boxes[j] += "┃";
+            let elem = 0.max(digit - (4 - j as i64) * 5);
+            if elem >= 5 {
+                boxes[j] += &format!("{: ^4}", FIVE);
+            } else if elem > 0 {
+                boxes[j] += &format!("{: ^4}", ONE.repeat(elem as usize % 15));
+            } else if j == 4 {
+                boxes[j] += &format!("{: ^4}", ZERO);
+            } else {
+                boxes[j] += &"    ";
+            }
+            if i == n - 1 {
+                boxes[j] += "┃";
+            }
+        }
+        if i == 0 {
+            boxes[5] = "┗━━━━".to_string();
+            if i == n - 1 {
+                boxes[5] += "┛";
+            }
+        } else if i == n - 1 {
+            boxes[5] += "┻━━━━┛";
+        } else {
+            boxes[5] += "┻━━━━";
+        }
+    }
+
+    let mut mayan = format!("Mayan {}:\n", dec);
+    for b in boxes {
+        mayan += &(b + "\n");
+    }
+    mayan
+}