Data commit

Task/Ackermann-function/Rust/ackermann-function-1.rust

@@ -0,0 +1,14 @@
+fn ack(m: isize, n: isize) -> isize {
+    if m == 0 {
+        n + 1
+    } else if n == 0 {
+        ack(m - 1, 1)
+    } else {
+        ack(m - 1, ack(m, n - 1))
+    }
+}
+
+fn main() {
+    let a = ack(3, 4);
+    println!("{}", a); // 125
+}