Data commit

Task/Catalan-numbers/Go/catalan-numbers-1.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+    "fmt"
+    "math/big"
+)
+
+func main() {
+    var b, c big.Int
+    for n := int64(0); n < 15; n++ {
+        fmt.Println(c.Div(b.Binomial(n*2, n), c.SetInt64(n+1)))
+    }
+}

Task/Catalan-numbers/Go/catalan-numbers-2.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+        "fmt"
+        "math/big"
+)
+
+func c(n int64) *big.Int {
+        if n == 0 {
+                return big.NewInt(1)
+        } else {
+                var t1, t2, t3, t4, t5, t6 big.Int
+                t1.Mul(big.NewInt(2), big.NewInt(n))
+                t2.Sub(&t1, big.NewInt(1))
+                t3.Mul(big.NewInt(2), &t2)
+                t4.Add(big.NewInt(n), big.NewInt(1))
+                t5.Mul(&t3, c(n-1))
+                t6.Div(&t5, &t4)
+                return &t6
+        }
+}
+
+func main() {
+        for n := int64(1); n < 16; n++ {
+                fmt.Println(c(n))
+        }
+}