update book code

eBook/exercises/chapter_7/fibonacci_array.go

@@ -0,0 +1,18 @@
+package main
+
+import "fmt"
+
+var fibs [50]int64
+
+func main() {
+	fibs[0] = 1
+	fibs[1] = 1
+	
+	for i:= 2; i < 50; i++ {
+		fibs[i] = fibs[i-1] + fibs[i-2]
+	}
+	
+	for i:=0; i < 50; i++ {
+		fmt.Printf("The %d-th Fibonacci number is: %d\n", i, fibs[i])
+	}
+}