Merge pull request #853 from MaratKhakim/7-Reverse-Integer-GO

GO: 7. Reverse Integer

Author: Ahmad-A0

go/7-Reverse-Integer.go

@@ -0,0 +1,23 @@
+func reverse(x int) int {
+	negative := x < 0
+	num := 0
+
+	if negative {
+		x = -x
+	}
+
+	for x > 0 {
+		if math.MaxInt32/10 < num {
+			return 0
+		}
+
+		num = 10*num + x%10
+		x /= 10
+	}
+
+	if negative {
+		return -num
+	}
+
+	return num
+}