Remove unnecessary parenthesis

tests/go/solutions/lcm/main.go

@@ -10,13 +10,13 @@ import "fmt"
 
 func gcd(first, second int) int {
 	if second == 0 {
-		return (first)
+		return first
 	}
 	return gcd(second, first%second)
 }
 
 func Lcm(first, second int) int {
-	return (first / gcd(first, second) * second)
+	return first / gcd(first, second) * second
 }
 func main() {
 	fmt.Println(Lcm(3, 0))

tests/go/solutions/nauuo.go

@@ -10,26 +10,26 @@ package solutions
 func Nauuo(plus, minus, rand int) string {
 	if rand == 0 {
 		if plus > minus {
-			return ("+")
+			return "+"
 		}
 		if plus < minus {
-			return ("-")
+			return "-"
 		}
 		if plus == minus {
-			return ("0")
+			return "0"
 		}
 	}
 	if plus > minus+rand {
-		return ("+")
+		return "+"
 	}
 	if plus+rand < minus {
-		return ("-")
+		return "-"
 	}
 	if (plus+rand >= minus) && (plus-rand <= minus) {
-		return ("?")
+		return "?"
 	}
 	if (minus+rand >= plus) && (minus-rand <= plus) {
-		return ("?")
+		return "?"
 	}
-	return ("?")
+	return "?"
 }

tests/go/solutions/nauuo/main.go

@@ -9,28 +9,28 @@ package main
 func Nauuo(plus, minus, rand int) string {
 	if rand == 0 {
 		if plus > minus {
-			return ("+")
+			return "+"
 		}
 		if plus < minus {
-			return ("-")
+			return "-"
 		}
 		if plus == minus {
-			return ("0")
+			return "0"
 		}
 	}
 	if plus > minus+rand {
-		return ("+")
+		return "+"
 	}
 	if plus+rand < minus {
-		return ("-")
+		return "-"
 	}
 	if (plus+rand >= minus) && (plus-rand <= minus) {
-		return ("?")
+		return "?"
 	}
 	if (minus+rand >= plus) && (minus-rand <= plus) {
-		return ("?")
+		return "?"
 	}
-	return ("?")
+	return "?"
 }
 
 func main() {

tests/go/solutions/sametree.go

@@ -23,5 +23,5 @@ func checkIfEq(t1 *TreeNodeL, t2 *TreeNodeL) bool {
 	if t1 == nil || t2 == nil {
 		return false
 	}
-	return (t1.Val == t2.Val && checkIfEq(t1.Right, t2.Right) && checkIfEq(t1.Left, t2.Left))
+	return t1.Val == t2.Val && checkIfEq(t1.Right, t2.Right) && checkIfEq(t1.Left, t2.Left)
 }

tests/go/solutions/sametree/main.go

@@ -23,7 +23,7 @@ func checkIfEq(t1 *TreeNodeL, t2 *TreeNodeL) bool {
 	if t1 == nil || t2 == nil {
 		return false
 	}
-	return (t1.Val == t2.Val && checkIfEq(t1.Right, t2.Right) && checkIfEq(t1.Left, t2.Left))
+	return t1.Val == t2.Val && checkIfEq(t1.Right, t2.Right) && checkIfEq(t1.Left, t2.Left)
 }
 
 func main() {

tests/go/solutions/swapbits.go

@@ -1,5 +1,5 @@
 package solutions
 
 func SwapBits(n byte) byte {
-	return ((n >> 4) | (n << 4))
+	return (n >> 4) | (n << 4)
 }