diff --git a/internal/literals/obfuscators.go b/internal/literals/obfuscators.go
index 1920979..cc2def4 100644
--- a/internal/literals/obfuscators.go
+++ b/internal/literals/obfuscators.go
@@ -160,7 +160,7 @@ func randExtKey(rand *mathrand.Rand, idx int) *externalKey {
 func randExtKeys(rand *mathrand.Rand) []*externalKey {
 	count := minExtKeyCount + rand.Intn(maxExtKeyCount-minExtKeyCount)
 	keys := make([]*externalKey, count)
-	for i := 0; i < count; i++ {
+	for i := range count {
 		keys[i] = randExtKey(rand, i)
 	}
 	return keys
@@ -211,7 +211,7 @@ func dataToByteSliceWithExtKeys(rand *mathrand.Rand, data []byte, extKeys []*ext
 	extKeyOpCount := minByteSliceExtKeyOps + rand.Intn(maxByteSliceExtKeyOps-minByteSliceExtKeyOps)
 
 	var stmts []ast.Stmt
-	for i := 0; i < extKeyOpCount; i++ {
+	for range extKeyOpCount {
 		key := extKeys[rand.Intn(len(extKeys))]
 		key.AddRef()
 
diff --git a/internal/literals/proxy.go b/internal/literals/proxy.go
index 3e600ba..4e49412 100644
--- a/internal/literals/proxy.go
+++ b/internal/literals/proxy.go
@@ -54,7 +54,7 @@ type proxyDispatcher struct {
 
 func (d *proxyDispatcher) initialize() {
 	flattenStructs := make([]*proxyStruct, d.rand.Intn(maxStructCount-minStructCount)+minStructCount)
-	for i := 0; i < len(flattenStructs); i++ {
+	for i := range flattenStructs {
 		flattenStructs[i] = &proxyStruct{
 			typeName:  d.nameFunc(d.rand, "proxyStructName"+strconv.Itoa(i)),
 			name:      d.nameFunc(d.rand, "proxyStructFieldName"+strconv.Itoa(i)),
@@ -75,10 +75,7 @@ func (d *proxyDispatcher) initialize() {
 		current := queue[0]
 		queue = queue[1:]
 
-		childCount := d.rand.Intn(maxChildCount-minChildCount) + minChildCount
-		if childCount > len(unassigned) {
-			childCount = len(unassigned)
-		}
+		childCount := min(d.rand.Intn(maxChildCount-minChildCount)+minChildCount, len(unassigned))
 
 		for i := 0; i < childCount; i++ {
 			child := unassigned[0]
@@ -194,7 +191,7 @@ func (d *proxyDispatcher) AddToFile(file *ast.File) {
 
 	for _, strct := range d.flattenStructs {
 		dummyCount := d.rand.Intn(maxJunkValueCount-minJunkValueCount+1) + minJunkValueCount
-		for i := 0; i < dummyCount; i++ {
+		for range dummyCount {
 			strct.values = append(strct.values, d.junkValue())
 		}