Created
September 3, 2022 13:41
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Linked List in go
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package main | |
import "fmt" | |
type node struct { | |
data int | |
next *node | |
} | |
type linkedList struct { | |
head *node | |
length int | |
} | |
func (l *linkedList) prepend(n *node) { | |
second := l.head | |
l.head = n | |
l.head.next = second | |
l.length++ | |
} | |
func (l linkedList) printList() { | |
toPoint := l.head | |
for l.length != 0 { | |
fmt.Printf("%d ", toPoint.data) | |
toPoint = toPoint.next | |
l.length-- | |
} | |
fmt.Print("\n") | |
} | |
func (l *linkedList) deleteWithValue(value int) { | |
if l.length == 0 { | |
return | |
} | |
if l.head.data == value { | |
l.head = l.head.next | |
l.length-- | |
return | |
} | |
previousToDelete := l.head | |
for previousToDelete.next.data != value { | |
if previousToDelete.next.next == nil { | |
return | |
} | |
previousToDelete = previousToDelete.next | |
} | |
previousToDelete.next = previousToDelete.next.next | |
l.length-- | |
} | |
func main() { | |
mylist := linkedList{} | |
node1 := &node{data: 48} | |
node2 := &node{data: 16} | |
node3 := &node{data: 17} | |
node4 := &node{data: 157} | |
node5 := &node{data: 156} | |
node6 := &node{data: 1534} | |
node7 := &node{data: 15232} | |
mylist.prepend(node1) | |
mylist.prepend(node2) | |
mylist.prepend(node3) | |
mylist.prepend(node4) | |
mylist.prepend(node5) | |
mylist.prepend(node6) | |
mylist.prepend(node7) | |
fmt.Println(mylist) | |
mylist.printList() | |
mylist.deleteWithValue(17) | |
mylist.printList() | |
mylist.deleteWithValue(17) | |
mylist.printList() | |
mylist.deleteWithValue(15232) | |
mylist.printList() | |
mylist.deleteWithValue(48) | |
mylist.printList() | |
} |
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