Infix to Postfix Conversion In this tutorial, we will see what are the Infix and Postfix expression notations, the advantages of Postfix notation over Infix, and how we can convert an Infix…
Tag: go
Find first missing positive integer in an int array in Go (Golang)
Overview The objective is to find the first missing positive integer in an int array. Eg We can make the index of the array negative if the number equal to that index…
Longest valid parentheses substring within a string in Go (Golang)
Overview The objective is to find the length of the longest valid parentheses substring within a string Eg Program Output Note: Check out our Golang Advanced Tutorial. The tutorials in this series…
Pair swap nodes in a linked list in Go (Golang)
Overview Given a linked list and a number k reverse nodes of the linked list in groups of k. For eg If the length of the last group of the linked is…
Reverse nodes in k-group for a given linked list in Go (Golang)
Overview Given a linked list and a number k reverse nodes of the linked list in groups of k. For eg If the length of the last group of the linked is…
Append or Add one slice to another slice in Go (Golang)
Overview It is also possible to append one slice to another slice. Below is the format for that. Notice ‘…’ after the second slice. ‘…’ is the operator which means that the argument is a variadic…
Sort a part of the slice in Go (Golang)
Overview sort.Slice package of golang can be used to sort a full slice or a part of the sliceFull slice sorting in asc order Output Full slice sorting in desc order Output…
Reverse a linked list in Go (Golang)
Overview The objective is to reverse a given linked list. Eg Program Below is a program for the same Output Note: Check out our Golang Advanced Tutorial. The tutorials in this series…
Find the next permutation of a number in Go (Golang)
Overview The objective is to find the next permutation of a given number based upon lexicographical sorting order. If the next permutation is not possible then return the same number For eg…
Check valid parenthesis in Go (Golang)
Overview There is an input string that only contains below characters ( ) { } [ ] The objective is to check if the input string has valid parentheses. A parenthesis is…