Install Terraform

Here is the HashiCorp tutorial link… 
Install Terraform

Here is my output on a cloud9 host:

				
					bitnami@ip-172-26-15-161:~$ sudo apt-get update && sudo apt-get install -y gnupg
... (a bunch of output)
bitnami@ip-172-26-15-161:~$ curl -fsSL https://apt.releases.hashicorp.com/gpg | sudo apt-key add -
OK
bitnami@ip-172-26-15-161:~$ sudo apt-add-repository "deb [arch=amd64] https://apt.releases.hashicorp.com $(lsb_release -cs) main"
bitnami@ip-172-26-15-161:~$ sudo apt-add-repository "deb [arch=amd64] https://apt.releases.hashicorp.com $(lsb_release -cs) main"
bitnami@ip-172-26-15-161:~$ sudo apt-get update && sudo apt-get install terraform
Hit:1 http://security.debian.org/debian-security buster/updates InRelease
Hit:2 http://cdn-aws.deb.debian.org/debian buster InRelease                         
Hit:3 http://cdn-aws.deb.debian.org/debian buster-updates InRelease                   
Hit:4 http://cdn-aws.deb.debian.org/debian buster-backports InRelease                 
Get:5 https://apt.releases.hashicorp.com buster InRelease [4,421 B]                   
Get:6 https://apt.releases.hashicorp.com buster/main amd64 Packages [31.2 kB]         
Fetched 35.6 kB in 1s (69.2 kB/s)   
Reading package lists... Done
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following NEW packages will be installed:
  terraform
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 32.7 MB of archives.
After this operation, 79.4 MB of additional disk space will be used.
Get:1 https://apt.releases.hashicorp.com buster/main amd64 terraform amd64 1.0.6 [32.7 MB]
Fetched 32.7 MB in 0s (70.6 MB/s)
Selecting previously unselected package terraform.
(Reading database ... 33067 files and directories currently installed.)
Preparing to unpack .../terraform_1.0.6_amd64.deb ...
Unpacking terraform (1.0.6) ...
Setting up terraform (1.0.6) ...
bitnami@ip-172-26-15-161:~$ terraform -help
Usage: terraform [global options] <subcommand> [args]
The available commands for execution are listed below.
The primary workflow commands are given first, followed by
less common or more advanced commands.
Main commands:
  init          Prepare your working directory for other commands
  validate      Check whether the configuration is valid
  plan          Show changes required by the current configuration
  apply         Create or update infrastructure
  destroy       Destroy previously-created infrastructure
All other commands:
  console       Try Terraform expressions at an interactive command prompt
  fmt           Reformat your configuration in the standard style
  force-unlock  Release a stuck lock on the current workspace
  get           Install or upgrade remote Terraform modules
  graph         Generate a Graphviz graph of the steps in an operation
  import        Associate existing infrastructure with a Terraform resource
  login         Obtain and save credentials for a remote host
  logout        Remove locally-stored credentials for a remote host
  output        Show output values from your root module
  providers     Show the providers required for this configuration
  refresh       Update the state to match remote systems
  show          Show the current state or a saved plan
  state         Advanced state management
  taint         Mark a resource instance as not fully functional
  test          Experimental support for module integration testing
  untaint       Remove the 'tainted' state from a resource instance
  version       Show the current Terraform version
  workspace     Workspace management
Global options (use these before the subcommand, if any):
  -chdir=DIR    Switch to a different working directory before executing the
                given subcommand.
  -help         Show this help output, or the help for a specified subcommand.
  -version      An alias for the "version" subcommand.
bitnami@ip-172-26-15-161:~$