.gitlab-ci.yml

@@ -1,12 +0,0 @@
-image: "rust:latest"
-
-stages:
-  - build
-
-build-job:
-  stage: build
-  artifacts:
-    paths:
-      - target/release/skyums-protocol
-  script:
-    - cargo build --release

Cargo.lock

@@ -2,53 +2,12 @@
 # It is not intended for manual editing.
 version = 3
 
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 [[package]]
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@@ -60,36 +19,6 @@ dependencies = [
  "wasi",
 ]
 
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@@ -102,48 +31,6 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
 
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- "proc-macro2",
- "quote",
- "syn",
- "version_check",
-]
-
-[[package]]
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- "version_check",
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-dependencies = [
- "proc-macro2",
-]
-
 [[package]]
 name = "rand"
 version = "0.8.5"
@@ -174,157 +61,15 @@ dependencies = [
  "getrandom",
 ]
 
-[[package]]
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-dependencies = [
- "itoa",
- "ryu",
- "serde",
-]
-
 [[package]]
 name = "skyums-protocol"
 version = "1.0.0"
 dependencies = [
  "rand",
- "serde",
- "serde_json",
- "structopt",
 ]
 
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-]
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Cargo.toml

@@ -2,16 +2,8 @@
 name = "skyums-protocol"
 version = "1.0.0"
 edition = "2021"
-authors = [ "Nicolás A. Ortega Froysa" ]
-description = "An implementation of Skyum's Protocol."
-readme = "./README.md"
-repository = "https://gitlab.com/naortega/skyums-protocol"
-license = "Zlib"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 rand = "0.8"
-structopt = "0.3"
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0"

src/main.rs

@@ -24,116 +24,54 @@
 
 extern crate rand;
 
-use structopt::StructOpt;
+fn main() {
-use serde::{Serialize,Deserialize};
+	let size = 100;
-use serde_json::json;
 
-// define the commandline parameters
+	// initialize the boxes with randomly assigned numbers
-#[derive(StructOpt)]
-#[structopt(about = "An implementation of the Skyum's Protocol.")]
-struct Opt
-{
-	#[structopt(short, long, default_value="100", help = "The number of inmates in the problem")]
-	size:u32,
-	#[structopt(long, help = "Print to stdout the JSON for the results")]
-	json:bool,
-}
-
-// define the prisoner data
-#[derive(Serialize, Deserialize)]
-struct Prisoner
-{
-	// prisoner id number
-	id:u32,
-	// if the prisoner found his number
-	found:bool,
-	// number of attempt he found it in
-	attempts:u32,
-}
-
-fn main()
-{
-	// read the commandline parameters
-	let opts = Opt::from_args();
-
-	// set number of prisoners in experiment
-	let size = opts.size;
-
-	// initialize the boxes with capacity for `size` number of boxes
 	let mut boxes:Vec<u32> = Vec::with_capacity(size as usize);
 
 	{
-		// create vector of numbers to select randomly from
 		let mut nums:Vec<u32> = (0..size).collect();
 
 		while nums.len() > 0
 		{
-			// get a random index for nums
 			let rand_i:usize = rand::random::<usize>() % nums.len();
-			// add that element to the boxes vector
 			boxes.push(nums[rand_i]);
-			// remove the entry from the nums vector
 			nums.remove(rand_i);
 		}
 	}
 
-	// create the vector of prisoners
+	// have prisoners find their number
-	let mut prisoners:Vec<Prisoner> = Vec::with_capacity(size as usize);
+	let mut all_found = true;
-
-	// for every prisoner in the jail
 	for i in 0..size
 	{
-		// create the prisoner for index `i`
-		let mut prisoner_i = Prisoner {
-			// assign the id number
-			id: i,
-			// assume the prisoner does not find his box
-			found: false,
-			// set number of attempts to 0
-			attempts: 0,
-		};
-		// the next (first) box the prisoner is to open is the one with his number (`i`)
 		let mut next_box:usize = i as usize;
-		// while the prisoner still has attempts left AND he hasn't found his number
+		let mut found = false;
-		while prisoner_i.attempts < size/2 && !prisoner_i.found
+		for _j in 0..(size/2)
 		{
-			// count attempt
-			prisoner_i.attempts += 1;
-			// if the number inside the box is his number
 			if boxes[next_box] == i
 			{
-				// assign `found` to true
+				found = true;
-				prisoner_i.found = true;
+				break;
 			}
 			else
 			{
-				// if not found set the next_box to the number contained in the current box
 				next_box = boxes[next_box] as usize;
 			}
 		}
-
+		if !found
-		// add prisoner to list of prisoners in experiment
+		{
-		prisoners.push(prisoner_i);
+			all_found = false;
+		}
 	}
 
-	if !opts.json
+	// print result
+	if all_found
 	{
-		// if any prisoner has not found their number
+		println!("All prisoners found their numbers!");
-		if prisoners.iter().any(|i| !i.found)
-		{
-			println!("failure");
-		}
-		else
-		{
-			println!("success");
-		}
 	}
 	else
 	{
-		// export data to JSON format
+		println!("Some prisoners didn't find their numbers!");
-		let out_json = json!({
-				"prisoners": prisoners
-			});
-		println!("{}", out_json);
 	}
 }