feat: rewrite programming-challenges CLI (#3)

templates/challenge/README.md

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+# {{ name }}
+
+{{ description }}
+
+## Instructions
+
+Description of the challenge...
+
+## Examples
+
+See the `test` folder for examples of input/output.

templates/challenge/test/1/input.txt

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+world

templates/challenge/test/1/output.txt

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+Hello, world!

templates/docker/c/Dockerfile

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+FROM gcc:11.1.0
+COPY ./ ./
+RUN gcc solution.c --output=solution
+CMD ["./solution"]

templates/docker/cpp/Dockerfile

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+FROM gcc:11.1.0
+COPY ./ ./
+RUN g++ solution.cpp --output=solution
+CMD ["./solution"]

templates/docker/dart/Dockerfile

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+FROM dart:2.13.1
+COPY ./ ./
+CMD ["dart", "run", "solution.dart"]

templates/docker/javascript/Dockerfile

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+FROM node:16.3.0
+COPY ./ ./
+CMD ["node", "solution.js"]

templates/docker/python/Dockerfile

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+FROM python:3.9.5
+COPY ./ ./
+CMD ["python", "solution.py"]

templates/docker/rust/Dockerfile

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+FROM rust:1.52.1
+COPY ./ ./
+RUN rustc solution.rs
+CMD ["./solution"]

templates/docker/typescript/Dockerfile

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+FROM node:16.3.0
+RUN npm install --global ts-node typescript @types/node
+COPY ./ ./
+CMD ["ts-node", "solution.ts"]

templates/solution/base/README.md

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+# {{ name }}
+
+{{ description }}

templates/solution/c/solution.c

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+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+  char input[1024];
+  while (scanf("%s", &input) != EOF) {
+    printf("Hello, %s!", input);
+  }
+  return 0;
+}

templates/solution/cpp/solution.cpp

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+#include <iostream>
+#include <string>
+
+int main() {
+  for (std::string line; std::getline(std::cin, line);) {
+    std::cout << "Hello, " + line + "!" << std::endl;
+  }
+  return 0;
+}

templates/solution/dart/solution.dart

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+import 'dart:io';
+
+String readLineSync() {
+  String? string = stdin.readLineSync();
+  return string == null ? '' : string;
+}
+
+void main() {
+  String input = readLineSync();
+  print('Hello, $input!');
+}

templates/solution/javascript/package.json

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+{
+  "type": "module"
+}

templates/solution/javascript/solution.js

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+import readline from 'readline'
+
+const input = []
+const readlineInterface = readline.createInterface({
+  input: process.stdin,
+  output: process.stdout
+})
+readlineInterface.on('line', (value) => {
+  input.push(value)
+})
+readlineInterface.on('close', solution)
+
+function solution() {
+  console.log(`Hello, ${input[0]}!`)
+}

templates/solution/python/solution.py

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+from typing import List
+import sys
+
+input_values: List[str] = []
+for value in sys.stdin:
+    input_values.append(value.rstrip('\n'))
+
+print(f'Hello, {input_values[0]}!')

templates/solution/rust/solution.rs

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+use std::io::{self, BufRead};
+
+fn main() {
+  let stdin = io::stdin();
+  for line in stdin.lock().lines() {
+    println!("Hello, {}!", line.unwrap());
+  }
+}

templates/solution/typescript/solution.ts

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+import readline from 'readline'
+
+const input: string[] = []
+const readlineInterface = readline.createInterface({
+  input: process.stdin,
+  output: process.stdout
+})
+readlineInterface.on('line', (value) => {
+  input.push(value)
+})
+readlineInterface.on('close', solution)
+
+function solution(): void {
+  console.log(`Hello, ${input[0]}!`)
+}