Выгрузка всех файлов

STEP1_Basics/7_JSON/build.gradle.kts

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+plugins {
+    kotlin("jvm") version "2.1.10"
+    application
+}
+
+group = "org.example"
+version = "1.0-SNAPSHOT"
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation(kotlin("test"))
+    implementation("com.beust:klaxon:5.5")
+}
+
+tasks.test {
+    useJUnitPlatform()
+}
+
+kotlin {
+    jvmToolchain(17)
+}
+
+// "run" task
+application {
+    mainClass.set("org.example.MainKt") // Replace with your actual main class
+}
+
+tasks.register<JavaExec>("runWithInput") {
+    group = "application"
+    mainClass.set("org.example.MainKt")
+    classpath = sourceSets["main"].runtimeClasspath
+    standardInput = System.`in` // 👈 enables readln() or readLine()
+}

STEP1_Basics/7_JSON/main.kt

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+package org.example
+import com.beust.klaxon.*
+import java.io.File
+import java.lang.ProcessBuilder.*
+import java.util.concurrent.TimeUnit
+
+data class Grades(
+    val math: Int,
+    val physics: Int,
+    val history: Int
+)
+
+data class Student(
+    val name: String,
+    val age: Int,
+    val grades: Grades
+)
+
+fun String.runCommand(workingDir: File) {
+    ProcessBuilder(*split(" ").toTypedArray())
+        .directory(workingDir)
+        .redirectOutput(Redirect.INHERIT)
+        .redirectError(Redirect.INHERIT)
+        .start()
+        .waitFor(60, TimeUnit.MINUTES)
+}
+
+fun main() {
+    val file = File("src/main/resources/data.json")
+    var rawData = file.readText()
+    var json = Klaxon().parseArray<Student>(rawData)
+
+    var averageBest: Float = 0f
+    var averageBestI: Int = 0
+    var stud_80_plus: Array<Student> = arrayOf()
+    var averBal: Float = 0f;
+    if (json != null) {
+        var el: Student;
+        for (i in 0..<json.size) {
+            //println(i.name)
+            el = json.get(i)
+            averBal = ((el.grades.math + el.grades.history + el.grades.physics)/3).toFloat()
+            if (averBal > averageBest) {
+                averageBest = averBal
+                averageBestI = i
+            }
+            if (el.grades.math > 80) {
+                stud_80_plus += el
+            }
+        }
+    }
+
+    val aver = json?.get(averageBestI)
+    println("""
+        Student with best average score:
+        ${aver?.name} ${aver?.age} ${aver?.grades?.math} ${aver?.grades?.physics} ${aver?.grades?.history}
+        
+    """.trimIndent())
+
+    println("Students with 80+ math scores:")
+    for (i in stud_80_plus) {
+        println("${i.name} ${i.age} ${i.grades.math} ${i.grades.physics} ${i.grades.history} ")
+    }
+}