diff --git a/build.gradle b/build.gradle
index f4ad580..4db23c8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,16 +1,18 @@
+
 plugins {
-    id 'org.jetbrains.kotlin.jvm' version '2.0.21'
+    id 'org.jetbrains.kotlin.jvm' version '2.1.0'
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(21)
+    }
 }
 
 kotlin {
-    jvmToolchain {
-        languageVersion = JavaLanguageVersion.of(17)
-    }
+    jvmToolchain(21)
 }
 
 test {
@@ -25,6 +27,6 @@ repositories {
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib"
+    implementation("org.jetbrains.kotlin:kotlin-stdlib:1.9.0")
     implementation 'org.junit.jupiter:junit-jupiter:5.8.1'
 }
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index c0bd7c9..df26d26 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Mon Oct 09 12:41:49 CEST 2023
+#Wed Aug 20 20:57:55 MSK 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/src/main/kotlin/ru/otus/homework/Main.kt b/src/main/kotlin/ru/otus/homework/Main.kt
new file mode 100644
index 0000000..7c3ea17
--- /dev/null
+++ b/src/main/kotlin/ru/otus/homework/Main.kt
@@ -0,0 +1,17 @@
+package ru.otus.homework
+
+fun main() {
+    val strings: Array<String> = fizzbuzz(16)
+
+    for(string in strings){
+        print("$string , ")
+    }
+
+
+    println("")
+    val intArray: IntArray = sumOfTwo(intArrayOf(2, 7, 11, 15), 9)
+    for(int in intArray){
+        print("$int , ")
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/ru/otus/homework/fizzbuzz.kt b/src/main/kotlin/ru/otus/homework/fizzbuzz.kt
index 6e04be1..99479e8 100644
--- a/src/main/kotlin/ru/otus/homework/fizzbuzz.kt
+++ b/src/main/kotlin/ru/otus/homework/fizzbuzz.kt
@@ -1,6 +1,11 @@
 package ru.otus.homework
 
 
-fun fizzbuzz(n: Int): Array<String> {
-    TODO("Выполните задание")
+fun fizzbuzz(n: Int): Array<String> = Array(n){ i ->
+        when {
+            i == 0 || (i % 3 == 0 && i % 5 == 0) -> "FizzBuzz"
+            i % 3 == 0 -> "Fizz"
+            i % 5 == 0 -> "Buzz"
+            else -> i.toString()
+        }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/ru/otus/homework/sumoftwo.kt b/src/main/kotlin/ru/otus/homework/sumoftwo.kt
index 70d72e5..bf9ca5d 100644
--- a/src/main/kotlin/ru/otus/homework/sumoftwo.kt
+++ b/src/main/kotlin/ru/otus/homework/sumoftwo.kt
@@ -1,6 +1,21 @@
 package ru.otus.homework
 
+import java.lang.IllegalArgumentException
+
 
 fun sumOfTwo(numbers: IntArray, target: Int): IntArray {
-    TODO("Выполните задание")
+    val indexes = ArrayList<Int>()
+
+    for((index, currentValue) in numbers.withIndex()) {
+        for (i in 1 until numbers.size) {
+                if (currentValue + numbers[i] == target) {
+                    indexes.add(index)
+                    indexes.add(i)
+                    return indexes.toIntArray()
+                }
+        }
+    }
+
+    throw IllegalArgumentException("Сумма не найдена!")
+
 }
\ No newline at end of file