diff --git a/student_no.txt b/student_no.txt
index 2a6816f..404b74a 100644
--- a/student_no.txt
+++ b/student_no.txt
@@ -1 +1,2 @@
 # Please enter your 9-digit student number below.
+100243181
diff --git a/task1/sources/main.move b/task1/sources/main.move
index 2507060..dbf8db2 100644
--- a/task1/sources/main.move
+++ b/task1/sources/main.move
@@ -5,6 +5,7 @@ module 0x42::Task1 {
     // TODO
     // Define a struct called Wallet with a single field called balance of type u64.
     struct Wallet has drop {
+        balance : u64
         // ...
     }
 
@@ -12,6 +13,10 @@ module 0x42::Task1 {
     // Define a function called myWallet that returns a Wallet with a balance of 1000.
     fun myWallet(): Wallet {
         // ...
+        return Wallet{
+            balance : 1000
+        }
+
     }
 
     #[test]
diff --git a/task2/sources/main.move b/task2/sources/main.move
index d6746d8..65f010f 100644
--- a/task2/sources/main.move
+++ b/task2/sources/main.move
@@ -4,13 +4,19 @@ module 0x42::Task2{
 
     // TODO
     // Define a struct Foo with two fields: u: u64, b: bool with ability to drop
-    struct Foo {
+    struct Foo has drop {
+        u:u64,
+        b:bool
        // ...
     }
 
     // TODO
     // Define a function gen_Fool that takes two arguments: u: u64, b: bool and returns a Foo
     fun gen_Fool(u:u64, b:bool): Foo {
+        return Foo {
+            u: u,
+            b: b
+        }
         // ...
     }
 
@@ -32,13 +38,19 @@ module 0x42::Task2{
 
     // TODO
     // Define a struct Soo with two fields: x: u64, y: u64 with ability to copy
-    struct Soo {
+    struct Soo has copy {
+         x: u64, 
+         y: u64
         // ...
     }
 
     // TODO
     // Define a function gen_Soo that takes two arguments: x: u64, y: u64 and returns a Soo
     fun gen_Soo(x:u64, y:u64): Soo {
+        return Soo {
+            x:x,
+            y:x
+        }
         // ...
     }
 
@@ -70,6 +82,9 @@ module 0x42::Task2{
     // TODO
     // Define a function gen_Moo that takes an argument: x: u64 and returns a Moo
     fun gen_Moo(x:u64): Moo {
+        return Moo {
+            x:x
+        }
         // ...
     }
 
diff --git a/task3/sources/m1.move b/task3/sources/m1.move
index e3542c4..02c25c5 100644
--- a/task3/sources/m1.move
+++ b/task3/sources/m1.move
@@ -6,17 +6,17 @@ module 0x42::M1{
 
     // TODO
     // Define a module friend M2
-    friend       ;
+    friend 0x42::M2;
     
     // TODO
     // Define a function num that returns 66 with choose public or friend visibility
-    fun num():u64 {
+    public fun num():u64 {
         66
     }
 
     // TODO
     // Define a function num2 that returns 88 with choose public or friend visibility
-    fun num2():u64 {
+    public(friend) fun num2():u64 {
         88
     }
 }
\ No newline at end of file
diff --git a/task4/sources/main.move b/task4/sources/main.move
index daa4423..03d7983 100644
--- a/task4/sources/main.move
+++ b/task4/sources/main.move
@@ -12,18 +12,26 @@ module 0x42::Task4 {
     // TODO
     // 1. create a deleteable object
     public fun createDeleteableObject(caller: &signer):ConstructorRef {
+        let caller_addr = signer::address_of(caller);
+        let obj = object::create_object(caller_addr);
+        obj
         // ...
     }
 
     // TODO
     // 2. create a named object
     public fun createNamedObject(caller: &signer):ConstructorRef {
+        let obj = object::create_named_object(caller,NAME);
+        obj
         // ...
     }
 
     // TODO
     // 3. create a sticky object
     public fun createStickyObject(caller: &signer):ConstructorRef {
+        let caller_addr = signer::address_of(caller);
+        let obj = object::create_sticky_object(caller_addr);
+        obj
         // ...
     }