shramee · shramee · Sep 23, 2024 · Jun 13, 2024
diff --git a/exercises/arrays/arrays1.cairo b/exercises/arrays/arrays1.cairo
@@ -6,9 +6,6 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
-use option::OptionTrait;
-
 fn create_array() -> Array<felt252> {
     let a = ArrayTrait::new(); // something to change here...
     a.append(1);

diff --git a/exercises/arrays/arrays2.cairo b/exercises/arrays/arrays2.cairo
@@ -5,9 +5,6 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
-use option::OptionTrait;
-
 // Don't modify this function
 fn create_array() -> Array<felt252> {
     let mut a = ArrayTrait::new();

diff --git a/exercises/arrays/arrays3.cairo b/exercises/arrays/arrays3.cairo
@@ -4,9 +4,6 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
-use option::OptionTrait;
-
 fn create_array() -> Array<felt252> {
     let a = ArrayTrait::new(); // something to change here...
     a.append(0);

diff --git a/exercises/enums/enums2.cairo b/exercises/enums/enums2.cairo
@@ -4,8 +4,7 @@
 // I AM NOT DONE
 
 use debug::PrintTrait;
-use array::ArrayTrait;
-use traits::Into;
+
 
 #[derive(Copy, Drop)]
 enum Message { // TODO: define the different variants used below

diff --git a/exercises/enums/enums3.cairo b/exercises/enums/enums3.cairo
@@ -4,8 +4,6 @@
 
 // I AM NOT DONE
 
-use debug::PrintTrait;
-
 #[derive(Drop, Copy)]
 enum Message { // TODO: implement the message variant types based on their usage below
 }

diff --git a/exercises/move_semantics/move_semantics1.cairo b/exercises/move_semantics/move_semantics1.cairo
@@ -3,11 +3,7 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
-use array::ArrayTCloneImpl;
-use array::SpanTrait;
 use debug::PrintTrait;
-use clone::Clone;
 
 fn main() {
     let arr0 = ArrayTrait::new();

diff --git a/exercises/move_semantics/move_semantics2.cairo b/exercises/move_semantics/move_semantics2.cairo
@@ -2,7 +2,6 @@
 // Make me compile without changing line 16 or moving line 13!
 // Execute `starklings hint move_semantics2` or use the `hint` watch subcommand for a hint.
 
-use array::ArrayTrait;
 use debug::PrintTrait;
 
 // I AM NOT DONE

diff --git a/exercises/move_semantics/move_semantics3.cairo b/exercises/move_semantics/move_semantics3.cairo
@@ -5,10 +5,6 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
-use array::ArrayTCloneImpl;
-use array::SpanTrait;
-use clone::Clone;
 use debug::PrintTrait;
 
 fn main() {

diff --git a/exercises/move_semantics/move_semantics4.cairo b/exercises/move_semantics/move_semantics4.cairo
@@ -5,10 +5,7 @@
 // Execute `starklings hint move_semantics4` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use array::ArrayTrait;
-use array::ArrayTCloneImpl;
-use array::SpanTrait;
-use clone::Clone;
+
 use debug::PrintTrait;
 
 fn main() {

diff --git a/exercises/move_semantics/move_semantics5.cairo b/exercises/move_semantics/move_semantics5.cairo
@@ -4,7 +4,7 @@
 // Execute `starklings hint move_semantics5` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use array::ArrayTrait;
+
 #[test]
 fn main() {
     let mut a = ArrayTrait::new();

diff --git a/exercises/move_semantics/move_semantics6.cairo b/exercises/move_semantics/move_semantics6.cairo
@@ -3,7 +3,6 @@
 // You can't change anything except adding or removing references.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 #[derive(Drop)]
 struct Number {
@@ -27,5 +26,5 @@ fn get_value(number: Number) -> u32 {
 fn set_value(number: Number) {
     let value = 2222222;
     number = Number { value };
-    number.value.print();
+    println!("Number is: {}", number.value);
 }
diff --git a/exercises/options/options1.cairo b/exercises/options/options1.cairo
@@ -3,8 +3,6 @@
 
 // I AM NOT DONE
 
-use option::OptionTrait;
-
 // This function returns how much icecream there is left in the fridge.
 // If it's before 10PM, there's 5 pieces left. At 10PM, someone eats them
 // all, so there'll be no more left :(

diff --git a/exercises/options/options2.cairo b/exercises/options/options2.cairo
@@ -3,8 +3,6 @@
 
 // I AM NOT DONE
 
-use option::OptionTrait;
-
 #[test]
 fn test_options() {
     let target = 'starklings';

diff --git a/exercises/options/options3.cairo b/exercises/options/options3.cairo
@@ -3,9 +3,6 @@
 
 // I AM NOT DONE
 
-use option::OptionTrait;
-use array::ArrayTrait;
-
 #[derive(Drop)]
 struct Student {
     name: felt252,

diff --git a/exercises/primitive_types/primitive_types4.cairo b/exercises/primitive_types/primitive_types4.cairo
@@ -5,10 +5,6 @@
 
 // I AM NOT DONE
 
-use traits::Into;
-use traits::TryInto;
-use option::OptionTrait;
-
 fn sum_u8s(x: u8, y: u8) -> u8 {
     x + y
 }

diff --git a/exercises/starknet/basics/starknet1.cairo b/exercises/starknet/basics/starknet1.cairo
@@ -24,18 +24,10 @@ mod JoesContract {
 
 #[cfg(test)]
 mod test {
-    use array::ArrayTrait;
-    use array::SpanTrait;
     use super::JoesContract;
     use starknet::syscalls::deploy_syscall;
-    use traits::TryInto;
-    use option::OptionTrait;
-    use starknet::class_hash::Felt252TryIntoClassHash;
-    use core::result::ResultTrait;
     use super::IJoesContractDispatcher;
     use super::IJoesContractDispatcherTrait;
-    use starknet::ContractAddress;
-    use debug::PrintTrait;
 
     #[test]
     #[available_gas(2000000000)]

diff --git a/exercises/starknet/basics/starknet2.cairo b/exercises/starknet/basics/starknet2.cairo
@@ -38,19 +38,10 @@ trait IJillsContract<TContractState> {
 
 #[cfg(test)]
 mod test {
-    use starknet::ContractAddress;
-    use array::ArrayTrait;
-    use array::SpanTrait;
-    use debug::PrintTrait;
-    use traits::TryInto;
     use starknet::syscalls::deploy_syscall;
-    use option::OptionTrait;
-    use starknet::class_hash::Felt252TryIntoClassHash;
-    use core::result::ResultTrait;
     use super::IJillsContractDispatcher;
     use super::IJillsContractDispatcherTrait;
 
-    use starknet::Felt252TryIntoContractAddress;
     use super::JillsContract;
     #[test]
     #[available_gas(2000000000)]

diff --git a/exercises/starknet/basics/starknet3.cairo b/exercises/starknet/basics/starknet3.cairo
@@ -54,15 +54,7 @@ mod ProgressTracker {
 #[cfg(test)]
 mod test {
     use starknet::ContractAddress;
-    use array::ArrayTrait;
-    use array::SpanTrait;
-    use debug::PrintTrait;
-    use traits::TryInto;
     use starknet::syscalls::deploy_syscall;
-    use core::result::ResultTrait;
-
-    use starknet::Felt252TryIntoContractAddress;
-    use option::OptionTrait;
     use super::IProgressTrackerDispatcher;
     use super::IProgressTrackerDispatcherTrait;
     use super::ProgressTracker;

diff --git a/exercises/starknet/basics/starknet4.cairo b/exercises/starknet/basics/starknet4.cairo
@@ -64,15 +64,7 @@ mod LizInventory {
 #[cfg(test)]
 mod test {
     use starknet::ContractAddress;
-    use array::ArrayTrait;
-    use array::SpanTrait;
-    use debug::PrintTrait;
-    use traits::TryInto;
     use starknet::syscalls::deploy_syscall;
-    use core::result::ResultTrait;
-
-    use starknet::Felt252TryIntoContractAddress;
-    use option::OptionTrait;
     use super::LizInventory;
     use super::ILizInventoryDispatcher;
     use super::ILizInventoryDispatcherTrait;

diff --git a/exercises/starknet/interoperability/starknet5.cairo b/exercises/starknet/interoperability/starknet5.cairo
@@ -4,14 +4,6 @@
 
 // I AM NOT DONE
 
-use core::traits::Into;
-use core::result::ResultTrait;
-use starknet::syscalls::deploy_syscall;
-use array::ArrayTrait;
-use traits::TryInto;
-use option::OptionTrait;
-use starknet::class_hash::Felt252TryIntoClassHash;
-
 #[starknet::interface]
 trait IContractA<TContractState> {
     fn set_value(ref self: TContractState, value: u128) -> bool;
@@ -21,13 +13,9 @@ trait IContractA<TContractState> {
 
 #[starknet::contract]
 mod ContractA {
-    use traits::Into;
-    use starknet::info::get_contract_address;
     use starknet::ContractAddress;
     use super::IContractBDispatcher;
     use super::IContractBDispatcherTrait;
-    use result::ResultTrait;
-    use debug::PrintTrait;
 
     #[storage]
     struct Storage {
@@ -88,15 +76,7 @@ mod ContractB {
 
 #[cfg(test)]
 mod test {
-    use option::OptionTrait;
     use starknet::syscalls::deploy_syscall;
-    use traits::Into;
-    use traits::TryInto;
-    use starknet::class_hash::Felt252TryIntoClassHash;
-    use array::ArrayTrait;
-    use result::ResultTrait;
-    use starknet::ContractAddress;
-
     use super::ContractA;
     use super::IContractADispatcher;
     use super::IContractADispatcherTrait;

diff --git a/exercises/structs/structs3.cairo b/exercises/structs/structs3.cairo
@@ -6,7 +6,6 @@
 
 // I AM NOT DONE
 
-use array::ArrayTrait;
 #[derive(Copy, Drop)]
 struct Package {
     sender_country: felt252,

diff --git a/exercises/variables/variables1.cairo b/exercises/variables/variables1.cairo
@@ -4,8 +4,6 @@
 
 // I AM NOT DONE
 
-use debug::PrintTrait;
-
 fn main() {
     x = 5 ;
     println!(" x is {}", x)

diff --git a/exercises/variables/variables2.cairo b/exercises/variables/variables2.cairo
@@ -2,7 +2,6 @@
 // Execute `starklings hint variables2` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 fn main() {
     let x;

diff --git a/exercises/variables/variables3.cairo b/exercises/variables/variables3.cairo
@@ -2,7 +2,6 @@
 // Execute `starklings hint variables3` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 fn main() {
     let x: felt252;

diff --git a/exercises/variables/variables4.cairo b/exercises/variables/variables4.cairo
@@ -2,7 +2,6 @@
 // Execute `starklings hint variables4` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 fn main() {
     let x = 3;

diff --git a/exercises/variables/variables5.cairo b/exercises/variables/variables5.cairo
@@ -2,7 +2,6 @@
 // Execute `starklings hint variables5` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 fn main() {
     let number = 1_u8; // don't change this line

diff --git a/exercises/variables/variables6.cairo b/exercises/variables/variables6.cairo
@@ -2,7 +2,6 @@
 // Execute `starklings hint variables6` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 const NUMBER = 3;
 const SMALL_NUMBER = 3_u8;