adding println

exercises/arrays/arrays3.cairo

@@ -24,3 +24,4 @@ fn test_arrays3() {
     // You should not change the index accessed.
     a.at(2);
 }
+

exercises/dict/dict2.cairo

@@ -11,7 +11,7 @@
 fn multiply_element_by_10(ref dict: Felt252Dict<u32>, n: usize) {
     //TODO : make a function that multiplies the elements stored at the indexes 0 to n of a dictionary by 10
 
-
+ 
 }
 
 // Don't change anything in the test

exercises/enums/enums1.cairo

@@ -3,7 +3,7 @@
 
 // I AM NOT DONE
 
-use debug::print;
+
 use debug::PrintTrait;
 enum Message { // TODO: define a few types of messages as used below
 }
@@ -18,10 +18,11 @@ fn main() {
 impl MessagePrintImpl of PrintTrait<Message> {
     fn print(self: Message) {
         match self {
-            Message::Quit => ('Quit').print(),
-            Message::Echo => ('Echo').print(),
-            Message::Move => ('Move').print(),
-            Message::ChangeColor => ('ChangeColor').print()
+
+             Message::Quit => println!("Quit"),
+            Message::Echo =>  println!("Echo"),
+            Message::Move => println!("Move"),
+            Message::ChangeColor => println!("ChangeColor")
         }
     }
 }

exercises/enums/enums2.cairo

@@ -54,20 +54,20 @@ fn print_messages_recursive(messages: Array<Message>, index: u32) {
 
 impl MessagePrintImpl of PrintTrait<Message> {
     fn print(self: Message) {
-        ('___MESSAGE BEGINS___').print();
+        println!("___MESSAGE BEGINS___");
         match self {
-            Message::Quit => ('Quit').print(),
-            Message::Echo(msg) => msg.print(),
+            Message::Quit => println!("Quit"),
+            Message::Echo(msg) => println!("{}", msg),
             Message::Move((a, b)) => {
-                a.print();
-                b.print();
+                println!("{}", a);
+                println!("{}",b);
             },
             Message::ChangeColor((red, green, blue)) => {
-                red.print();
-                green.print();
-                blue.print();
+                println!("{}",red);
+                println!("{}",green);
+                println!("{}",blue);
             }
         }
-        ('___MESSAGE ENDS___').print();
+        println!("___MESSAGE ENDS___");
     }
 }

exercises/enums/enums3.cairo

@@ -2,7 +2,7 @@
 // Address all the TODOs to make the tests pass!
 // Execute `starklings hint enums3` or use the `hint` watch subcommand for a hint.
 
-// I AM NOT DONE
+// I AM NOT DONE print 
 
 use debug::PrintTrait;
 
@@ -41,7 +41,7 @@ impl StateImpl of StateTrait {
     }
 
     fn echo(ref self: State, s: felt252) {
-        s.print();
+        println!("{}", s);
     }
 
     fn move_position(ref self: State, p: Point) {

exercises/functions/functions2.cairo

@@ -2,12 +2,11 @@
 // Execute `starklings hint functions2` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
 
 fn main() {
     call_me(3);
 }
 
 fn call_me(num:) {
-    num.print();
+    println!("num is {}", num);
 }

exercises/functions/functions3.cairo

@@ -2,12 +2,13 @@
 // Execute `starklings hint functions3` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
-use debug::PrintTrait;
+
 
 fn main() {
     call_me();
 }
 
 fn call_me(num: u64) {
-    num.print();
+
+    println!("num is {}", num);
 }

exercises/functions/functions4.cairo

@@ -8,11 +8,11 @@
 // to future exercises!)
 
 // I AM NOT DONE
-use debug::PrintTrait;
+
 
 fn main() {
     let original_price = 51;
-    sale_price(original_price).print();
+    println!("sale_price is {}", sale_price(original_price));
 }
 
 fn sale_price(price: u32) -> {

exercises/if/if1.cairo

@@ -24,3 +24,4 @@ mod tests {
         assert(42 == bigger(32, 42), '42 bigger than 32');
     }
 }
+

exercises/if/if2.cairo

@@ -38,4 +38,4 @@ mod tests {
     fn default_to_baz() {
         assert(foo_if_fizz('literally anything') == 'baz', 'anything else returns baz');
     }
-}
+} 

exercises/intro/intro2.cairo

@@ -2,3 +2,4 @@
 // This exercise won't compile... Can you make it compile?
 
 
+fn main(){}

exercises/loops/loops2.cairo

@@ -16,4 +16,4 @@ fn test_loop() {
     };
 
     assert(result == 5, 'result should be 5');
-}
+} 

exercises/modules/modules1.cairo

@@ -28,3 +28,4 @@ mod tests {
         assert(order_result == 'order_taken', 'Order not taken');
     }
 }
+

exercises/modules/modules2.cairo

@@ -2,7 +2,7 @@
 // These modules have some issues, can you fix?
 // Run `starklings hint modules2` or `hint` watch command for a hint.
 
-use debug::PrintTrait;
+// use debug::PrintTrait;
 const YEAR: u16 = 2050;
 
 mod order {

exercises/operations/operations1.cairo

@@ -6,7 +6,6 @@
 // TODO
 // Return the solution of x^3 + y - 2
 
-use debug::PrintTrait;
 
 fn poly(x: usize, y: usize) -> usize {
     // FILL ME

exercises/options/options2.cairo

@@ -4,7 +4,7 @@
 // I AM NOT DONE
 
 use option::OptionTrait;
-use debug::PrintTrait;
+
 
 #[test]
 fn test_options() {
@@ -19,5 +19,5 @@ fn simple_option(optional_target: Option<felt252>) {
     // TODO: use the `is_some` and `is_none` methods to check if `optional_target` contains a value.
     // Place the assertion and the print statement below in the correct blocks.
     assert(optional_target.unwrap() == 'starklings', 'err1');
-    ('option is empty !').print();
+    println!(" option is empty ! ");
 }

exercises/options/options3.cairo

@@ -4,7 +4,6 @@
 // I AM NOT DONE
 
 use option::OptionTrait;
-use debug::PrintTrait;
 use array::ArrayTrait;
 
 #[derive(Drop)]
@@ -41,8 +40,11 @@ fn display_grades(student: @Student, index: usize) {
     // TODO: Modify the following lines so that if there is a grade for the course, it is printed.
     //       Otherwise, print "No grade".
     // 
-    course.unwrap().print();
+
+    println!("grade is {}", course.unwrap());
     display_grades(student, index + 1);
+
+
 }
 
 

exercises/primitive_types/primitive_types1.cairo

@@ -4,18 +4,20 @@
 
 // I AM NOT DONE
 
-use debug::PrintTrait;
+
 
 fn main() {
     // Booleans (`bool`)
 
     let is_morning = true;
     if is_morning {
-        ('Good morning!').print();
+
+        println!("Good morning!");
     }
 
     let // Finish the rest of this line like the example! Or make it be false!
     if is_evening {
-        ('Good evening!').print();
+
+        println!("Good evening!");
     }
 }

exercises/primitive_types/primitive_types2.cairo

@@ -4,7 +4,7 @@
 
 // I AM NOT DONE
 
-use debug::PrintTrait;
+
 
 fn main() {
     // A short string is a string whose length is at most 31 characters, and therefore can fit into a single field element.
@@ -15,27 +15,33 @@ fn main() {
     if is_alphabetic(
         ref my_first_initial
     ) {
-        ('Alphabetical!').print();
+
+        println!(" Alphabetical !");
     } else if is_numeric(
         ref my_first_initial
     ) {
-        ('Numerical!').print();
+
+        println!(" Numerical !");
     } else {
-        ('Neither alphabetic nor numeric!').print();
+
+        println!(" Neither alphabetic nor numeric!");
     }
 
-    let // Finish this line like the example! What's your favorite short string?
+    let  // Finish this line like the example! What's your favorite short string?
     // Try a letter, try a number, try a special character, try a short string!
     if is_alphabetic(
         ref your_character
     ) {
-        ('Alphabetical!').print();
+
+        println!(" Alphabetical !");
     } else if is_numeric(
         ref your_character
     ) {
-        ('Numerical!').print();
+
+        println!(" Numerical!");
     } else {
-        ('Neither alphabetic nor numeric!').print();
+
+        println!(" Neither alphabetic nor numeric!");
     }
 }
 

exercises/primitive_types/primitive_types3.cairo

@@ -4,11 +4,11 @@
 
 // I AM NOT DONE
 
-use debug::PrintTrait;
+
 
 fn main() {
     let cat = ('Furry McFurson', 3);
     let // your pattern here = cat;
-    name.print();
-    age.print();
+    println!("name is {}", name);
+    println!("age is {}", age);
 }

exercises/quizs/quizs1.cairo

@@ -24,3 +24,4 @@ fn verify_test() {
     assert(82 == price3, 'Incorrect price');
     assert(130 == price4, 'Incorrect price');
 }
+

exercises/starknet/basics/starknet4.cairo

@@ -163,3 +163,4 @@ mod test {
         contract0
     }
 }
+

exercises/structs/structs3.cairo

@@ -79,4 +79,4 @@ fn calculate_transport_fees() {
 
     assert(package.get_fees(cents_per_gram) == 4500, 'Wrong fees');
 }
-
+ 

exercises/traits/traits3.cairo

@@ -76,3 +76,4 @@ fn test_traits3() {
     assert(dog.make_noise() == 'woof', 'Wrong noise');
     assert(dog.get_distance() == 1, 'Wrong distance');
 }
+

exercises/variables/variables1.cairo

@@ -2,11 +2,12 @@
 // Make me compile!
 // Execute `starklings hint variables1` or use the `hint` watch subcommand for a hint.
 
-// I AM NOT DONE
+// I AM NOT  DONE
 
 use debug::PrintTrait;
 
 fn main() {
-    x = 5;
-    x.print();
+    x = 5 ;
+    // x.print();
+    println!(" x is {}", x)
 }

exercises/variables/variables2.cairo

@@ -7,8 +7,8 @@ use debug::PrintTrait;
 fn main() {
     let x;
     if x == 10 {
-        ('x is ten!').print();
+       println!("x is ten! ");
     } else {
-        ('x is not ten!').print();
+        println!("x is not ten! ");
     }
 }

exercises/variables/variables3.cairo

@@ -6,5 +6,5 @@ use debug::PrintTrait;
 
 fn main() {
     let x: felt252;
-    x.print();
+    println!("x is {}", x);
 }

exercises/variables/variables4.cairo

@@ -6,7 +6,7 @@ use debug::PrintTrait;
 
 fn main() {
     let x = 3;
-    x.print();
+    println!("x is {}", x);
     x = 5; // don't change this line
-    x.print();
+    println!("x is now {}", x);
 }

exercises/variables/variables5.cairo

@@ -6,7 +6,7 @@ use debug::PrintTrait;
 
 fn main() {
     let number = 1_u8; // don't change this line
-    number.print();
+    println!("number is {}", number);
     number = 3; // don't rename this variable
-    number.print();
+    println!("number is {}", number);
 }

exercises/variables/variables6.cairo

@@ -7,6 +7,6 @@ use debug::PrintTrait;
 const NUMBER = 3;
 const SMALL_NUMBER = 3_u8;
 fn main() {
-    NUMBER.print();
-    SMALL_NUMBER.print();
+    println!("NUMBER is {}", NUMBER);
+    println!("SMALL_NUMBER is {}", SMALL_NUMBER);
 }