Improve instructions (#172)

resolves #165

[no important files changed]

Author: keiravillekode

exercises/practice/complex-numbers/complex-numbers.spec.js

@@ -237,7 +237,8 @@ describe('Complex numbers', () => {
     const expected = new ComplexNumber(5, 0);
     const actual = new ComplexNumber(5, 0).conj;
 
-    expect(actual).toEqual(expected);
+    expect(actual.real).toBeCloseTo(expected.real);
+    expect(actual.imag).toBeCloseTo(expected.imag);
   });
 
   xtest('Conjugate a purely imaginary number', () => {

exercises/practice/house/.docs/instructions.append.md

@@ -0,0 +1,3 @@
+# Instruction append
+
+Each verse should end with a newline `\n`, with no additional delimiter.

exercises/practice/house/.meta/proof.ci.wat

@@ -17,8 +17,8 @@
   ;;
   ;; Lyrics to 'This is the House that Jack Built'.
   ;;
-  ;; @param {i32} startVerse - The initial reverse to recite
-  ;; @param {i32} endVerse - The final reverse to recite
+  ;; @param {i32} startVerse - The initial verse to recite
+  ;; @param {i32} endVerse - The final verse to recite
   ;;
   ;; @returns {(i32,i32)} - Offset and length of result string
   ;;                        in linear memory.

exercises/practice/house/house.wat

@@ -4,8 +4,8 @@
   ;;
   ;; Lyrics to 'This is the House that Jack Built'.
   ;;
-  ;; @param {i32} startVerse - The initial reverse to recite
-  ;; @param {i32} endVerse - The final reverse to recite
+  ;; @param {i32} startVerse - The initial verse to recite
+  ;; @param {i32} endVerse - The final verse to recite
   ;;
   ;; @returns {(i32,i32)} - Offset and length of result string
   ;;                        in linear memory.

exercises/practice/kindergarten-garden/.docs/instructions.append.md

@@ -2,7 +2,7 @@
 
 ## Output format
 
-Output the student's plants as a null-terminated string, using a comma and a space as separators.
+Output the student's plants as a string, using a comma and a space as separators.
 
 ## Reserved Memory