fix(curriculum): remove before/after-user-code from project euler challenges 1-4 (#66437)

curriculum/challenges/english/blocks/project-euler-problems-1-to-100/5900f3be1000cf542c50fed1.md

@@ -22,29 +22,7 @@ The minimal path sum in the 5 by 5 matrix below, by starting in any cell in the
 
 Find the minimal path sum from the left column to the right column in `matrix`, a 2D array representing a matrix. The maximum matrix size used in tests will be 80 by 80.
 
-# --hints--
-
-`pathSumThreeWays(testMatrix1)` should return a number.
-
-```js
-assert(typeof pathSumThreeWays(_testMatrix1) === 'number');
-```
-
-`pathSumThreeWays(testMatrix1)` should return `994`.
-
-```js
-assert.strictEqual(pathSumThreeWays(_testMatrix1), 994);
-```
-
-`pathSumThreeWays(testMatrix2)` should return `260324`.
-
-```js
-assert.strictEqual(pathSumThreeWays(_testMatrix2), 260324);
-```
-
-# --seed--
-
-## --after-user-code--
+# --before-each--
 
 ```js
 const _testMatrix1 = [
@@ -138,6 +116,28 @@ const _testMatrix2 = [
 ];
 ```
 
+# --hints--
+
+`pathSumThreeWays(testMatrix1)` should return a number.
+
+```js
+assert(typeof pathSumThreeWays(_testMatrix1) === 'number');
+```
+
+`pathSumThreeWays(testMatrix1)` should return `994`.
+
+```js
+assert.strictEqual(pathSumThreeWays(_testMatrix1), 994);
+```
+
+`pathSumThreeWays(testMatrix2)` should return `260324`.
+
+```js
+assert.strictEqual(pathSumThreeWays(_testMatrix2), 260324);
+```
+
+# --seed--
+
 ## --seed-contents--
 
 ```js