{
"llm" : {
"feedback" : "# Exercise: fractal\n\n### Correctness\n- In `Boxes`, `drawRec(...)` ist nicht implementiert, dadurch wird beim Ausführen nichts gezeichnet.\n- In `Triangles`, `drawRec(...)` ist nicht implementiert, dadurch wird beim Ausführen nichts gezeichnet.\n\n### Suggestion\n- Bei `Boxes`: Überlege dir eine Rekursion mit einem klaren **Abbruchfall** (z.B. wenn `n == 0`) in dem du genau **ein** Quadrat mit `g.drawRect(...)` zeichnest. Im rekursiven Fall teilst du die aktuelle Fläche in kleinere Quadrate und rufst `drawRec` mit angepassten `(x, y)`, kleinerem `s` und `n-1` auf.\n- Bei `Triangles`: Definiere ebenfalls einen **Abbruchfall** (z.B. `n == 0`), in dem du das Dreieck durch **drei Linien** zeichnest. Im rekursiven Fall brauchst du die **Mittelpunkte der Dreiecksseiten** (aus den Koordinaten gemittelt), um daraus mehrere kleinere Dreiecke zu bilden und rekursiv weiterzuzeichnen.\n\n### Code Style\n- In `Boxes.drawRec(...)` steht noch ein `// TODO implement` ohne weitere Hinweise; ergänze mindestens kurz, welche Strategie du dort umsetzen willst (Abbruchfall/rekursiver Fall), damit der Zweck der Methode klar bleibt.\n- In `Triangles.drawRec(...)` ist der Kommentar hilfreich, aber du könntest zusätzlich kommentieren, welche Punkte (`x0,y0` usw.) welche Ecke repräsentieren (oben/links/rechts), das reduziert Verwechslungen bei den Mittelpunkt-Berechnungen.\n\n\n# Exercise: knapsack\n\n### Correctness\n- In `pack(int i)` you call `loadItem(i, amount)`, but `loadItem` ignores `amount` and only adds **one** item each time; because `unloadItem` subtracts `amount` items, your `currWeight/currValue` bookkeeping becomes inconsistent (can even go negative), so the explored states and the computed `maxValue` are wrong.\n- The loop structure in `pack` (“call `pack(i+1)` before loading” and again after loading) combined with the inconsistent load/unload means you do not reliably enumerate the cases “take 0..maxN of item i” with correct state; you may miss valid combinations and/or evaluate invalid ones.\n\n### Suggestion\n- Make sure that “loading” and “unloading” are exact inverses for the same `amount`: if you add `amount` copies, you must also remove exactly those `amount` copies afterward, so that after backtracking the state is identical to before.\n- When iterating over the number of copies of an item, try to structure the recursion so it clearly represents the choice “take k copies of item i, then move to i+1”, for all k from 0 to `maxN`, without mixing in extra `pack(i+1)` calls that don’t correspond to a specific k.\n\n### Code Style\n- Remove the `// TODO implement` comments in `loadItem`/`unloadItem` once implemented; they’re misleading now.\n- `amount` is passed into `loadItem` but not used; either use it or drop the parameter to avoid confusion.\n- Consider using a `for` loop (`for (int amount = 1; ... )`) instead of a `while` with manual increment for readability.\n\n\n# Exercise: queens\n\nLlm Evaluation ist für diese Aufgabe deaktiviert. Entferne die .llmignore Datei vom Package der Aufgabe.\n\n\n# Exercise: sudoku\n\nLlm Evaluation ist für diese Aufgabe deaktiviert. Entferne die .llmignore Datei vom Package der Aufgabe.\n",
"status" : "SUCCESS"
},
"unitTest" : {
"tests" : [ {
"name" : "allZero()",
"status" : "PASSED",
"message" : null
}, {
"name" : "uselessStuff()",
"status" : "PASSED",
"message" : null
}, {
"name" : "random1()",
"status" : "FAILED",
"message" : "expected: <190> but was: <24>"
}, {
"name" : "random2()",
"status" : "FAILED",
"message" : "expected: <340> but was: <81>"
}, {
"name" : "random3()",
"status" : "FAILED",
"message" : "expected: <558> but was: <2147483626>"
}, {
"name" : "boardIsValidAfterSolveN4()",
"status" : "FAILED",
"message" : "Board must contain exactly N queens ==> expected: <4> but was: <0>"
}, {
"name" : "boardIsValidAfterSolveN5()",
"status" : "FAILED",
"message" : "Board must contain exactly N queens ==> expected: <5> but was: <0>"
}, {
"name" : "boardIsValidAfterSolveN8()",
"status" : "FAILED",
"message" : "Board must contain exactly N queens ==> expected: <8> but was: <0>"
}, {
"name" : "boardSizeIsCorrectForN4()",
"status" : "PASSED",
"message" : null
}, {
"name" : "boardSizeIsCorrectForN8()",
"status" : "PASSED",
"message" : null
}, {
"name" : "countN1()",
"status" : "FAILED",
"message" : "N=1 has exactly 1 solution ==> expected: <1> but was: <0>"
}, {
"name" : "countN2()",
"status" : "PASSED",
"message" : null
}, {
"name" : "countN3()",
"status" : "PASSED",
"message" : null
}, {
"name" : "countN4()",
"status" : "FAILED",
"message" : "N=4 has exactly 2 solutions ==> expected: <2> but was: <0>"
}, {
"name" : "countN5()",
"status" : "FAILED",
"message" : "N=5 has exactly 10 solutions ==> expected: <10> but was: <0>"
}, {
"name" : "countN6()",
"status" : "FAILED",
"message" : "N=6 has exactly 4 solutions ==> expected: <4> but was: <0>"
}, {
"name" : "countN8()",
"status" : "FAILED",
"message" : "N=8 has exactly 92 solutions ==> expected: <92> but was: <0>"
}, {
"name" : "solveReturnsTrueForN1()",
"status" : "FAILED",
"message" : "N=1 has exactly one solution ==> expected: <true> but was: <false>"
}, {
"name" : "solveReturnsTrueForN4()",
"status" : "FAILED",
"message" : "N=4 has valid queen placements ==> expected: <true> but was: <false>"
}, {
"name" : "solveReturnsTrueForN8()",
"status" : "FAILED",
"message" : "N=8 has valid queen placements ==> expected: <true> but was: <false>"
}, {
"name" : "solveReturnsFalseForN2()",
"status" : "PASSED",
"message" : null
}, {
"name" : "solveReturnsFalseForN3()",
"status" : "PASSED",
"message" : null
} ]
}
}