{
  "good": [
    21057,
    21058,
    21059,
    21060,
    21061,
    21062,
    21096,
    21097,
    21098,
    21099,
    21100,
    21101,
    21102,
    21103,
    21104,
    21105,
    21106,
    21107,
    21108,
    21109,
    21110,
    21111,
    21112,
    21113,
    21114,
    21115,
    21117,
    21118,
    21119,
    21120,
    21121,
    21122,
    21123,
    21124,
    21125,
    21126,
    21127,
    21128,
    21129,
    21130,
    21131,
    21132,
    21133,
    21134,
    21135,
    21136,
    21137,
    21182,
    21238,
    21239,
    21240,
    21241,
    21242,
    21243,
    21244,
    21245,
    21246,
    21247,
    21248,
    21249,
    21250,
    21251,
    21252,
    21253,
    21254,
    21255,
    21256,
    21257,
    21258,
    21259,
    21260,
    21261,
    21262,
    21263,
    21264,
    21265,
    21266,
    21267,
    21268,
    21269,
    21270,
    21271,
    21272,
    21273,
    21274,
    21275,
    21276,
    21301,
    21302,
    21303,
    21304,
    21305,
    21306,
    21307,
    21308,
    21309,
    21310,
    21311,
    21312,
    21313,
    21314,
    21315,
    21316,
    21318,
    21319,
    21320,
    21321,
    21322,
    21323,
    21324,
    21325,
    21326,
    21327,
    21328,
    21329,
    21330,
    21331,
    21332,
    21333,
    21334,
    21335,
    21336,
    21337,
    21338,
    21339,
    21340,
    21341,
    21342,
    21343,
    21344,
    21345,
    21346,
    21347,
    21348,
    21349,
    21350,
    21351,
    21352,
    21353,
    21354,
    21355,
    21356,
    21357,
    21358,
    21359,
    21360,
    21361,
    21362,
    21364,
    21365,
    21366,
    21367,
    21369,
    21370,
    21371,
    21372,
    21373,
    21374,
    21375,
    21376,
    21377,
    21378,
    21379,
    21380,
    21381,
    21382,
    21383,
    21384,
    21385,
    21386,
    21452,
    21453,
    21454,
    21455,
    21456,
    21457,
    21458,
    21459,
    21460,
    21461,
    21462,
    21463,
    21464,
    21465,
    21466,
    21467,
    21468,
    21469,
    21470,
    21471,
    21472,
    21473,
    21474,
    21475,
    21476,
    21477,
    21478
  ],
  "needs_revision": {
    "21116": "Gives unsimplified answer 15/100; expected simplified 3/20 to match MCQ correct option",
    "21317": "KEY CONFLICT: solution correctly argues 1.74 is max rounding to 1.7 (1.84 rounds to 1.8, not 1.7). Answer key says 1.84.",
    "21363": "Solution correctly gives improper fraction 19/7; answer key shows mixed number 2 5/7 — possible correct_index data error",
    "21368": "Flawed pattern reasoning: claims constant -50 step but actual pattern alternates -50 and -100. Answer 13760 reached via correction that contradicts stated rule"
  }
}