diff --git a/工具/文本文件/metadata.txt b/工具/文本文件/metadata.txt
index d3eeb612..6b5a7cd4 100644
--- a/工具/文本文件/metadata.txt
+++ b/工具/文本文件/metadata.txt
@@ -1,4 +1,569 @@
-ans
+usages
+
+014511
+20230331	2023届高三11班	1.000
+
+014512
+20230331	2023届高三11班	0.950
+
+014513
+20230331	2023届高三11班	1.000
+
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+20230331	2023届高三11班	0.950
+
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+20230331	2023届高三11班	1.000
+
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+20230331	2023届高三11班	0.800
+
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+20230331	2023届高三11班	1.000
+
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+20230331	2023届高三11班	0.850
+
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+20230331	2023届高三11班	0.950
+
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+20230331	2023届高三11班	0.800
+
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+20230331	2023届高三11班	0.350
+
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+20230331	2023届高三11班	0.250
+
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+20230331	2023届高三11班	0.700
+
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+20230331	2023届高三11班	0.950
+
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+20230331	2023届高三11班	0.750
+
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+20230331	2023届高三11班	0.600
+
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+20230331	2023届高三11班	1.000	0.900
+
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+20230331	2023届高三11班	0.950	0.800
+
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+20230331	2023届高三11班	0.350	0.650
+
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+20230331	2023届高三11班	0.850	0.450	0.050
+
+014531
+20230331	2023届高三11班	0.850	0.100	0.000
+
+014511
+20230331	2023届高三10班	1.000
+
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+
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+20230331	2023届高三10班	1.000
+
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+20230331	2023届高三10班	1.000
+
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+
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+20230331	2023届高三10班	0.963
+
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+20230331	2023届高三10班	0.778
+
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+
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+20230331	2023届高三10班	1.000
+
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+20230331	2023届高三10班	0.630
+
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+20230331	2023届高三10班	0.444
+
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+
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+
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+20230331	2023届高三10班	0.963
+
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+
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+
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+20230331	2023届高三10班	1.000	0.852
+
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+20230331	2023届高三10班	1.000	0.741
+
+014529
+20230331	2023届高三10班	0.889	0.778
+
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+20230331	2023届高三10班	0.815	0.481	0.074
+
+014531
+20230331	2023届高三10班	0.815	0.111	0.000
+
+014511
+20230331	2023届高三12班	0.950
+
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+20230331	2023届高三12班	0.900
+
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+20230331	2023届高三12班	1.000
+
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+
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+
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+
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+
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+
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+20230331	2023届高三12班	0.900
+
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+
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+
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+
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+20230331	2023届高三12班	0.950
+
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+20230331	2023届高三12班	1.000
+
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+20230331	2023届高三12班	0.850
+
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+20230331	2023届高三12班	0.700
+
+014527
+20230331	2023届高三12班	0.950	0.650
+
+014528
+20230331	2023届高三12班	0.850	0.900
+
+014529
+20230331	2023届高三12班	0.800	0.800
+
+014530
+20230331	2023届高三12班	0.900	0.650	0.100
+
+014531
+20230331	2023届高三12班	0.850	0.200	0.000
+
+014511
+20230331	2023届高三02班	1.000
+
+014512
+20230331	2023届高三02班	0.903
+
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+20230331	2023届高三02班	1.000
+
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+20230331	2023届高三02班	0.968
+
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+20230331	2023届高三02班	1.000
+
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+20230331	2023届高三02班	0.839
+
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+20230331	2023届高三02班	0.839
+
+014518
+20230331	2023届高三02班	0.806
+
+014519
+20230331	2023届高三02班	0.806
+
+014520
+20230331	2023届高三02班	0.774
+
+014521
+20230331	2023届高三02班	0.677
+
+014522
+20230331	2023届高三02班	0.516
+
+014523
+20230331	2023届高三02班	0.935
+
+014524
+20230331	2023届高三02班	1.000
+
+014525
+20230331	2023届高三02班	0.806
+
+014526
+20230331	2023届高三02班	0.548
+
+014527
+20230331	2023届高三02班	0.968	0.710
+
+014528
+20230331	2023届高三02班	1.000	0.839
+
+014529
+20230331	2023届高三02班	0.742	0.613
+
+014530
+20230331	2023届高三02班	0.935	0.806	0.258
+
+014531
+20230331	2023届高三02班	0.871	0.065	0.032
+
+014511
+20230331	2023届高三05班	1.000
+
+014512
+20230331	2023届高三05班	0.939
+
+014513
+20230331	2023届高三05班	1.000
+
+014514
+20230331	2023届高三05班	0.970
+
+014515
+20230331	2023届高三05班	1.000
+
+014516
+20230331	2023届高三05班	0.909
+
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+20230331	2023届高三05班	0.939
+
+014518
+20230331	2023届高三05班	0.909
+
+014519
+20230331	2023届高三05班	0.939
+
+014520
+20230331	2023届高三05班	0.909
+
+014521
+20230331	2023届高三05班	0.849
+
+014522
+20230331	2023届高三05班	0.606
+
+014523
+20230331	2023届高三05班	0.879
+
+014524
+20230331	2023届高三05班	0.939
+
+014525
+20230331	2023届高三05班	0.879
+
+014526
+20230331	2023届高三05班	0.606
+
+014527
+20230331	2023届高三05班	1.000	0.788
+
+014528
+20230331	2023届高三05班	0.970	0.849
+
+014529
+20230331	2023届高三05班	0.939	0.818
+
+014530
+20230331	2023届高三05班	0.758	0.727	0.242
+
+014531
+20230331	2023届高三05班	0.939	0.303	0.091
+
+014511
+20230331	2023届高三06班	0.974
+
+014512
+20230331	2023届高三06班	0.947
+
+014513
+20230331	2023届高三06班	1.000
+
+014514
+20230331	2023届高三06班	0.947
+
+014515
+20230331	2023届高三06班	1.000
+
+014516
+20230331	2023届高三06班	0.895
+
+014517
+20230331	2023届高三06班	0.868
+
+014518
+20230331	2023届高三06班	1.000
+
+014519
+20230331	2023届高三06班	0.895
+
+014520
+20230331	2023届高三06班	0.895
+
+014521
+20230331	2023届高三06班	0.579
+
+014522
+20230331	2023届高三06班	0.605
+
+014523
+20230331	2023届高三06班	0.895
+
+014524
+20230331	2023届高三06班	0.974
+
+014525
+20230331	2023届高三06班	0.842
+
+014526
+20230331	2023届高三06班	0.474
+
+014527
+20230331	2023届高三06班	1.000	0.868
+
+014528
+20230331	2023届高三06班	1.000	0.974
+
+014529
+20230331	2023届高三06班	0.868	0.789
+
+014530
+20230331	2023届高三06班	0.974	0.868	0.158
+
+014531
+20230331	2023届高三06班	0.868	0.210	0.053
+
+014511
+20230331	2023届高三07班	0.893
+
+014512
+20230331	2023届高三07班	0.750
+
+014513
+20230331	2023届高三07班	1.000
+
+014514
+20230331	2023届高三07班	0.964
+
+014515
+20230331	2023届高三07班	0.893
+
+014516
+20230331	2023届高三07班	0.821
+
+014517
+20230331	2023届高三07班	0.750
+
+014518
+20230331	2023届高三07班	0.857
+
+014519
+20230331	2023届高三07班	0.857
+
+014520
+20230331	2023届高三07班	0.786
+
+014521
+20230331	2023届高三07班	0.393
+
+014522
+20230331	2023届高三07班	0.429
+
+014523
+20230331	2023届高三07班	0.750
+
+014524
+20230331	2023届高三07班	0.857
+
+014525
+20230331	2023届高三07班	0.821
+
+014526
+20230331	2023届高三07班	0.536
+
+014527
+20230331	2023届高三07班	1.000	0.786
+
+014528
+20230331	2023届高三07班	0.964	0.643
+
+014529
+20230331	2023届高三07班	0.750	0.821
+
+014530
+20230331	2023届高三07班	0.821	0.643	0.036
+
+014531
+20230331	2023届高三07班	0.643	0.000	0.036
+
+014511
+20230331	2023届高三09班	1.000
+
+014512
+20230331	2023届高三09班	0.955
+
+014513
+20230331	2023届高三09班	1.000
+
+014514
+20230331	2023届高三09班	0.909
+
+014515
+20230331	2023届高三09班	1.000
+
+014516
+20230331	2023届高三09班	0.864
+
+014517
+20230331	2023届高三09班	0.955
+
+014518
+20230331	2023届高三09班	0.864
+
+014519
+20230331	2023届高三09班	0.864
+
+014520
+20230331	2023届高三09班	0.955
+
+014521
+20230331	2023届高三09班	0.273
+
+014522
+20230331	2023届高三09班	0.227
+
+014523
+20230331	2023届高三09班	0.682
+
+014524
+20230331	2023届高三09班	0.955
+
+014525
+20230331	2023届高三09班	0.591
+
+014526
+20230331	2023届高三09班	0.409
+
+014527
+20230331	2023届高三09班	0.955	0.773
+
+014528
+20230331	2023届高三09班	1.000	0.909
+
+014529
+20230331	2023届高三09班	0.682	0.591
+
+014530
+20230331	2023届高三09班	0.636	0.409	0.000
+
+014531
+20230331	2023届高三09班	0.864	0.136	0.000
+
+014511
+20230331	2023届高三04班	1.000
+
+014512
+20230331	2023届高三04班	0.947
+
+014513
+20230331	2023届高三04班	1.000
+
+014514
+20230331	2023届高三04班	0.947
+
+014515
+20230331	2023届高三04班	0.895
+
+014516
+20230331	2023届高三04班	0.895
+
+014517
+20230331	2023届高三04班	0.842
+
+014518
+20230331	2023届高三04班	0.842
+
+014519
+20230331	2023届高三04班	0.895
+
+014520
+20230331	2023届高三04班	0.895
+
+014521
+20230331	2023届高三04班	0.737
+
+014522
+20230331	2023届高三04班	0.526
+
+014523
+20230331	2023届高三04班	0.947
+
+014524
+20230331	2023届高三04班	1.000
+
+014525
+20230331	2023届高三04班	0.895
+
+014526
+20230331	2023届高三04班	0.684
+
+014527
+20230331	2023届高三04班	0.947	0.737
+
+014528
+20230331	2023届高三04班	0.947	0.684
+
+014529
+20230331	2023届高三04班	0.632	0.632
+
+014530
+20230331	2023届高三04班	0.947	0.842	0.105
+
+014531
+20230331	2023届高三04班	0.737	0.158	0.053
 
-31382
-$\begin{cases}\dfrac{2^n+1}{3}, & n = 2k+1, \\ \dfrac{2^n+2}{3}, & n = 2k+2\end{cases}$($k\in \mathbf{N}$)
\ No newline at end of file
diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json
index 8b10adf0..a5bd1ee0 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -358930,7 +358930,17 @@
         "ans": "$(-\\infty,2)$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t1.000",
+            "20230331\t2023届高三10班\t1.000",
+            "20230331\t2023届高三12班\t0.950",
+            "20230331\t2023届高三02班\t1.000",
+            "20230331\t2023届高三05班\t1.000",
+            "20230331\t2023届高三06班\t0.974",
+            "20230331\t2023届高三07班\t0.893",
+            "20230331\t2023届高三09班\t1.000",
+            "20230331\t2023届高三04班\t1.000"
+        ],
         "origin": "2023届黄浦区一模试题试题1",
         "edit": [
             "20230217\t王伟叶"
@@ -358949,7 +358959,17 @@
         "ans": "$(-3,5)$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.950",
+            "20230331\t2023届高三10班\t0.889",
+            "20230331\t2023届高三12班\t0.900",
+            "20230331\t2023届高三02班\t0.903",
+            "20230331\t2023届高三05班\t0.939",
+            "20230331\t2023届高三06班\t0.947",
+            "20230331\t2023届高三07班\t0.750",
+            "20230331\t2023届高三09班\t0.955",
+            "20230331\t2023届高三04班\t0.947"
+        ],
         "origin": "2023届黄浦区一模试题试题2",
         "edit": [
             "20230217\t王伟叶"
@@ -358968,7 +358988,17 @@
         "ans": "$80$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t1.000",
+            "20230331\t2023届高三10班\t1.000",
+            "20230331\t2023届高三12班\t1.000",
+            "20230331\t2023届高三02班\t1.000",
+            "20230331\t2023届高三05班\t1.000",
+            "20230331\t2023届高三06班\t1.000",
+            "20230331\t2023届高三07班\t1.000",
+            "20230331\t2023届高三09班\t1.000",
+            "20230331\t2023届高三04班\t1.000"
+        ],
         "origin": "2023届黄浦区一模试题试题3",
         "edit": [
             "20230217\t王伟叶"
@@ -358987,7 +359017,17 @@
         "ans": "$-2$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.950",
+            "20230331\t2023届高三10班\t1.000",
+            "20230331\t2023届高三12班\t1.000",
+            "20230331\t2023届高三02班\t0.968",
+            "20230331\t2023届高三05班\t0.970",
+            "20230331\t2023届高三06班\t0.947",
+            "20230331\t2023届高三07班\t0.964",
+            "20230331\t2023届高三09班\t0.909",
+            "20230331\t2023届高三04班\t0.947"
+        ],
         "origin": "2023届黄浦区一模试题试题4",
         "edit": [
             "20230217\t王伟叶"
@@ -359006,7 +359046,17 @@
         "ans": "$\\sqrt{10}$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t1.000",
+            "20230331\t2023届高三10班\t1.000",
+            "20230331\t2023届高三12班\t1.000",
+            "20230331\t2023届高三02班\t1.000",
+            "20230331\t2023届高三05班\t1.000",
+            "20230331\t2023届高三06班\t1.000",
+            "20230331\t2023届高三07班\t0.893",
+            "20230331\t2023届高三09班\t1.000",
+            "20230331\t2023届高三04班\t0.895"
+        ],
         "origin": "2023届黄浦区一模试题试题5",
         "edit": [
             "20230217\t王伟叶"
@@ -359025,7 +359075,17 @@
         "ans": "$10.8$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.800",
+            "20230331\t2023届高三10班\t0.963",
+            "20230331\t2023届高三12班\t0.700",
+            "20230331\t2023届高三02班\t0.839",
+            "20230331\t2023届高三05班\t0.909",
+            "20230331\t2023届高三06班\t0.895",
+            "20230331\t2023届高三07班\t0.821",
+            "20230331\t2023届高三09班\t0.864",
+            "20230331\t2023届高三04班\t0.895"
+        ],
         "origin": "2023届黄浦区一模试题试题6",
         "edit": [
             "20230217\t王伟叶"
@@ -359044,7 +359104,17 @@
         "ans": "$\\dfrac{7}{25}$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t1.000",
+            "20230331\t2023届高三10班\t0.778",
+            "20230331\t2023届高三12班\t0.800",
+            "20230331\t2023届高三02班\t0.839",
+            "20230331\t2023届高三05班\t0.939",
+            "20230331\t2023届高三06班\t0.868",
+            "20230331\t2023届高三07班\t0.750",
+            "20230331\t2023届高三09班\t0.955",
+            "20230331\t2023届高三04班\t0.842"
+        ],
         "origin": "2023届黄浦区一模试题试题7",
         "edit": [
             "20230217\t王伟叶"
@@ -359063,7 +359133,17 @@
         "ans": "$\\dfrac{\\sqrt{3}}3\\pi$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.850",
+            "20230331\t2023届高三10班\t0.926",
+            "20230331\t2023届高三12班\t0.800",
+            "20230331\t2023届高三02班\t0.806",
+            "20230331\t2023届高三05班\t0.909",
+            "20230331\t2023届高三06班\t1.000",
+            "20230331\t2023届高三07班\t0.857",
+            "20230331\t2023届高三09班\t0.864",
+            "20230331\t2023届高三04班\t0.842"
+        ],
         "origin": "2023届黄浦区一模试题试题8",
         "edit": [
             "20230217\t王伟叶"
@@ -359082,7 +359162,17 @@
         "ans": "$\\dfrac{2\\sqrt{6}}5$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.950",
+            "20230331\t2023届高三10班\t1.000",
+            "20230331\t2023届高三12班\t0.900",
+            "20230331\t2023届高三02班\t0.806",
+            "20230331\t2023届高三05班\t0.939",
+            "20230331\t2023届高三06班\t0.895",
+            "20230331\t2023届高三07班\t0.857",
+            "20230331\t2023届高三09班\t0.864",
+            "20230331\t2023届高三04班\t0.895"
+        ],
         "origin": "2023届黄浦区一模试题试题9",
         "edit": [
             "20230217\t王伟叶"
@@ -359101,7 +359191,17 @@
         "ans": "$\\dfrac{3}{10}$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.800",
+            "20230331\t2023届高三10班\t0.630",
+            "20230331\t2023届高三12班\t0.750",
+            "20230331\t2023届高三02班\t0.774",
+            "20230331\t2023届高三05班\t0.909",
+            "20230331\t2023届高三06班\t0.895",
+            "20230331\t2023届高三07班\t0.786",
+            "20230331\t2023届高三09班\t0.955",
+            "20230331\t2023届高三04班\t0.895"
+        ],
         "origin": "2023届黄浦区一模试题试题10",
         "edit": [
             "20230217\t王伟叶"
@@ -359120,7 +359220,17 @@
         "ans": "$10$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.350",
+            "20230331\t2023届高三10班\t0.444",
+            "20230331\t2023届高三12班\t0.600",
+            "20230331\t2023届高三02班\t0.677",
+            "20230331\t2023届高三05班\t0.849",
+            "20230331\t2023届高三06班\t0.579",
+            "20230331\t2023届高三07班\t0.393",
+            "20230331\t2023届高三09班\t0.273",
+            "20230331\t2023届高三04班\t0.737"
+        ],
         "origin": "2023届黄浦区一模试题试题11",
         "edit": [
             "20230217\t王伟叶"
@@ -359139,7 +359249,17 @@
         "ans": "$\\dfrac{3\\pi}{8}$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.250",
+            "20230331\t2023届高三10班\t0.407",
+            "20230331\t2023届高三12班\t0.350",
+            "20230331\t2023届高三02班\t0.516",
+            "20230331\t2023届高三05班\t0.606",
+            "20230331\t2023届高三06班\t0.605",
+            "20230331\t2023届高三07班\t0.429",
+            "20230331\t2023届高三09班\t0.227",
+            "20230331\t2023届高三04班\t0.526"
+        ],
         "origin": "2023届黄浦区一模试题试题12",
         "edit": [
             "20230217\t王伟叶"
@@ -359158,7 +359278,17 @@
         "ans": "C",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.700",
+            "20230331\t2023届高三10班\t0.778",
+            "20230331\t2023届高三12班\t0.950",
+            "20230331\t2023届高三02班\t0.935",
+            "20230331\t2023届高三05班\t0.879",
+            "20230331\t2023届高三06班\t0.895",
+            "20230331\t2023届高三07班\t0.750",
+            "20230331\t2023届高三09班\t0.682",
+            "20230331\t2023届高三04班\t0.947"
+        ],
         "origin": "2023届黄浦区一模试题试题13",
         "edit": [
             "20230217\t王伟叶"
@@ -359177,7 +359307,17 @@
         "ans": "D",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.950",
+            "20230331\t2023届高三10班\t0.963",
+            "20230331\t2023届高三12班\t1.000",
+            "20230331\t2023届高三02班\t1.000",
+            "20230331\t2023届高三05班\t0.939",
+            "20230331\t2023届高三06班\t0.974",
+            "20230331\t2023届高三07班\t0.857",
+            "20230331\t2023届高三09班\t0.955",
+            "20230331\t2023届高三04班\t1.000"
+        ],
         "origin": "2023届黄浦区一模试题试题14",
         "edit": [
             "20230217\t王伟叶"
@@ -359196,7 +359336,17 @@
         "ans": "B",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.750",
+            "20230331\t2023届高三10班\t0.593",
+            "20230331\t2023届高三12班\t0.850",
+            "20230331\t2023届高三02班\t0.806",
+            "20230331\t2023届高三05班\t0.879",
+            "20230331\t2023届高三06班\t0.842",
+            "20230331\t2023届高三07班\t0.821",
+            "20230331\t2023届高三09班\t0.591",
+            "20230331\t2023届高三04班\t0.895"
+        ],
         "origin": "2023届黄浦区一模试题试题15",
         "edit": [
             "20230217\t王伟叶"
@@ -359215,7 +359365,17 @@
         "ans": "A",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.600",
+            "20230331\t2023届高三10班\t0.593",
+            "20230331\t2023届高三12班\t0.700",
+            "20230331\t2023届高三02班\t0.548",
+            "20230331\t2023届高三05班\t0.606",
+            "20230331\t2023届高三06班\t0.474",
+            "20230331\t2023届高三07班\t0.536",
+            "20230331\t2023届高三09班\t0.409",
+            "20230331\t2023届高三04班\t0.684"
+        ],
         "origin": "2023届黄浦区一模试题试题16",
         "edit": [
             "20230217\t王伟叶"
@@ -359234,7 +359394,17 @@
         "ans": "(1) $2n-1$; (2) $4n^2+\\dfrac{9^n}{4}-\\dfrac 14$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t1.000\t0.900",
+            "20230331\t2023届高三10班\t1.000\t0.852",
+            "20230331\t2023届高三12班\t0.950\t0.650",
+            "20230331\t2023届高三02班\t0.968\t0.710",
+            "20230331\t2023届高三05班\t1.000\t0.788",
+            "20230331\t2023届高三06班\t1.000\t0.868",
+            "20230331\t2023届高三07班\t1.000\t0.786",
+            "20230331\t2023届高三09班\t0.955\t0.773",
+            "20230331\t2023届高三04班\t0.947\t0.737"
+        ],
         "origin": "2023届黄浦区一模试题试题17",
         "edit": [
             "20230217\t王伟叶"
@@ -359253,7 +359423,17 @@
         "ans": "(1) 证明略; (2) $\\dfrac{2\\sqrt{3}}3$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.950\t0.800",
+            "20230331\t2023届高三10班\t1.000\t0.741",
+            "20230331\t2023届高三12班\t0.850\t0.900",
+            "20230331\t2023届高三02班\t1.000\t0.839",
+            "20230331\t2023届高三05班\t0.970\t0.849",
+            "20230331\t2023届高三06班\t1.000\t0.974",
+            "20230331\t2023届高三07班\t0.964\t0.643",
+            "20230331\t2023届高三09班\t1.000\t0.909",
+            "20230331\t2023届高三04班\t0.947\t0.684"
+        ],
         "origin": "2023届黄浦区一模试题试题18",
         "edit": [
             "20230217\t王伟叶"
@@ -359272,7 +359452,17 @@
         "ans": "(1) 如设$AE=x$百米, 则$y=4x+8-2\\sqrt{x^2-9}$($3<x<5$); 如设$\\angle MAE=x$, 则$y=\\dfrac{12}{\\cos x}+8-6\\tan x$($0<x<\\arctan\\dfrac 43$)等; (2) 约$18.39$百米",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.350\t0.650",
+            "20230331\t2023届高三10班\t0.889\t0.778",
+            "20230331\t2023届高三12班\t0.800\t0.800",
+            "20230331\t2023届高三02班\t0.742\t0.613",
+            "20230331\t2023届高三05班\t0.939\t0.818",
+            "20230331\t2023届高三06班\t0.868\t0.789",
+            "20230331\t2023届高三07班\t0.750\t0.821",
+            "20230331\t2023届高三09班\t0.682\t0.591",
+            "20230331\t2023届高三04班\t0.632\t0.632"
+        ],
         "origin": "2023届黄浦区一模试题试题19",
         "edit": [
             "20230217\t王伟叶"
@@ -359291,7 +359481,17 @@
         "ans": "(1) $\\dfrac{x^2}8+\\dfrac{y^2}4=1$; (2) 证明略; (3) 斜率的最小值为$\\dfrac{\\sqrt{6}}2$, 此时直线$l_1$的方程为$y=\\dfrac{\\sqrt{6}}6x+\\dfrac{2\\sqrt{7}}7$",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.850\t0.450\t0.050",
+            "20230331\t2023届高三10班\t0.815\t0.481\t0.074",
+            "20230331\t2023届高三12班\t0.900\t0.650\t0.100",
+            "20230331\t2023届高三02班\t0.935\t0.806\t0.258",
+            "20230331\t2023届高三05班\t0.758\t0.727\t0.242",
+            "20230331\t2023届高三06班\t0.974\t0.868\t0.158",
+            "20230331\t2023届高三07班\t0.821\t0.643\t0.036",
+            "20230331\t2023届高三09班\t0.636\t0.409\t0.000",
+            "20230331\t2023届高三04班\t0.947\t0.842\t0.105"
+        ],
         "origin": "2023届黄浦区一模试题试题20",
         "edit": [
             "20230217\t王伟叶"
@@ -359310,7 +359510,17 @@
         "ans": "(1) $f(x)=2^x$是关于$(0,+\\infty)$的同变函数, 不是关于$(0,1)$的同变函数; (2) $f(x)=\\sqrt{2(x-2k)}+2k$, 当$x=2k+\\dfrac 12$($k\\in\\mathbf{Z}$)时, $f(x)=x+\\dfrac 12$, 当$x\\ne 2k+\\dfrac 12$($k\\in\\mathbf{Z}$)时, $f(x)<x+\\dfrac 12$; (3) 证明略",
         "solution": "",
         "duration": -1,
-        "usages": [],
+        "usages": [
+            "20230331\t2023届高三11班\t0.850\t0.100\t0.000",
+            "20230331\t2023届高三10班\t0.815\t0.111\t0.000",
+            "20230331\t2023届高三12班\t0.850\t0.200\t0.000",
+            "20230331\t2023届高三02班\t0.871\t0.065\t0.032",
+            "20230331\t2023届高三05班\t0.939\t0.303\t0.091",
+            "20230331\t2023届高三06班\t0.868\t0.210\t0.053",
+            "20230331\t2023届高三07班\t0.643\t0.000\t0.036",
+            "20230331\t2023届高三09班\t0.864\t0.136\t0.000",
+            "20230331\t2023届高三04班\t0.737\t0.158\t0.053"
+        ],
         "origin": "2023届黄浦区一模试题试题21",
         "edit": [
             "20230217\t王伟叶"