修改14970题目
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import os,re,json
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import os,re,json
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"""这里编辑题号(列表)后将在vscode中打开窗口, 编辑后保存关闭"""
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"""这里编辑题号(列表)后将在vscode中打开窗口, 编辑后保存关闭"""
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problems = "15226"
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problems = "14970"
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editor = "王伟叶"
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editor = "王伟叶"
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def generate_number_set(string,dict):
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def generate_number_set(string,dict):
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@ -389455,7 +389455,7 @@
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},
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},
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"014970": {
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"014970": {
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"id": "014970",
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"id": "014970",
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"content": "已知$f(x)$是定义在$\\mathbf{R}$上的偶函数, 且$f(x)$在$[0,+\\infty)$上是增函数, 如果对于任意$x \\in[1,2]$, 不等式$f(a x+1) \\leq f(x-3)$恒成立, 则实数$a$的取值范围是\\blank{50}.",
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"content": "已知$f(x)$是定义在$\\mathbf{R}$上的偶函数, 且$f(x)$在$[0,+\\infty)$上是严格增函数, 如果对于任意$x \\in[1,2]$, 不等式$f(a x+1) \\leq f(x-3)$恒成立, 则实数$a$的取值范围是\\blank{50}.",
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"objs": [],
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"objs": [],
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"tags": [],
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"tags": [],
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"genre": "填空题",
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"genre": "填空题",
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@ -389465,7 +389465,8 @@
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"usages": [],
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"usages": [],
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"origin": "2022届空中课堂学科精要名师点拨-代数几何统一体数形结合莫分离",
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"origin": "2022届空中课堂学科精要名师点拨-代数几何统一体数形结合莫分离",
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"edit": [
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"edit": [
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"20230412\t王伟叶"
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"20230412\t王伟叶",
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"20230505\t王伟叶"
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],
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],
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"same": [],
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"same": [],
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"related": [],
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"related": [],
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