The circle is symmetric, so place one point anywhere and ask whether the other three land in the same semicircle. Each of those 3 points independently has a 1/21/21/2 chance of landing in that half, so the probability should be (1/2)3=1/8=12.5%(1/2)^3 = 1/8 = 12.5\%(1/2)3=1/8=12.5%.
新质生产力的培育，离不开高能级创新平台的支持。沈阳坚持“平台优先”理念，构建以浑南科技城为中心的“一城一园三区多组团”科创空间格局，推动创新要素高效集聚、精准配置。2025年，辽宁材料实验室、辽宁辽河实验室等重大创新平台相继建成运行，新获批3家全国重点实验室、2家国家企业技术中心，全市各级各类科技创新平台达1924个，形成“基础研究+技术攻关+成果转化+产业应用”的全链条创新生态。
。搜狗输入法对此有专业解读
Nigerian authorities have suspended all pilgrimages to Israel and the occupied West Bank with immediate effect, citing security concerns linked to the escalating conflict in the Middle East.。safew官方版本下载对此有专业解读
I tested several other models not in training (MiMo-V2, Doubao-Seed-2.0, GPT-4o)—all detected at ~70%, some over 90%. All consistently classified as AI.