已知集合A={a1,a2,…ak}(k≥2),其中ai∈Z(i=1,2,…,k),由A中的元素构成两个相应的集合:S={(a,b)|a∈A,b∈A,a+b∈A},T={(a,b)|a∈A,b∈A,a-b∈A}.其中(a,b)是有序数对,集合S和T中的元素个数分别为m和n.若对于任
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![已知集合A={a1,a2,…ak}(k≥2),其中ai∈Z(i=1,2,…,k),由A中的元素构成两个相应的集合:S={(a,b)|a∈A,b∈A,a+b∈A},T={(a,b)|a∈A,b∈A,a-b∈A}.其中(a,b)是有序数对,集合S和T中的元素个数分别为m和n.若对于任](/uploads/image/z/5587930-10-0.jpg?t=%E5%B7%B2%E7%9F%A5%E9%9B%86%E5%90%88A%3D%7Ba1%2Ca2%2C%E2%80%A6ak%7D%28k%E2%89%A52%29%2C%E5%85%B6%E4%B8%ADai%E2%88%88Z%28i%3D1%2C2%2C%E2%80%A6%2Ck%29%2C%E7%94%B1A%E4%B8%AD%E7%9A%84%E5%85%83%E7%B4%A0%E6%9E%84%E6%88%90%E4%B8%A4%E4%B8%AA%E7%9B%B8%E5%BA%94%E7%9A%84%E9%9B%86%E5%90%88%3AS%3D%7B%28a%2Cb%29%7Ca%E2%88%88A%2Cb%E2%88%88A%2Ca%2Bb%E2%88%88A%7D%2CT%3D%7B%28a%2Cb%29%7Ca%E2%88%88A%2Cb%E2%88%88A%2Ca-b%E2%88%88A%7D.%E5%85%B6%E4%B8%AD%28a%2Cb%29%E6%98%AF%E6%9C%89%E5%BA%8F%E6%95%B0%E5%AF%B9%2C%E9%9B%86%E5%90%88S%E5%92%8CT%E4%B8%AD%E7%9A%84%E5%85%83%E7%B4%A0%E4%B8%AA%E6%95%B0%E5%88%86%E5%88%AB%E4%B8%BAm%E5%92%8Cn.%E8%8B%A5%E5%AF%B9%E4%BA%8E%E4%BB%BB)
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