请问这道题出自哪一年的初三数学联赛?关于x,y的方程x2+y2=208(x-y)的所有正整数解我问这道题出自哪一年的初三数学联
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![请问这道题出自哪一年的初三数学联赛?关于x,y的方程x2+y2=208(x-y)的所有正整数解我问这道题出自哪一年的初三数学联](/uploads/image/z/13911448-40-8.jpg?t=%E8%AF%B7%E9%97%AE%E8%BF%99%E9%81%93%E9%A2%98%E5%87%BA%E8%87%AA%E5%93%AA%E4%B8%80%E5%B9%B4%E7%9A%84%E5%88%9D%E4%B8%89%E6%95%B0%E5%AD%A6%E8%81%94%E8%B5%9B%3F%E5%85%B3%E4%BA%8Ex%2Cy%E7%9A%84%E6%96%B9%E7%A8%8Bx2%2By2%3D208%28x-y%29%E7%9A%84%E6%89%80%E6%9C%89%E6%AD%A3%E6%95%B4%E6%95%B0%E8%A7%A3%E6%88%91%E9%97%AE%E8%BF%99%E9%81%93%E9%A2%98%E5%87%BA%E8%87%AA%E5%93%AA%E4%B8%80%E5%B9%B4%E7%9A%84%E5%88%9D%E4%B8%89%E6%95%B0%E5%AD%A6%E8%81%94)
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