将自然数从1开始按如图所表示的规律排列.规定图中第m行第n列的位置记作mn如自然数8的位置是则自然数178的位置记作 .——青夏 Template




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tomski将自然数从1开始按如图所表示的规律排列.规定图中第m行第n列的位置记作mn如自然数8的位置是则自然数178的位置记作 .——青夏 coloring