将8个数,-7,-5,-3,-2,2,4,6,13排列为a,b,c,d,e,f,g,h,使得(a+b+c+d)눀+(e+f+h+g)눀的值最小

2024-12-24 12:23:35
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回答1:

(13+2-7-5)²+(4+6-2-3)²=3²+5²=9+25=34