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设输入是m,n a,b是最终的结果 有: a*b/m=n 即a*b = m * n; a+b=a+(m*n)/a>=2sqrt(m*n) 这时在a+b的最小值时a的取值不就是2sqrt(m*n)附近吗?Followed by: Post your reply here: |
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