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因為(
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又因(
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(5a+b)-(5d+c)=1,所以5(a-d)+(b-c)=1;
由于a,b,c,d,e都是0至4之間的不同整數(shù),
從而可以推知:a-d=1,c-b=4.
經(jīng)檢驗,得 c=4,b=0,e=3,a=2,d=1,于是有 (
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=4×52+1×51+3×50,
=4×25+5+3,
=100+5+3,
=108;
答:那么(
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