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ccsiyu
V2EX  ›  问与答

给工作中忙碌的你出一个题，轻松一下

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  •   ccsiyu · Feb 1, 2018 · 1716 views
    This topic created in 3010 days ago, the information mentioned may be changed or developed.

    一组勾股数 a^2+b^2=c^2

    一定能有 sqrt((c+b)/2)和 sqrt((c-b)/2)同时为整数

    或者

    sqrt((c+a)/2)和 sqrt((c-a)/2)同时为整数

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    sqrt整数c-bc-a
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