using namespace std in c

c编写程序一定要加usingnamespacestd吗命名空间你真的清楚吗

h>#include iostream> using namespace std; namespace abc { int

vs2019更新之后加入usingnamespacestd报错includevector也报错

经实验验证,修正对using namespace std的认识-csdn博客

[c ] 带你理解 using namespace std;_c using namespace std-cs

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