namespace std has no member string c/c 135 1

c语言实现欧拉函数的计算

iostream>usingnamespacestd;intmain(){intd,b,c,i=0,e=0;inta[10]

include iostream> using namespace std;intmain(){int a =137

include iostream>usingnamespacestd;classroom;//room向前擅鼢

h" using namespace std; int main() { carfactory* car

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