1. 

    #include<iostream>    using namespace std;    namespace lfc1    {        int x = 10;    }    namespace lfc2    {        int x = 20;    }    int main ()    {        int x = 30;        lfc1::x;        lfc2::x;        cout << x;        return 0;    }
9.Which of the following is correct option?

A. 30
B. 20
C. 10
D. Compile Error
Answer» E.


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