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constCheck.cpp

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#include<iostream>

int g =11;

//extern const int c4;

//extern const int c5;

int my_f(int c){

int res = c*g;

g = g*2;

return res;

}

const int c1 = 1;

const int c2 = my_f(2);

const int c3 = my_f(3);

//extern const int c4;

extern int c4;

int main(){

std::cout<<"c1="<<c1<<"\n";

std::cout<<"c2="<<c2<<"\n";

std::cout<<"c3="<<c3<<"\n";

std::cout<<"c4="<<c4<<"\n";

return 0;

}