src.cpp: In function 'int main()':
src.cpp:28:24: error: 'stdin' was not declared in this scope
freopen("MILK.INP","r",stdin);
^
src.cpp:28:29: error: 'freopen' was not declared in this scope
freopen("MILK.INP","r",stdin);
^
src.cpp:29:24: error: 'stdiut' was not declared in this scope
freopen("MILK.OUT","w",stdiut);
^
src.cpp:36:16: error: 'sort' was not declared in this scope
sort(a+1,a+1+n);
^
src.cpp:38:34: error: 'memcpy' was not declared in this scope
memcpy(b, a, sizeof(int) * n + 1);
^