prog.cpp: In function ‘int main()’:
prog.cpp:8:7: error: ‘n’ was not declared in this scope
cin>>n
^
prog.cpp:14:2: error: ‘k’ was not declared in this scope
k=a[0]
^
prog.cpp:14:4: error: ‘a’ was not declared in this scope
k=a[0]
^
prog.cpp:15:20: error: ‘i’ was not declared in this scope
for (int i = 1; i < n; i ++ )
^