View Compilation Error

0_0_27259426_17373.cpp: In function 'int main()':
0_0_27259426_17373.cpp:12:15: error: '$n' was not declared in this scope
 scanf("%d %i",$n,&i);
               ^
0_0_27259426_17373.cpp:13:20: error: 'k' was not declared in this scope
         for(i=1;i<=k;i++)
                    ^