View Compilation Error

0_0_29510791_25069.cpp: In function 'int main()':
0_0_29510791_25069.cpp:8:10: error: 'k' was not declared in this scope
     cin>>k;
          ^
0_0_29510791_25069.cpp:10:1: error: expected '}' at end of input
 }
 ^