View Compilation Error

0_0_33144039_19018.cpp: In function 'int main()':
0_0_33144039_19018.cpp:67:31: error: expected primary-expression at end of input
  while(scanf("%lld%lld",&n,&k)%
                               ^
0_0_33144039_19018.cpp:67:31: error: expected ')' at end of input
0_0_33144039_19018.cpp:67:31: error: expected statement at end of input
0_0_33144039_19018.cpp:67:31: error: expected '}' at end of input