View Compilation Error

0_0_32646573_6392.cpp: In function 'int main()':
0_0_32646573_6392.cpp:9:27: error: 'm' was not declared in this scope
  while(~scanf("%lld%lld",&m,&k))
                           ^
0_0_32646573_6392.cpp:9:30: error: 'k' was not declared in this scope
  while(~scanf("%lld%lld",&m,&k))
                              ^