View Compilation Error

0_0_37427259_2695.cpp: In function 'int main()':
0_0_37427259_2695.cpp:22:20: error: expected ')' before ';' token
  while(cin>>n>>m>>k;){
                    ^
0_0_37427259_2695.cpp:22:21: error: expected primary-expression before ')' token
  while(cin>>n>>m>>k;){
                     ^