View Compilation Error

0_0_20793055_27657.cpp: In function 'int main()':
0_0_20793055_27657.cpp:42:14: error: expected ')' before ';' token
  while(cin>>n;) {//>>m;
              ^
0_0_20793055_27657.cpp:42:15: error: expected primary-expression before ')' token
  while(cin>>n;) {//>>m;
               ^