View Compilation Error

0_0_15116222_19393.cpp:9:2: error: stray '\243' in program
  while(scanf("%lf",&n)！=EOF)
  ^
0_0_15116222_19393.cpp:9:2: error: stray '\241' in program
0_0_15116222_19393.cpp: In function 'int main()':
0_0_15116222_19393.cpp:9:25: error: lvalue required as left operand of assignment
  while(scanf("%lf",&n)！=EOF)
                         ^