View Compilation Error

0_0_20819702_27283.cpp:5:2: error: stray '\241' in program
  double a, max = -10。0;
  ^
0_0_20819702_27283.cpp:5:2: error: stray '\243' in program
0_0_20819702_27283.cpp: In function 'int main()':
0_0_20819702_27283.cpp:5:23: error: expected ',' or ';' before numeric constant
  double a, max = -10。0;
                       ^