View Compilation Error

0_0_38572077_6923.cpp:4:32: error: stray '\243' in program
 while(scanf("%d %d",&a,&b)!=EOF）{
                                ^
0_0_38572077_6923.cpp:4:33: error: stray '\251' in program
 while(scanf("%d %d",&a,&b)!=EOF）{
                                 ^
0_0_38572077_6923.cpp: In function 'int msin()':
0_0_38572077_6923.cpp:4:34: error: expected ')' before '{' token
 while(scanf("%d %d",&a,&b)!=EOF）{
      ~                           ^