View Compilation Error

0_0_30555230_10768.cpp:14:5: error: stray '\241' in program
     if(mid。1)return res/mid*(mid-1);
     ^
0_0_30555230_10768.cpp:14:5: error: stray '\243' in program
0_0_30555230_10768.cpp: In function 'int phi(int)':
0_0_30555230_10768.cpp:14:13: error: expected ')' before numeric constant
     if(mid。1)return res/mid*(mid-1);
             ^