View Compilation Error

0_0_26116466_16055.cpp:37:9: error: stray '\243' in program
         if（n==0 && m==0) return 0;
         ^
0_0_26116466_16055.cpp:37:9: error: stray '\250' in program
0_0_26116466_16055.cpp: In function 'int main()':
0_0_26116466_16055.cpp:37:13: error: expected '(' before 'n'
         if（n==0 && m==0) return 0;
             ^