View Compilation Error

0_0_25048092_24983.cpp:16:17: error: stray '\243' in program
                 a++, b++, flag[++num] = 1, flag[++num] = 0；//当b=n-1且a=0时flag为一个=1一个=0中转处  
                 ^
0_0_25048092_24983.cpp:16:17: error: stray '\273' in program
0_0_25048092_24983.cpp: In function 'int main()':
0_0_25048092_24983.cpp:17:13: error: expected ';' before 'else'
             else if ( top != 0 && stack[top] == o2[b] )  
             ^