View Compilation Error

0_0_24456616_20972.cpp:8:2: error: stray '\243' in program
  {a=b；
  ^
0_0_24456616_20972.cpp:8:2: error: stray '\273' in program
0_0_24456616_20972.cpp: In function 'int main()':
0_0_24456616_20972.cpp:9:3: error: expected ';' before 'scanf'
   scanf("%c",&b);
   ^
0_0_24456616_20972.cpp:11:3: error: expected primary-expression before 'else'
   else if(a=='\n')
   ^