View Compilation Error

0_0_34001693_18849.cpp:6:1: error: stray '\243' in program
 int x；
 ^
0_0_34001693_18849.cpp:6:1: error: stray '\273' in program
0_0_34001693_18849.cpp:14:9: error: stray '\243' in program
         n=ceil(n*1.0/9)；
         ^
0_0_34001693_18849.cpp:14:9: error: stray '\273' in program
0_0_34001693_18849.cpp: In function 'int main()':
0_0_34001693_18849.cpp:7:1: error: expected initializer before 'while'
 while(cin>>x)
 ^
0_0_34001693_18849.cpp:22:1: error: expected '}' at end of input
 }
 ^