View Compilation Error

0_0_22211544_27986.cpp:3:1: error: stray '\243' in program
 {int n,i sum=0；
 ^
0_0_22211544_27986.cpp:3:1: error: stray '\273' in program
0_0_22211544_27986.cpp:4:1: error: stray '\243' in program
 while(scanf（"%d",&n)!=EOF)
 ^
0_0_22211544_27986.cpp:4:1: error: stray '\250' in program
0_0_22211544_27986.cpp: In function 'int main()':
0_0_22211544_27986.cpp:3:10: error: expected initializer before 'sum'
 {int n,i sum=0；
          ^
0_0_22211544_27986.cpp:9:10: error: expected '}' at end of input
 return 0;}
          ^