View Compilation Error

0_0_34061838_8743.cpp:3:5: error: stray '\243' in program
     int i,n；
     ^
0_0_34061838_8743.cpp:3:5: error: stray '\273' in program
0_0_34061838_8743.cpp: In function 'int main()':
0_0_34061838_8743.cpp:4:5: error: expected initializer before 'int'
     int sum=0;
     ^
0_0_34061838_8743.cpp:5:17: error: 'n' was not declared in this scope
     scanf("%d",&n);
                 ^
0_0_34061838_8743.cpp:5:18: error: 'scanf' was not declared in this scope
     scanf("%d",&n);
                  ^
0_0_34061838_8743.cpp:8:9: error: 'sum' was not declared in this scope
         sum=sum+i;
         ^
0_0_34061838_8743.cpp:10:19: error: 'sum' was not declared in this scope
     printf("%d\n",sum);
                   ^
0_0_34061838_8743.cpp:10:22: error: 'printf' was not declared in this scope
     printf("%d\n",sum);
                      ^