View Compilation Error

0_0_32858958_28392.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_32858958_28392.cpp: In function 'int main()':
0_0_32858958_28392.cpp:4:15: error: expected primary-expression before '%' token
   while(scanf(%d,&n)!=EOF){
               ^
0_0_32858958_28392.cpp:4:16: error: 'd' was not declared in this scope
   while(scanf(%d,&n)!=EOF){
                ^
0_0_32858958_28392.cpp:4:20: error: 'scanf' was not declared in this scope
   while(scanf(%d,&n)!=EOF){
                    ^
0_0_32858958_28392.cpp:4:23: error: 'EOF' was not declared in this scope
   while(scanf(%d,&n)!=EOF){
                       ^
0_0_32858958_28392.cpp:7:25: error: 'printf' was not declared in this scope
     printf("%d\n\n", sum);
                         ^