View Compilation Error

0_0_13932241_4772.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_13932241_4772.cpp: In function 'int main()':
0_0_13932241_4772.cpp:5:14: error: expected primary-expression before '%' token
  while(scanf(%d,%d,&a,&b)!=EOF)
              ^
0_0_13932241_4772.cpp:5:15: error: 'd' was not declared in this scope
  while(scanf(%d,%d,&a,&b)!=EOF)
               ^
0_0_13932241_4772.cpp:5:17: error: expected primary-expression before '%' token
  while(scanf(%d,%d,&a,&b)!=EOF)
                 ^
0_0_13932241_4772.cpp:5:25: error: 'scanf' was not declared in this scope
  while(scanf(%d,%d,&a,&b)!=EOF)
                         ^
0_0_13932241_4772.cpp:5:28: error: 'EOF' was not declared in this scope
  while(scanf(%d,%d,&a,&b)!=EOF)
                            ^
0_0_13932241_4772.cpp:6:19: error: 'printf' was not declared in this scope
  printf("%d\n",a+b); 
                   ^