View Compilation Error

0_0_19617046_19969.cpp:1:2: error: invalid preprocessing directive #includ
 #includ<cstdio>
  ^
0_0_19617046_19969.cpp: In function 'int main()':
0_0_19617046_19969.cpp:6:23: error: 'scanf' was not declared in this scope
     scanf("%d%d",&a,&b);
                       ^
0_0_19617046_19969.cpp:7:20: error: 'printf' was not declared in this scope
     printf("%d",a+b);
                    ^