View Compilation Error

0_0_13956081_26721.cpp:1:1: error: 'clude' does not name a type
 clude <cstdio>
 ^
0_0_13956081_26721.cpp: In function 'int main()':
0_0_13956081_26721.cpp:7:29: error: 'scanf' was not declared in this scope
  while(~scanf("%d\n%d",&a,&b))
                             ^
0_0_13956081_26721.cpp:11:23: error: 'printf' was not declared in this scope
  printf("%d\n%d",a,sum);
                       ^