View Compilation Error

0_0_15788085_31873.cpp:1:1: error: 'include' does not name a type
 include<cstdio>
 ^
0_0_15788085_31873.cpp: In function 'int main()':
0_0_15788085_31873.cpp:5:21: error: 'scanf' was not declared in this scope
     scanf("%d",&Test);
                     ^
0_0_15788085_31873.cpp:19:25: error: 'printf' was not declared in this scope
       }printf("%d\n",ans);
                         ^