View Compilation Error

0_0_21631407_21888.cpp:1:31: error: stray '#' in program
 <span style="font-size:18px;">#include<cstdio>
                               ^
0_0_21631407_21888.cpp:1:1: error: expected unqualified-id before '<' token
 <span style="font-size:18px;">#include<cstdio>
 ^
0_0_21631407_21888.cpp: In function 'int main()':
0_0_21631407_21888.cpp:10:16: error: 'scanf' was not declared in this scope
  scanf ("%d",&t);
                ^
0_0_21631407_21888.cpp:13:29: error: 'printf' was not declared in this scope
   printf ("Case #%d: ",cas++);
                             ^