View Compilation Error

0_0_18021214_6838.cpp:1:10: error: #include expects "FILENAME" or <FILENAME>
 #include 
          ^
0_0_18021214_6838.cpp:2:10: error: #include expects "FILENAME" or <FILENAME>
 #include 
          ^
0_0_18021214_6838.cpp:3:10: error: #include expects "FILENAME" or <FILENAME>
 #include 
          ^
0_0_18021214_6838.cpp: In function 'int main()':
0_0_18021214_6838.cpp:9:18: error: 'scanf' was not declared in this scope
     scanf("%d",&t);
                  ^
0_0_18021214_6838.cpp:11:2: error: expected primary-expression before '...' token
  ...        
  ^
0_0_18021214_6838.cpp:11:2: error: expected '}' at end of input