View Compilation Error

0_0_21659326_28540.cpp:1:31: error: stray '#' in program
 <span style="font-size:18px;">#include<bits/stdc++.h>
                               ^
0_0_21659326_28540.cpp:1:1: error: expected unqualified-id before '<' token
 <span style="font-size:18px;">#include<bits/stdc++.h>
 ^
0_0_21659326_28540.cpp: In function 'int main()':
0_0_21659326_28540.cpp:7:22: error: 'scanf' was not declared in this scope
         scanf("%d",&t);
                      ^
0_0_21659326_28540.cpp:12:27: error: 'abs' was not declared in this scope
                 if(abs(x-y)<=num&&x+y-(n-num)<=n) puts("Not lying");
                           ^
0_0_21659326_28540.cpp:12:67: error: 'puts' was not declared in this scope
                 if(abs(x-y)<=num&&x+y-(n-num)<=n) puts("Not lying");
                                                                   ^
0_0_21659326_28540.cpp:13:34: error: 'puts' was not declared in this scope
                 else puts("Lying");
                                  ^