View Compilation Error

0_0_25049340_19395.cpp:2:3: error: stray '#' in program
 2.#include <cstring>  
   ^
0_0_25049340_19395.cpp:3:3: error: stray '#' in program
 3.#include <cmath>  
   ^
0_0_25049340_19395.cpp:4:3: error: stray '#' in program
 4.#include <vector>  
   ^
0_0_25049340_19395.cpp:5:3: error: stray '#' in program
 5.#include <algorithm>  
   ^
0_0_25049340_19395.cpp:2:1: error: expected unqualified-id before numeric constant
 2.#include <cstring>  
 ^
0_0_25049340_19395.cpp:7:1: error: expected unqualified-id before numeric constant
 7.const double eps = 1e-8;  
 ^
0_0_25049340_19395.cpp:8:1: error: expected unqualified-id before numeric constant
 8.const double pi = acos(-1.0);  
 ^
0_0_25049340_19395.cpp:9:1: error: expected unqualified-id before numeric constant
 9.int dcmp(double x) {  
 ^
0_0_25049340_19395.cpp:14:1: error: expected unqualified-id before numeric constant
 14.struct point {  
 ^