View Compilation Error

0_0_25061976_18617.cpp:2:3: error: stray '#' in program
 2.#include <algorithm>  
   ^
0_0_25061976_18617.cpp:3:3: error: stray '#' in program
 3.#include <string.h>  
   ^
0_0_25061976_18617.cpp:2:1: error: expected unqualified-id before numeric constant
 2.#include <algorithm>  
 ^
0_0_25061976_18617.cpp:6:1: error: expected unqualified-id before numeric constant
 6.const int maxn=100010;  
 ^
0_0_25061976_18617.cpp:7:1: error: expected unqualified-id before numeric constant
 7.const long long mode=100000007;  
 ^
0_0_25061976_18617.cpp:8:1: error: expected unqualified-id before numeric constant
 8.int n,c[maxn];  
 ^
0_0_25061976_18617.cpp:9:1: error: expected unqualified-id before numeric constant
 9.int lowbit(int x)  
 ^
0_0_25061976_18617.cpp:13:1: error: expected unqualified-id before numeric constant
 13.int getsum(int i) {  
 ^