View Compilation Error

0_0_30230789_30409.cpp:1:4: error: stray '#' in program
  1 #include <bits/stdc++.h>
    ^
0_0_30230789_30409.cpp:1:2: error: expected unqualified-id before numeric constant
  1 #include <bits/stdc++.h>
  ^
0_0_30230789_30409.cpp:3:2: error: expected unqualified-id before numeric constant
  3 string f[1005];
  ^
0_0_30230789_30409.cpp:4:2: error: expected unqualified-id before numeric constant
  4 int n,len1,len2;
  ^
0_0_30230789_30409.cpp:5:2: error: expected unqualified-id before numeric constant
  5 string add(string s1,string s2)
  ^