View Compilation Error

0_0_19608069_19710.cpp:2:4: error: stray '#' in program
  2 #include <cstdio>
    ^
0_0_19608069_19710.cpp:2:2: error: expected unqualified-id before numeric constant
  2 #include <cstdio>
  ^
0_0_19608069_19710.cpp:4:2: error: expected unqualified-id before numeric constant
  4 int a[10000001];
  ^
0_0_19608069_19710.cpp:5:2: error: expected unqualified-id before numeric constant
  5 
  ^
0_0_19608069_19710.cpp:14:1: error: expected unqualified-id before numeric constant
 14 int find(int n)
 ^