View Compilation Error

0_0_28353804_23530.cpp:3:17: error: expected initializer before 's'
 int m,n,e[10010]s[10010][10010],used[10010];
                 ^
0_0_28353804_23530.cpp: In function 'bool find(int)':
0_0_28353804_23530.cpp:13:7: error: 'used' was not declared in this scope
   if(!used[j]&&s[j][x])
       ^
0_0_28353804_23530.cpp:13:16: error: 's' was not declared in this scope
   if(!used[j]&&s[j][x])
                ^
0_0_28353804_23530.cpp:16:8: error: 'e' was not declared in this scope
    if(!e[j]||find(e[j])){
        ^
0_0_28353804_23530.cpp: In function 'int main()':
0_0_28353804_23530.cpp:29:10: error: 's' was not declared in this scope
   memset(s,0,sizeof(s));
          ^
0_0_28353804_23530.cpp:67:10: error: 'e' was not declared in this scope
   memset(e,0,sizeof(e));
          ^
0_0_28353804_23530.cpp:72:12: error: 'used' was not declared in this scope
     memset(used,0,sizeof(used));
            ^