View Compilation Error

0_0_20617721_32474.cpp:6:16: error: 'maxn0' was not declared in this scope
 char map[maxn][maxn0][maxn];  
                ^
0_0_20617721_32474.cpp: In function 'int check(int, int, int)':
0_0_20617721_32474.cpp:19:68: error: 'map' was not declared in this scope
     if(x<0 || y<0 || z<0 || x>=n || y>=n || z>=n || vis[x][y][z]|| map[x][y][z]=='X' )  
                                                                    ^
0_0_20617721_32474.cpp: In function 'int main()':
0_0_20617721_32474.cpp:69:29: error: 'map' was not declared in this scope
                 scanf("%c",&map[j][k][i]);  
                             ^