View Compilation Error

0_0_36593175_5002.cpp: In function 'void D(int, int, int, int)':
0_0_36593175_5002.cpp:20:5: error: invalid types 'int[int]' for array subscript
  w[x][y][z] = min(b,w[x][y][z]);
     ^
0_0_36593175_5002.cpp:20:10: error: 'z' was not declared in this scope
  w[x][y][z] = min(b,w[x][y][z]);
          ^
0_0_36593175_5002.cpp:20:24: error: invalid types 'int[int]' for array subscript
  w[x][y][z] = min(b,w[x][y][z]);
                        ^
0_0_36593175_5002.cpp:40:19: error: invalid types 'int[int]' for array subscript
   if((b+1) >= w[xx][yy][zz])
                   ^
0_0_36593175_5002.cpp: In function 'int main()':
0_0_36593175_5002.cpp:70:6: error: 'z' was not declared in this scope
   if(z[a-1][b-1][c-1] != INF)
      ^