View Compilation Error

0_0_26417817_3808.cpp: In function 'int main()':
0_0_26417817_3808.cpp:40:6: error: 'duilie' was not declared in this scope
      duilie now=d[l++];l%=M;
      ^
0_0_26417817_3808.cpp:41:9: error: 'now' was not declared in this scope
     if (now.z>=ans)break;
         ^
0_0_26417817_3808.cpp:42:9: error: 'now' was not declared in this scope
     if (now.s==(1<<k)-1){
         ^
0_0_26417817_3808.cpp:47:18: error: 'now' was not declared in this scope
        duilei t={now.x+dx[i],now.y+dy[i],
                  ^