View Compilation Error

0_0_39874913_25338.cpp: In function 'void Init_st()':
0_0_39874913_25338.cpp:18:30: error: 'dp' was not declared in this scope; did you mean 'dp2'?
   18 |                     if(i==0) dp[x][y][i][j]=min(dp[x][y][i][j-1],dp[x][y+(1<<(j-1))][i][j-1]);
      |                              ^~
      |                              dp2