foo.cc: In function 'int main()':
foo.cc:44:21: error: 'm' was not declared in this scope
   44 |     if(p==10&&k==4&&m==1){
      |                     ^
foo.cc:56:2: error: 'dp' was not declared in this scope; did you mean 'p'?
   56 |  dp[1][j]=num_w[0][j];
      |  ^~
      |  p

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