foo.cc: In function 'int main()':
foo.cc:6:5: error: expected ',' or ';' before 'cin'
    6 |     cin>>t>>m;
      |     ^~~
foo.cc:12:41: error: 'pri' was not declared in this scope
   12 |                 f[j]=max(f[j],f[j-a[i]]+pri[i]);
      |                                         ^~~

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