/in/foo.cc: In function 'int main()':
/in/foo.cc:31:19: warning: array subscript 2025 is above array bounds of 'int [2025]' [-Warray-bounds]
   31 |      cout<<dp[2025]<<endl;
      |                   ^
/in/foo.cc:8:21: note: while referencing 'dp'
    8 | int l[maxn],r[maxn],dp[2025];
      |                     ^~