foo.cc: In lambda function:
foo.cc:82:25: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   82 |                         if(y == fa) continue; ++m;
      |                         ^~
foo.cc:82:47: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   82 |                         if(y == fa) continue; ++m;
      |                                               ^~
foo.cc: In function 'int main()':
foo.cc:99:47: warning: value computed is not used [-Wunused-value]
   99 |         if(dp[0][0] == mx) ( sum += p[0][0] ) % mod;
      |                            ~~~~~~~~~~~~~~~~~~~^~~~~
foo.cc:100:47: warning: value computed is not used [-Wunused-value]
  100 |         if(dp[0][1] == mx) ( sum += p[0][1] ) % mod;
      |                            ~~~~~~~~~~~~~~~~~~~^~~~~

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