foo.cc: In function 'long long int query(long long int, long long int, long long int)':
foo.cc:44:83: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   44 |                                 for(int i=1;i<=n;i++)if(L[v]<=dfn[i]&&dfn[i]<=R[v]&&(anc[x][i]||anc[y][i])||L[x]<=dfn[i]&&dfn[i]<=R[x]||L[y]<=dfn[i]&&dfn[i]<=R[y])sm1=(sm1+a[i])%mod;
      |                                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:44:149: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   44 |                                 for(int i=1;i<=n;i++)if(L[v]<=dfn[i]&&dfn[i]<=R[v]&&(anc[x][i]||anc[y][i])||L[x]<=dfn[i]&&dfn[i]<=R[x]||L[y]<=dfn[i]&&dfn[i]<=R[y])sm1=(sm1+a[i])%mod;
      |                                                                                                                                         ~~~~~~~~~~~~^~~~~~~~~~~~~~

Found 50 testcases.
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