/in/foo.cc: In function 'int main()':
/in/foo.cc:67:29: warning: narrowing conversion of '(((1ll * ((long long int)(m - 2))) * ((long long int)(m - 3))) % 1000000009ll)' from 'long long int' to 'int' inside { } [-Wnarrowing]
   {0,1,0,m-2,1ll*(m-2)*(m-3)%mod},
              ~~~~~~~~~~~~~~~^~~~
/in/foo.cc:68:29: warning: narrowing conversion of '(((1ll * ((long long int)(m - 2))) * ((long long int)(m - 3))) % 1000000009ll)' from 'long long int' to 'int' inside { } [-Wnarrowing]
   {1,0,m-2,0,1ll*(m-2)*(m-3)%mod},
              ~~~~~~~~~~~~~~~^~~~
/in/foo.cc:69:33: warning: narrowing conversion of '(((2ll * ((long long int)(m - 3))) * ((long long int)(m - 3))) % 1000000009ll)' from 'long long int' to 'int' inside { } [-Wnarrowing]
   {0,2,m-2,2*m-5,2ll*(m-3)*(m-3)%mod},
                  ~~~~~~~~~~~~~~~^~~~
/in/foo.cc:70:33: warning: narrowing conversion of '(((2ll * ((long long int)(m - 3))) * ((long long int)(m - 3))) % 1000000009ll)' from 'long long int' to 'int' inside { } [-Wnarrowing]
   {2,0,2*m-5,m-2,2ll*(m-3)*(m-3)%mod},
                  ~~~~~~~~~~~~~~~^~~~
/in/foo.cc:71:35: warning: narrowing conversion of '((((1ll * ((long long int)(m - 3))) * ((long long int)(m - 4))) % 1000000009ll) + 1ll)' from 'long long int' to 'int' inside { } [-Wnarrowing]
   {1,1,m-3,m-3,1ll*(m-3)*(m-4)%mod+1}
                ~~~~~~~~~~~~~~~~~~~^~
/in/foo.cc:87:6: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
    if(b[i])
      ^