/in/foo.cc: In function 'int main()':
/in/foo.cc:5:29: warning: statement has no effect [-Wunused-value]
  int a=0; a >= -10000000000 && a <= 10000000000;
           ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~
/in/foo.cc:6:29: warning: statement has no effect [-Wunused-value]
  int b=0; b >= -10000000000 && b <= 10000000000;
           ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~