/in/foo.cc:51:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){ ios::sync_with_stdio(0); cin.tie(0);
      ^
/tmp/ccwgOdcZ.s: Assembler messages:
/tmp/ccwgOdcZ.s:517: Error: junk `(%rip)' after expression
/tmp/ccwgOdcZ.s:517: Error: operand type mismatch for `lea'
/tmp/ccwgOdcZ.s:675: Error: junk `(%rip)' after expression
/tmp/ccwgOdcZ.s:675: Error: operand type mismatch for `lea'