program main implicit none integer*8::AX,AY integer*8::lm,um print '("-1 -1")' read *, lm print '("1000000001 -1")' read *, um AX = (lm-um)/2+500000000 print '("-1 1000000001")' read *, um AY = (lm-um)/2+500000000 print '(i0," ",i0)',AX,AY end program main