880+90=770+50=70+60=660+50=
30+80=240+80=60+90=530+80=
70+370=490+30=50+560=830+80=
90+20=40+80=40+70=50+90=
190+80=170+50=20+90=80+570=
90+90=70+570=80+640=650+90=
30+80=90+40=60+570=860+50=
370+40=60+60=50+90=680+60=
390+30=330+80=350+80=380+50=
590+50=50+60=80+750=90+250=
30+80=240+80=60+90=530+80=
70+370=490+30=50+560=830+80=
90+20=40+80=40+70=50+90=
190+80=170+50=20+90=80+570=
90+90=70+570=80+640=650+90=
30+80=90+40=60+570=860+50=
370+40=60+60=50+90=680+60=
390+30=330+80=350+80=380+50=
590+50=50+60=80+750=90+250=