# Constraints problem += 47.7*AA+ 55.8*AB+ 66.6*AC+ 48.4*AD+ 52.4*AE+ 36.4*AF+ 31*AG+ 27.1*AH+ 57.5*AI+ 38.9*AJ+ 36.8*AK+ 35.5*AL+ 57.5*AM+ 9.5*AN+ 38.1*AO+ 27.3*AP+ 27.2*AQ+ 31.4*AR+ 30.8*AS+ 39.2*AT+ 37.7*AU+ 37*AV+ 47.3*AW+ 30.3*AX+ 0*AY+ 92.9*AZ+ 40.2*BA+ 41.8*BB+ 35.8*BC+ 26.4*BD+ 29.1*BE+ 52.7*BF+ 30.2*BG+ 34.3*BH+ 41.9*BI+ 42.4*BJ+ 42.4*BK+ 31.2*BL+ 0.1*BM+ 62.8*BN+ 76*BO+ 44.1*BP+ 31*BQ+ 3