min_signal_strength = 5;
TOWER = {t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14};
HANDSET = {h0, h1, h2, h3, h4, h5, h6, h7, h8, h9, h10, h11, h12, h13, h14, h15, h16, h17, h18, h19, h20, h21, h22, h23, h24, h25, h26, h27, h28, h29, h30, h31, h32, h33, h34, h35, h36, h37, h38, h39, h40, h41, h42, h43, h44, h45, h46, h47, h48, h49, h50, h51, h52, h53, h54, h55, h56, h57, h58, h59, h60, h61, h62, h63, h64, h65, h66, h67, h68, h69, h70, h71, h72, h73, h74, h75, h76, h77, h78, h79, h80, h81, h82, h83, h84, h85, h86, h87, h88, h89, h90, h91, h92, h93, h94, h95, h96, h97, h98, h99};
distance = [|39.62,31.06,57.14,33.06,32.02,37.22,39.20,37.11,13.04,68.12,25.32,45.61,29.41,12.17,49.58
    |42.52,48.88,3.61,26.17,28.86,50.61,36.24,25.08,48.37,43.57,34.13,46.75,38.48,58.46,38.83
    |44.01,41.98,36.36,14.76,23.54,47.52,39.32,11.66,26.63,64.47,19.03,51.04,32.06,24.19,49.24
    |36.06,43.46,5.00,26.40,26.02,44.42,30.02,27.66,46.04,35.36,32.39,39.62,33.96,58.87,31.24
    |45.31,47.43,21.40,15.56,24.70,51.48,39.22,8.94,38.59,57.56,25.50,51.55,36.06,42.01,46.53
    |8.49,9.85,47.51,38.90,28.79,3.61,14.87,46.49,29.73,32.28,31.26,7.07,18.25,50.70,16.12
    |36.24,29.83,47.52,23.02,23.71,36.14,34.21,26.68,10.05,63.03,16.55,42.95,24.41,12.04,45.00
    |33.24,30.59,34.93,10.20,14.42,36.22,29.12,13.93,16.28,56.08,8.25,40.31,21.02,22.47,39.56
    |29.83,39.20,18.03,33.24,28.65,38.33,25.08,36.89,47.43,22.36,35.85,31.30,32.39,63.81,21.95
    |39.05,36.88,34.93,11.31,18.97,42.43,34.53,11.05,22.02,60.37,14.00,46.10,27.02,23.09,44.64
    |40.36,45.80,5.83,21.02,24.70,48.10,33.97,19.70,43.74,45.04,29.43,45.22,34.99,53.15,38.01
    |15.13,5.10,50.54,35.81,26.87,8.60,19.24,43.27,20.02,43.46,26.42,18.36,15.62,40.26,25.71
    |19.42,19.03,57.98,49.98,39.92,13.34,25.81,57.58,38.33,36.01,41.98,15.00,29.12,58.69,24.19
    |15.52,25.96,32.65,36.14,27.31,23.02,14.21,42.43,40.46,14.87,33.62,14.32,24.08,60.21,5.00
    |23.09,28.64,55.57,54.15,44.05,22.36,28.07,61.40,48.47,24.35,48.17,16.03,35.36,69.46,20.62
    |22.80,25.32,59.20,54.34,44.15,19.10,28.79,61.85,45.12,31.78,47.17,16.55,34.13,65.80,24.08
    |27.02,22.83,66.07,55.07,45.49,19.10,33.30,62.65,39.32,46.04,46.10,24.17,34.13,58.14,33.62
    |33.62,26.93,47.17,23.09,22.47,33.24,31.89,27.51,7.07,60.83,15.52,40.25,22.02,14.42,42.64
    |24.60,19.03,41.11,19.24,15.03,25.18,22.67,25.61,5.00,51.62,9.49,31.38,12.81,23.60,33.42
    |39.12,46.62,5.00,28.79,29.00,47.51,33.12,29.41,49.01,36.88,35.23,42.52,37.11,61.35,33.97
    |19.42,29.83,31.02,37.34,29.15,27.02,17.49,43.17,43.60,12.53,35.81,18.25,27.20,62.94,9.00
    |47.54,43.05,46.96,23.43,29.68,49.16,44.01,22.47,24.33,71.34,23.26,54.57,35.17,13.93,54.63
    |12.65,7.28,51.04,39.36,29.68,4.12,18.36,46.96,26.31,38.60,30.68,13.34,18.36,46.84,22.00
    |22.80,29.68,52.77,53.00,43.05,23.60,27.07,60.07,49.19,20.25,47.68,15.81,35.17,70.21,18.44
    |32.25,32.20,26.93,2.24,11.00,37.00,27.00,7.81,22.36,51.48,9.22,39.12,21.19,30.36,36.50
    |26.08,25.94,28.02,6.40,5.39,30.68,21.10,13.89,18.44,47.01,4.12,33.02,14.87,30.89,31.05
    |28.44,38.05,20.10,34.06,28.84,36.88,24.00,38.08,47.17,20.22,36.06,29.55,31.78,64.07,20.12
    |27.59,33.62,12.08,17.03,15.03,35.47,21.21,20.59,35.06,35.51,21.59,32.45,23.41,48.75,25.63
    |23.41,32.39,18.79,28.02,22.20,31.95,18.25,32.70,40.50,23.19,29.41,25.81,25.32,57.43,16.97
    |28.07,18.03,62.39,44.69,37.22,20.62,32.14,51.62,23.32,55.66,34.71,30.36,26.93,39.12,38.47
    |18.03,18.00,56.57,48.70,38.63,12.17,24.41,56.30,37.48,35.00,40.79,13.60,27.89,57.97,22.83
    |36.24,46.52,42.05,54.59,47.20,42.38,35.61,59.62,61.85,7.28,54.04,32.57,45.45,81.32,25.55
    |40.00,44.69,9.22,18.03,22.83,47.42,33.60,16.16,41.23,47.01,26.93,45.28,33.60,49.82,38.63
    |16.40,22.36,23.32,18.44,10.00,24.08,10.00,25.02,27.51,31.76,16.97,21.93,13.04,44.82,17.00
    |31.14,37.59,8.06,19.72,19.00,39.20,24.84,22.02,39.01,36.06,25.32,35.61,27.51,52.00,28.18
    |20.12,10.00,50.60,32.56,25.06,15.62,22.36,39.62,13.15,49.24,22.63,24.84,15.30,32.76,30.87
    |24.35,26.08,61.22,55.79,45.61,20.00,30.46,63.32,45.71,33.96,48.37,18.36,35.36,66.22,26.17
    |30.02,40.20,26.00,40.00,34.06,38.05,26.68,44.29,51.43,14.87,41.23,29.61,35.47,69.20,20.22
    |43.93,34.71,63.13,39.05,37.85,40.61,44.10,42.95,18.38,72.80,31.26,49.52,34.48,14.42,54.20
    |25.32,22.80,34.00,11.66,8.94,28.28,21.54,18.38,12.37,49.41,2.00,32.39,13.04,26.40,32.20
    |30.81,35.61,12.00,13.42,14.56,38.21,24.41,15.81,34.13,40.61,20.00,36.24,24.70,45.88,30.08
    |30.23,25.00,69.20,57.14,47.80,22.02,36.40,64.66,40.02,50.04,47.89,27.86,36.40,58.00,37.34
    |16.28,26.68,31.30,35.44,26.83,24.00,14.42,41.59,40.61,15.00,33.29,15.52,24.21,60.14,6.08
    |28.28,25.08,67.27,57.25,47.51,20.81,34.66,64.85,42.19,45.28,48.47,24.70,36.24,61.20,34.00
    |45.34,36.89,60.67,36.12,36.40,43.05,44.69,39.20,18.44,73.66,29.41,51.40,34.83,8.60,55.17
    |36.88,27.66,58.01,34.71,32.14,33.60,37.22,39.56,12.17,65.80,26.02,42.45,27.73,17.26,47.20
    |31.26,21.02,64.51,45.80,38.91,24.04,35.01,52.50,23.43,59.14,35.81,33.84,29.12,37.48,41.77
    |50.16,52.43,23.26,20.52,29.68,56.44,44.01,13.60,43.27,61.20,30.41,56.30,41.05,45.28,50.99
    |44.41,48.84,11.70,20.62,26.63,51.74,38.01,17.12,44.27,51.01,30.08,49.74,37.64,51.24,43.08
    |22.80,18.79,61.85,51.00,41.34,14.87,29.07,58.59,36.06,43.01,42.15,20.25,30.02,55.44,29.73
    |19.10,17.89,32.56,14.42,6.32,22.80,15.23,21.95,14.32,43.42,6.00,26.17,7.07,31.83,25.94
    |31.26,41.01,21.02,36.80,31.91,39.62,27.02,40.50,50.33,19.92,39.12,31.95,34.93,67.12,22.47
    |53.41,45.28,65.25,40.52,42.54,51.48,52.33,42.19,26.25,81.32,35.36,59.64,42.43,8.06,62.97
    |8.06,4.47,46.04,34.93,25.06,2.00,13.42,42.54,24.35,35.85,26.68,10.82,13.93,45.31,18.25
    |54.20,46.14,65.52,40.80,43.05,52.35,53.04,42.30,27.02,82.02,35.85,60.46,43.14,8.25,63.70
    |22.47,25.46,22.36,10.20,4.00,28.84,16.49,17.03,24.02,39.81,10.77,28.86,14.21,38.59,25.08
    |8.49,18.36,39.20,37.00,27.07,14.32,11.18,44.10,35.61,21.02,32.02,5.10,20.12,56.30,4.47
    |48.17,53.41,11.18,26.48,31.76,55.87,41.77,23.09,50.00,51.48,35.74,53.01,42.44,57.22,45.65
    |42.01,32.53,63.01,39.32,37.34,38.29,42.54,43.68,17.46,71.03,31.02,47.38,33.11,17.00,52.43
    |21.10,11.31,50.00,31.24,24.17,17.20,22.80,38.18,11.18,50.25,21.26,26.17,15.03,30.81,31.76
    |32.06,22.56,67.62,50.33,42.72,24.02,36.67,57.28,28.84,58.46,40.36,33.38,32.20,43.57,42.05
    |19.70,13.60,58.25,45.79,36.40,11.18,25.55,53.34,30.07,43.57,36.67,19.03,25.00,49.50,28.28
    |26.42,20.62,65.22,52.70,43.42,18.03,32.45,60.21,35.69,48.04,43.42,24.74,32.02,54.04,34.21
    |50.33,55.44,13.34,27.89,33.62,57.98,43.93,24.00,51.55,53.60,37.34,55.22,44.41,58.08,47.89
    |4.47,14.87,37.48,33.06,23.00,12.04,7.00,40.31,31.24,24.70,27.66,5.83,15.65,51.87,6.32
    |45.28,50.80,8.06,25.08,29.55,53.08,38.90,22.56,48.27,48.37,33.96,50.00,39.96,56.57,42.54
    |17.46,27.86,34.93,39.29,30.46,24.33,16.97,45.54,43.19,12.04,36.72,15.00,26.87,63.13,6.71
    |6.08,16.49,35.38,32.00,22.09,14.14,6.32,39.12,31.83,23.60,27.20,7.81,15.81,52.20,5.00
    |10.30,8.06,49.20,39.00,29.07,2.24,16.40,46.62,27.89,35.44,30.81,10.20,18.03,48.70,19.03
    |29.27,39.62,29.02,41.88,35.36,37.01,26.57,46.52,51.97,11.70,42.45,28.16,35.78,70.29,19.00
    |24.21,31.38,14.87,20.62,16.16,32.45,18.03,25.08,35.69,30.59,23.26,28.43,22.20,51.11,21.02
    |16.28,8.49,53.85,40.50,31.24,8.00,21.54,48.02,25.00,42.72,31.30,17.46,19.85,44.91,26.02
    |34.48,42.38,8.00,27.78,26.31,42.94,28.64,29.70,46.27,32.39,32.98,37.64,33.38,60.01,29.00
    |23.71,18.03,41.19,19.72,15.00,24.19,21.93,26.25,5.10,50.91,9.85,30.46,12.04,24.41,32.65
    |31.02,41.44,36.01,47.89,40.61,37.85,29.68,52.92,55.80,5.66,47.51,28.28,39.41,74.97,20.25
    |31.02,29.41,31.58,7.00,11.18,34.71,26.48,12.21,17.49,52.84,6.08,38.05,19.10,26.00,36.69
    |23.09,27.20,57.69,54.59,44.41,20.88,28.64,61.98,47.13,28.16,48.00,16.28,35.01,68.01,22.47
    |44.38,46.62,20.62,14.87,23.85,50.61,38.28,8.54,38.08,56.57,24.84,50.60,35.23,42.00,45.54
    |42.72,37.34,47.43,22.85,26.87,43.57,39.82,24.08,18.03,68.01,19.85,49.65,30.46,10.05,50.61
    |17.00,12.17,39.29,21.26,13.42,18.00,15.62,28.60,10.63,44.60,11.66,23.77,5.83,31.06,26.17
    |52.63,57.38,16.28,28.79,35.23,60.14,46.23,24.19,52.55,56.57,38.48,57.69,46.23,58.00,50.54
    |40.72,34.71,48.51,23.77,26.40,41.00,38.28,26.02,15.03,66.84,19.21,47.54,28.65,8.94,49.09
    |10.63,4.47,42.05,27.78,18.44,10.00,12.17,35.36,17.00,39.66,18.97,16.64,7.07,38.01,21.10
    |23.71,34.01,37.11,44.60,36.24,30.08,23.35,50.45,49.58,5.66,42.72,20.40,33.24,69.43,13.04
    |30.48,40.22,45.54,53.76,45.19,35.36,31.40,59.67,57.31,5.39,51.48,25.55,41.23,77.62,20.62
    |16.16,26.57,34.44,38.08,29.15,23.19,15.56,44.41,41.77,13.45,35.36,14.04,25.46,61.72,5.39
    |36.40,38.60,19.24,7.62,15.81,42.54,30.36,5.66,31.38,50.45,17.49,42.72,27.20,38.64,38.12
    |5.10,15.13,34.66,30.02,20.02,13.60,4.12,37.22,29.70,25.61,25.00,8.94,13.60,50.00,7.07
    |34.01,23.71,61.98,40.72,35.69,28.60,36.14,46.65,17.00,63.06,31.02,38.28,28.07,27.66,44.78
    |16.55,25.32,23.43,25.63,17.80,25.08,11.18,31.58,34.44,24.17,24.76,19.80,18.68,52.50,12.08
    |38.47,31.89,77.10,63.25,54.45,30.02,44.42,70.60,43.86,59.08,53.60,36.69,43.14,59.68,46.17
    |21.10,19.70,32.25,12.81,6.00,24.74,17.09,20.25,14.04,45.00,4.00,28.16,9.06,30.48,27.73
    |22.09,12.04,56.86,40.31,32.20,14.87,26.17,47.51,20.88,49.98,30.48,24.70,21.47,39.12,32.56
    |8.06,18.11,32.56,30.07,20.40,16.49,5.66,37.01,31.89,23.35,26.00,10.63,15.56,51.86,5.39
    |27.46,22.20,66.40,54.38,45.00,19.21,33.60,61.91,37.66,48.00,45.18,25.30,33.60,56.04,34.79
    |10.30,13.00,48.80,41.48,31.32,6.71,16.64,49.04,32.89,30.59,34.13,6.32,21.10,53.85,15.81
    |32.31,21.93,61.39,40.71,35.17,26.63,34.71,46.87,17.20,61.27,30.87,36.36,27.00,29.43,43.08
    |41.34,35.36,80.21,67.01,58.05,33.02,47.43,74.40,47.93,60.41,57.43,39.00,46.69,63.79,48.47
    |6.08,4.47,43.27,32.31,22.36,4.47,10.77,39.92,23.26,34.89,24.33,10.63,11.40,44.28,16.76
    |41.73,32.80,60.13,36.06,34.93,38.83,41.62,40.02,15.65,70.43,28.28,47.51,31.91,13.00,51.86|];
demand = [49, 91, 47, 93, 33, 69, 63, 42, 82, 69, 49, 78, 73, 77, 75, 61, 73, 61, 90, 41, 33, 38, 95, 59, 94, 38, 86, 97, 59, 10, 73, 51, 89, 32, 61, 45, 89, 9, 9, 11, 15, 3, 38, 21, 84, 40, 9, 97, 5, 25, 29, 6, 58, 44, 57, 81, 50, 39, 16, 91, 23, 95, 51, 67, 91, 3, 43, 31, 96, 23, 46, 48, 36, 43, 15, 91, 98, 33, 10, 99, 28, 41, 83, 28, 37, 8, 53, 43, 1, 42, 56, 62, 65, 81, 23, 13, 27, 70, 69, 55];
capacity = [300, 300, 300, 300, 300, 300, 300, 300, 300, 300, 300, 300, 300, 300, 300];