A plank of wood set down on concrete 6

[[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.001,0.001,0.001,0.001,0.001,0.001,0.001,0.001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.001,0.001,0.001,0.001,0.001,0.001,0.002,0.002,0.002,0.002,0.002,0.002,0.001,0.001,0.001,0.001,0.001,0,0,0,0,0,0,0,0,0,0,0,0,0.001,0.001,0.002,0.002,0.002,0.003,0.003,0.003,0.003,0.003,0.002,0.002,0.002,0.002,0.001,0.001,-0.001,-0.001,-0.001,-0.002,-0.002,-0.002,-0.002,-0.002,-0.002,-0.001,-0.001,-0.001,0.001,0.001,0.001,0.002,0.002,0.003,0.005,0.005,-0.021,-0.021,0.039,0.032,0.022,0.055,-0.059,-0.07,-0.058,0.058,-0.035,0.106,0.106,-0.074,-0.091,-0.092,-0.099,-0.027,0.111,0.093,0.108,0.08,-0.06,-0.07,-0.041,-0.047,0.076,0.126,0.104,0.011,-0.065,-0.073,-0.079,0.04,0.087,0.087,0.042,-0.085,-0.096,-0.13,-0.118,-0.033,0.04,0.059,0.059,-0.065,-0.082,-0.084,-0.053,0.078,0.078,0.059,0.051,-0.052,-0.072,-0.03,0.016,0.018,0.087,0.087,0.019,-0.008,-0.028,-0.045,-0.03,0.033,0.033,0.032,0.032,-0.01,-0.02,-0.015,-0.02,0.021,0.016,0.015,-0.015,-0.024,-0.026,-0.014,0.018,0.018,-0.013,-0.023,-0.025,-0.027,0.016,0.031,0.031,-0.014,-0.035,-0.047,-0.053,-0.038,0.013,0.018,0.021,-0.019,-0.037,-0.036,-0.028,0.023,0.054,0.054,0.036,-0.009,-0.021,-0.038,-0.015,0.03,0.03,0.046,0.045,-0.015,-0.025,-0.025,-0.026,-0.015,0.042,0.04,0.009,-0.035,-0.037,-0.032,-0.028,-0.01,0.017,-0.023,-0.022,-0.081,-0.074,-0.119,-0.162,0.211,0.105,0.145,-0.112,-0.189,-0.105,0.247,0.247,0.243,-0.225,-0.245,-0.404,-0.281,-0.183,0.168,0.204,0.185,0.093,-0.092,-0.302,-0.302,0.132,0.179,0.28,0.294,0.213,-0.074,-0.177,-0.213,-0.078,0.161,0.2,0.215,0.215,-0.112,-0.243,-0.255,-0.206,-0.115,0.238,0.238,0.095,-0.246,-0.277,-0.322,-0.249,0.113,0.238,0.209,-0.055,-0.135,-0.151,-0.163,0.078,0.081,0.146,0.146,0.098,-0.038,-0.048,-0.054,-0.054,0.034,0.124,0.125,0.1,0.097,-0.045,-0.077,-0.081,-0.021,0.122,0.122,0.053,-0.032,-0.082,-0.081,-0.026,0.033,-0.033,-0.082,-0.106,-0.072,0.034,0.065,0.062,-0.092,-0.143,-0.141,-0.123,0.074,0.101,0.119,0.106,-0.124,-0.179,-0.168,-0.098,0.129,0.132,0.14,0.1,-0.074,-0.096,-0.095,-0.069,0.121,0.134,0.155,0.155,0.052,-0.119,-0.138,-0.102,0.119,0.179,0.19,0.188,-0.087,-0.201,-0.204,-0.161,0.106,0.168,0.175,0.135,-0.153,-0.197,-0.202,-0.172,0.067,0.11,0.106,0.067,-0.122,-0.141,-0.146,-0.115,0.067,0.109,0.097,0.066,-0.107,-0.089,-0.07,-0.061,-0.092,0.135,-0.115,0.229,0.194,0.175,0.097,-0.172,-0.189,0.182,0.206,0.101,0.134,0.065,-0.161,-0.161,0.07,0.057,-0.065,0.153,0.082,0.053,0.047,0.096,-0.135,-0.07,-0.089,-0.065,0.122,0.122,0.031,-0.131,-0.164,-0.224,-0.139,0.107,0.13,0.106,0.106,-0.133,-0.224,-0.159,-0.07,0.056,0.156,0.171,0.021,0.021,-0.062,-0.136,-0.16,0.142,0.306,0.19,0.274,-0.08,-0.137,-0.243,-0.188,0.159,0.203,0.244,0.244,0.228,-0.238,-0.178,-0.243,-0.132,0.068,0.244,0.155,-0.117,-0.149,-0.259,-0.223,0.086,0.093,0.049,-0.117,-0.117,-0.183,-0.182,-0.181,-0.18,-0.085,0.072,0.116,0.103,0.067,-0.118,-0.09,0.107,0.157,0.217,0.248,0.181,0.16,0.082,0.056,0.105,0.105,0.165,0.225,0.165,0.088,-0.111,-0.108,-0.151,-0.151,-0.07,0.039,0.032,-0.02,-0.073,-0.158,-0.167,-0.158,-0.145,-0.046,0.027,0.115,-0.078,-0.095,-0.139,-0.136,-0.082,0.047,0.126,0.121,0.094,-0.049,-0.09,-0.106,-0.085,0.074,0.075,0.117,0.117,0.079,0.077,-0.046,0.026,0.055,0.086,0.172,0.177,0.134,-0.038,-0.055,-0.068,-0.068,0.052,0.085,0.087,0.043,-0.042,-0.076,-0.109,-0.109,-0.065,0.058,0.076,0.063,0.063,-0.086,-0.181,-0.181,-0.142,-0.094,-0.011,0.039,0.041,-0.041,-0.073,-0.073,0.03,0.049,0.084,0.086,0.074,0.037,0.015,-0.018,0.014,0.039,0.07,0.077,0.077,0.048,0.027,-0.027,-0.023,0.027,0.037,0.042,0.051,0.05,0.026,-0.036,-0.036,-0.02,-0.016,0.009,0.011,0.017,-0.036,-0.051,-0.045,-0.037,-0.058,-0.059,-0.039,-0.038,-0.048,-0.038,-0.026,-0.059,-0.059,0.025,0.011,0.022,0.05,0.057,0.029,-0.009,0.025,0.029,0.035,0.06,0.057,0.039,-0.015,0.009,0.009,0.004,0.024,0.046,0.041,0.023,0.017,-0.024,-0.028,-0.022,0.042,0.073,0.073,0.032,-0.019,-0.039,-0.056,-0.056,-0.017,-0.014,-0.018,-0.019,-0.023,-0.024,-0.025,-0.025,-0.015,-0.014,-0.013,-0.015,0.003,0.009,0.007,-0.007,-0.006,0.022,0.022,0.016,0.027,0.026,0.018,-0.011,0.004,0.014,0.015,0.031,0.03,0.022,-0.012,-0.013,-0.018,-0.021,-0.014,0.013,0.012,-0.012,-0.021,-0.027,-0.02,-0.012,0.007,0.019,0.023,0.015,0.007,-0.006,-0.01,-0.009,0.01,0.011,0.008,0.002,-0.009,-0.012,-0.012,-0.01,-0.007,0.005,0.007,0.004,-0.006,-0.006,-0.004,0.003,0.009,0.009,0.008,0.003,-0.005,-0.006,-0.004,0.002,0.004,0.004,-0.003,-0.005,-0.006,-0.005,-0.003,0.004,0.006,0.006,0.003,-0.002,-0.003,-0.003,0.002,0.004,0.004,0.002,-0.004,-0.004,-0.004,-0.004,0.001,0.002,0.001,-0.002,-0.003,-0.003,-0.003,-0.002,0.003,0.003,0.002,0.001,-0.001,-0.001,-0.001,0.002,0.002,0.002,0.001,-0.001,-0.001,-0.001,-0.001,0.001,0.001,0.001,-0.001,-0.002,-0.002,-0.001,-0.001,0.001,0.001,-0.001,-0.001,-0.001,-0.001,0.001,0.001,0.001,0.001,0,-0.001,-0.001,0,0.001,0.001,0.001,0,-0.001,-0.001,-0.001,0,0.001,0.001,0,0,0,0,0,0,0,0,0,-0.001,-0.001,-0.001,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]]