Seq2Seq_addition 本示例训练LSTM进行附加任务 95+92 = 187 2+42 = 44 35+93 = 128 19+14 = 33 39+89 = 128 6+4 = 10 5+95 = 100 38+30 = 68 68+49 = 117 97+41 = 138 61+47 = 108 7+63 = 70 18+59 = 77 91+55 = 146 62+59 = 121