calculate from keyboard0 id_3c91434f_d469_4002_8a4a_b749666d10c2 Begin id_f4e421e4_c0f8_4e69_ad0c_e2705c6ac905 n id_3c91434f_d469_4002_8a4a_b749666d10c2:s->id_f4e421e4_c0f8_4e69_ad0c_e2705c6ac905:n id_adc18204_d29c_4d35_b8a6_15512ecae5a7 n id_f4e421e4_c0f8_4e69_ad0c_e2705c6ac905:s->id_adc18204_d29c_4d35_b8a6_15512ecae5a7:n id_2a30ac38_f1dc_4c84_b197_d7373d470563 equation(n) id_adc18204_d29c_4d35_b8a6_15512ecae5a7:s->id_2a30ac38_f1dc_4c84_b197_d7373d470563:n id_71a6285f_f1f2_46ee_8c21_f8646ab17be8 SumF = equation(n) id_2a30ac38_f1dc_4c84_b197_d7373d470563:s->id_71a6285f_f1f2_46ee_8c21_f8646ab17be8:n id_058115ed_9f31_4196_ab98_301eb9f99569 sumF id_71a6285f_f1f2_46ee_8c21_f8646ab17be8:s->id_058115ed_9f31_4196_ab98_301eb9f99569:n id_30ba91d9_d8dd_4dc6_97bc_77b6048e2dc5 End id_058115ed_9f31_4196_ab98_301eb9f99569:s->id_30ba91d9_d8dd_4dc6_97bc_77b6048e2dc5:n