【正文】
??????????????????????????*5665,443m i n)17(13)25(321050m i n)2()1()1()1()0(m i n)1( KdfCfSCPf?????????????????????????????????*5665,121214m in)8(20)25(211050m in)3()2()1()2()0(m in)2( 69 RdfCfSCPf????????????????????????????????*5665,244024m i n040)25(111050m i n)4()3()1()3()0(m i n)3( RdfCfSCPf????????????????????????????????*5665,307030m in070)25(51050m in)5()4()1()4()0(m in)4(RdfCfSCPf????????????????????????????????*5665,3510035m in0100)25(01050m in)6()5()1()5()0(m in)5(70 RdfCfSCPf????????????????????????????????*5665,3510035m in0100)25(01050m in)7()6()1()6()0(m in)6( KdRdtftCftSCPtf??????????????44554)1()()1()()0(m in)( RdfCfSCPf????????????????????????????????*4554,242524m in1213)4(321050m in)2()1()1()1()0(m in)1( 對(duì)于 k =4: 71 RdfCfSCPf????????????????????????????????*4554,354435m i n2420)4(211050m i n)3()2()1()2()0(m i n)2( RdfCfSCPf????????????????????????????????*4554,457045m i n3040)4(111050m i n)4()3()1()3()0(m i n)3( 72 RdfCfSCPf????????????????????????????????*4554,5110551m i n3570)4(51050m i n)5()4()1()4()0(m i n)4( RdfCfSCPf????????????????????????????????*5554,5613556m i n35100)4(01050m i n)6()5()1()5()0(m i n)5( 73 對(duì)于 k =3: KdRdtftCftSCPtf??????????????33443)1()()1()()0(m in)( KdfCfSCPf???????????????????????????????*3443,484852m in351324321050m in)2()1()1()1()0(m in)1( 74 RdfCfSCPf???????????????????????????????*3443,739173m i n514024111050m i n)4()3()1()3()0(m i n)3( RdfCfSCPf???????????????????????????????*3443,7912 679m i n56702451050m i n)5()4()1()4()0(m i n)4( RdfCfSCPf???????????????????????????????*3443,636563m in452024211050m in)3()2()1()2()0(m in)2(75 KdRdtftCftSCPtf??????????????22332)1()()1()()0(m in)( RdKdfCfSCPf????????????????????????????????*2*2332,767676m i n631348321050m i n)2()1()1()1()0(m i n)1(或者 RdfCfSCPf???????????????????????????????*2332,879387m i n732048211050m i n)3()2()1()2()0(m i n)2( 對(duì)于 k =2: 76 RdfCfSCPf???????????????????????????????*2332,7311997m in794048111050m in)4()3()1()3()0(m in)3( 對(duì)于 k =1: KdRdtftCftSCPtf??????????????11221 )1()()1()()0(m in)(RdfCfSCPf???????????????????????????????*1221,115117115m in972076211050m in)3()2()1()2()0(m in)2(97 77 由以上計(jì)算可知,本問(wèn)題有兩個(gè)決策,它們對(duì)應(yīng)的最小費(fèi)用都是 115。 年份 1 2 3 4 5 決策 1 更新 更新 繼續(xù) 更新 繼續(xù) 決策 2 更新 繼續(xù) 更新 更新 繼續(xù) 這兩個(gè)決策是 設(shè) 備 更 新 問(wèn) 題 78 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH