D÷ 2
ѡ⡿ĸϷг˾籾D AϷ B CϷ DϷ 3
ѡ⡿һϷҪ־A籾 B CϷƱ D 4
ж⡿
μǡϷ̣ 5
ж⡿
ϷеŻǻ䡣̣
Ӿ硪Ϸĵһƽʱ 1
ѡ⡿СǡǣD
A A Bغ CԶ Dʵ 2
ѡ⡿غ乲ԪӾǣA A67 B77 C47 D57 3
ѡ⡿СΡǣB A Bغ Cʵ DԶ 4
ж⡿
ݶŶյŮӿòʡ 5
ж⡿
йı紫ͳĿ֮һǡԩ̣
Ӿ 1
ѡ⡿ĸɫԪӾаǣA Aĩ B Cĩ D 2
ѡ⡿ĸйϷʷϵĵһƽʱA B CϷ DԪӾ 3
ѡ⡿ԪӾҪУABC Aغ BԶ Cʵ D÷ 4
ж⡿
ԪϷһΪۡ 5 ж⡿
D ШԭָľʹõƷ̣
ʵ롶ǡ 1
ѡ⡿ǡеﲻC Aݺݺ B Cʵ D 2
ѡ⡿ԪӾĴҲD Aغ BԶ Cʵ D 3
ѡ⡿СǣA AԶ Bغ Cʵ D 4