挿入、抽出

• 1: $87.04000
• 5: $81.76387
• 10: $79.12682

価格を求める

• 1: $42.40000
• 5: $40.04063
• 10: $37.68530

• 1: $104.16000
• 5: $97.84727
• 10: $94.69091

• 1: $43.40000
• 5: $40.84793
• 10: $39.57189

• 1: $54.58000
• 5: $51.37226
• 10: $49.76739

• 1: $103.70000

• 1: $1017.90000

• 1: $177.32000

• 1: $2800.00000

• 1: $98.97000