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| 2007/10/24 15:57:13瀏覽1294｜回應12｜推薦30 | |
有一個水池及a,b,c,d,e五根水管， 這五根水管當中有些是進水管，有些是出水管， 如果取當中某兩根水管一起打開，則注滿水池的時間分別為： a和b一起開(3小時注滿)， 請問，如果要在最短時間注滿水池，要取哪一根水管？ 輸入你的答案 a/b/c/d/e Click to Decrypt text (點擊此處解開火星文) bj7Jhv8cjbT21n5xQdbHh0FxNStl1/FkCwTwJhJIBNXEkvMJ\nseqENgZvwN3paetKNazMEe06lAuc/faQDSQWesKQy7aq5bLN\nDkUPvaWJA0Z8hxPhv2m04F1DwOgMYY88pugMyGQqZewG1Y89\nL6jZr48ZPh4SahwWzadnTEOr9PvC0yq/Fm47wPnGQotFAoin\ndGXnjccpyFQzDKxX6CZJEjCfLgDbvsnU+Zcnka6L2o0utU1U\nSjrVzqFxklL8lsCvqZYYQiHE9+4pGpT2G7SN96AhMleMApf4\nqCcCqS9ot1o7w85jwdMzKcyeuIaPZuWxF0QBTgKhDYgY8obh\n/JngTI/hQH9MBNPo4plZrYmgjsGzz3kI2UgNfcj4/MZCsiH6\nrd5YBGWgIDEv1jDtMa48LK/cEWkPjet14w+psppzj37ZZQkH\ne0kUNDyuyYvezq/M8Md2pecADhnA7OVrh3IslaKl7hOkJrbI\n+AFkMKZMUiUXaLJH1VHdU2+9nWlqaMJ4vqIrifpyz1pSgs+B\nX7eIsVwsDGlmWkchF0YgAL91HdcV0q6YyPes7Qd2hAe3fWkW\nxoTCxM2hWrKul+zwib44ZNB464WisXHwVfIrVey2vtD94Qbv\nWDYmFaKqwOUGHbl2dWnyoAPuBtFWVICEoZPQrgu06cxVNUX/\naEZi+6KpK80FsXSllIK6AErayHU3+LFlRmPa3QFqxNjcO+Rp\npcCSVf5MnXi9T8yERAD1I/Oxc2F08NYZpZ+RlI4X0eOuY8Wj\nK+mtG2yuQWHOq6xP5lxa8yK27F0aFPHgSR4ZMuS/kJWd1lWO\n0SeUlwDgDilvRfRUlPs/E+1LqTmyybW61c2ZMSeBTMWcATZT\npoRhaZ42gUZ4eL5+u49go97MSRznn2Ent0XBU2z4J2LOwSNW\nqxkimTZ1AdwfKICXa7tHJ4S+OPiEHkslDzhlzP5dYjwYpxO/\nCgfn4rFJ/ptP1ROi7d9uvMQ10iW4qYYejuEa3v1KnDLEH+/K\nUbnONA70rrn8m/Y20fRScmxXhGRfxL5uAXLfCy9RdlTwp+QA\nASr8azr2TorMbnIo+cbtaiRHqpdE4V1sjw6udBKEpOrVOnD2\nLmeT2hW5Rj/asmUaYQo4tiCEZ2qW4SyT3ITWeQCIyzT+opCI\nKxW9pAriy0fzeMtiVblwRYFpju0dAxe6RbJ6CViU+1vIyKM8\nxdL7t66j+tv524aOnq93RYHST4wJogz2rhb24a+1OBQrdBv/\nBb2fuOQ3CVfpMjq6adMHwlwtRzVP7Wea )
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