There are some Robin Hoods and robbers, 1 robber can kill 1-2 Robin Hoods in 1 minute, 3 Robin Hoods can confront 1 robber for 10 minutes, 4 Robin Hoods can kill 1 robber every 5 minutes, 5 Robin Hoods can kill 1 robber every 4 One bandit can be killed every minute, and 6 Robin Hoods can kill one bandit every 3 (1/3) minutes. There are currently 13 Robin Hoods and 4 robbers. If the Robin Hoods are not killed, they can be killed in a few minutes at the fastest. Kill all the robbers?
有一些罗宾汉和强盗，1个强盗1分钟可以杀死1～2名罗宾汉，3名罗宾汉可以和1个强盗对峙10分钟，4名罗宾汉每5分钟可以杀死1个强盗，5名罗宾汉每4分钟可以杀死1个强盗，6名罗宾汉每3(1/3)分钟可以杀死1个强盗，现有13名罗宾汉和4个强盗，在罗宾汉不阵亡的情况下，最快几分钟可以杀死所有的强盗？
<gadget id="calculator">5 + 5</gadget>
<output>10</output>

<result>10</result>