class="row"><div class="column"><h4 class="ui top attached block header">输出格式</h4><div class="ui bottom attached segment font-content"><div style="position: relative; overflow: hidden;"><div class=content><div>Your program should print out one integer to the standard output: the total cost of building all the TIPs.</div>
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输出一行一个整数，即最小的总费用。		</pre>
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