题解列表

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汽水瓶-题解(C++代码)

```cpp#includeusingnamespacestd;inta[10];intf(intx){intn,m=0,sum=0;while(x>2){n=x/3;m=x%3;sum+=n;x=m+n;}if(x==2){returnsum+1;}returnsum;}intmain(){intk