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把你代码改了一下就过了 orz你的方法In Reply To:为何wrong answer呢 所有数据都能过 哪位牛人帮我看下 Posted by:810974380 at 2009-04-15 15:25:35 #include<iostream>
using namespace std;
int swap(int &m,int &n)
{ int temp;
if(m>n) {temp=m;m=n;n=temp;}
return 0;
}
int main()
{
int p,q,n,i,p1,p2;
while(cin>>p>>q)
{
p1=p;p2=q;
swap(p,q);int max=0;
for(i=p;i<=q;i++)
{
int t=0;
for(n=i;n>=1;)
{ if(n==1) {t++;break;}
else if(n%2==0)
{ t++;n=n/2;}
else {t++;n=3*n+1;}
}
if(t>max) max=t;
}
cout<<p1<<" "<<p2<<" "<<max<<endl;
}
return 0;
}
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