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显然是错的.In Reply To:本人写了一个时间复杂度为O（1）算法 试了好多数都通过 但提交不了 怎么回事呀 Posted by:xq111 at 2005-07-12 22:23:01 >
> #include <iostream.h>
> #include <math.h>
>
> void main()
> {
> unsigned long int x,y,m,n,L,t;
> cin>>x>>y>>m>>n>>L;
> if(m==n) cout<<"Impossible"<<endl;
> else
> {
> if(m>n)
> {
> if(abs(x-y)%(m-n)==0)
> {
> t=abs(x-y)/(m-n);
> cout<<t<<endl;
> }
> else cout<<"Impossible"<<endl;
> }
> else
> {
> if((L-abs(x-y))%(n-m)==0)
> {
> t=(L-abs(x-y))/(n-m);
> cout<<t<<endl;
> }
> else cout<<"Impossible"<<endl;
> }
> }
> }
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