mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
1d53c6ce3d
4000-4099
108 lines
2.1 KiB
C++
108 lines
2.1 KiB
C++
#include <iostream>
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#include <string.h>
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#include <stdio.h>
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using namespace std;
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const int N=10;
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int f1[65],f2[65],f3[65];
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class Trie
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{
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public:
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int v;
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int flag;
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Trie *next[N];
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Trie()
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{
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v=-1;
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memset(next,NULL,sizeof(next));
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}
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};
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Trie *root;
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void Insert(char *S,int ans)
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{
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int len=strlen(S);
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Trie *p=root;
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for(int i=0;i<len;i++)
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{
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int id=S[i]-'0';
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if(p->next[id]==NULL)
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p->next[id]=new Trie();
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p=p->next[id];
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if(p->v<0) p->v=ans;
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}
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}
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int Find(char *S)
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{
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Trie *p=root;
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int count;
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int len=strlen(S);
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for(int i=0;i<len;i++)
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{
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int id=S[i]-'0';
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p=p->next[id];
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if(p==NULL) return -1;
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else count=p->v;
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}
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return count;
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}
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void Init()
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{
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int h;
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char str[65]="1";
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memset(f1,0,sizeof(f1));
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memset(f2,0,sizeof(f2));
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memset(f3,0,sizeof(f3));
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f1[0]=1;f2[0]=1;
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Insert(str,0);
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for(int i=2;i<100000;i++)
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{
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memset(str,0,sizeof(str));
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int r=0;
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for(int j=0;j<60;j++)
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{
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f3[j]=f1[j]+f2[j]+r;
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r=f3[j]/10;
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f3[j]%=10;
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}
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for(int j=59;j>=0;j--)
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if(f3[j])
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{
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h=j;
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break;
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}
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int k=0;
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for(int j=h;j>=0;j--)
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{
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str[k++]=f3[j]+'0';
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if(k>=40) break;
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}
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Insert(str,i);
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if(h>55)
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{
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for(int j=1;j<59;j++)
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f3[j-1]=f3[j];
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for(int j=1;j<59;j++)
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f2[j-1]=f2[j];
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}
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for(int j=0;j<60;j++)
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f1[j]=f2[j];
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for(int j=0;j<60;j++)
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f2[j]=f3[j];
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}
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}
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int main()
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{
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root=new Trie();
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Init();
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char str[105];
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int t,i,j,k=1;
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scanf("%d",&t);
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while(t--)
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{
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scanf("%s",str);
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printf("Case #%d: ",k++);
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int tmp=Find(str);
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printf("%d\n",tmp);
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}
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return 0;
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}
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