OJ-Problems-Source/HDOJ/1848_autoAC.cpp

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#include<cstdio>
#include<string.h>
using namespace std;
int fib[20],sg[1010],m,n,p;
int calsg(int now){
int i,tem;
int next[20];
memset(next,0,sizeof(next));
for(i=1;fib[i]<=now;i++){
tem=now-fib[i];
if(sg[tem]==-1)
sg[tem]=calsg(tem);
next[sg[tem]]=1;
}
for(i=0;;i++)
if(next[i]==0){
return i;
}
}
int main(){
int i,j,tem;
fib[1]=1;
fib[2]=2;
for(i=3;i<=16;i++)
fib[i]=fib[i-1]+fib[i-2];
memset(sg,-1,sizeof(sg));
while(scanf("%d %d %d",&m,&n,&p)==3 && !(m==0 && n==0 && p==0)){
tem=calsg(m)^calsg(n)^calsg(p);
if(tem==0)
printf("Nacci\n");
else
printf("Fibo\n");
}
}