
#include<bits/stdc++.h> #define il inline #define _(d) while(d(isdigit(ch=getchar()))) using namespace std; const int N=1e5+5; int f[N],Sg[N],s[N]; il int read(){int x,f=1;char ch;_(!)ch=='-'?f=-1:f;x=ch^48;_()x=(x<<1)+(x<<3)+(ch^48);return f*x;} void sg(int n){ for(int i=1;i<=n;i++){ memset(s,0,sizeof(s)); for(int j=0;f[j]<=i&&j<N;j++) s[Sg[i-f[j]]]=1; for(int j=0;;j++)if(!s[j]){ Sg[i]=j;break; } } } int main() { return 0; }
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