BZOJphp
\(Anti-SG\)遊戲的模板題目。ios
#include<iostream> #include<cstdio> #include<cstdlib> #include<cstring> #include<cmath> #include<algorithm> using namespace std; #define ll long long #define RG register inline int read() { RG int x=0,t=1;RG char ch=getchar(); while((ch<'0'||ch>'9')&&ch!='-')ch=getchar(); if(ch=='-')t=-1,ch=getchar(); while(ch<='9'&&ch>='0')x=x*10+ch-48,ch=getchar(); return x*t; } int n; bool check() { n=read();bool One=true; int X=0; for(int i=1;i<=n;++i) { int x=read(); if(x^1)One=false; X^=x; } if(One)return X==0; else return X; } int main() { int T=read(); while(T--) check()?puts("John"):puts("Brother"); return 0; }