详解:hdu 1907 John - lihaogegehuting的专栏 - 博客频道 - CSDN.NET
两道题几乎一样
代码如下:
#include<stdio.h>
int main()
{
int T,a[100],i,sum,ok;
while(~scanf("%d",&T))
{
sum=0;
ok=0;
for(i=1;i<=T;i++)
{
scanf("%d",&a[i]);
if(a[i]>1) ok=1;
sum=sum^a[i];
}
if(ok==0)
{
if(T%2==0)
printf("Yes\n");
else
printf("No\n");
}
else
if(sum==0)
printf("No\n");
else
printf("Yes\n");
}
return 0;
}
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原文地址:http://blog.csdn.net/lihaogegehuting/article/details/38231633