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My code 交着玩的 ^_^ int main(){int t,n,c,ji,ou,i;scanf("%d",&t);while(t--){scanf("%d",&n);for(i=0,ji=0,ou=0;i<n;i++){scanf("%d",&c);if(c==1){if(i%2==0) ou++;else ji++;}}i=ou-ji;if(n%2){printf("YES\n"

Posted by oeym at 2006-03-07 23:12:50 on Problem 1063
In Reply To:大牛们，帮忙呀！我实在不知道哪里错了 Posted by:caisiren at 2006-03-07 23:09:20

> 如果是奇数，那么一定是‘YES’
> 如果是偶数，则统计在奇数位上和偶数位上白棋的个数，如果他们相差小于2，那么也一定是'YES'
> 这难道不对吗？
>

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