摘要：
Kids like candies, so much that they start beating each other if the candies are not fairly distributed. So on your next party, you better start think 阅读全文
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摘要：
Kids like candies, so much that they start beating each other if the candies are not fairly distributed. So on your next party, you better start think 阅读全文
摘要：
The Sky is Sprite. The Birds is Fly in the Sky. The Wind is Wonderful. Blew Throw the Trees Trees are Shaking, Leaves are Falling. Lovers Walk passing 阅读全文
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Given two integers, a and b, you should check whether a is divisible by b or not. We know that an integer a is divisible by an integer b if and only i 阅读全文
摘要：
两只青蛙在网上相识了，它们聊得很开心，于是觉得很有必要见一面。它们很高兴地发现它们住在同一条纬度线上，于是它们约定各自朝西跳，直到碰面为止。可是它们出发之前忘记了一件很重要的事情，既没有问清楚对方的特征，也没有约定见面的具体位置。不过青蛙们都是很乐观的，它们觉得只要一直朝着某个方向跳下去，总能碰到对 阅读全文
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对于 ax+by=gcd(a,b) 这样的方程，可以用扩展欧几里得算法exgcd求出一组通解。 根据欧几里得求gcd： gcd(a,b)=gcd(b,a%b) 可得 bx+(a%b)y=gcd(b,a%b) 根据 a%b=a−(a/b)∗b 可得 bx+ay−(a/b)b∗y=gcd(b,a%b) 阅读全文
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