摘要: #A ##题意 问$x,y$相差是否小于$3$ #include<iostream> #include<cstdio> #include<cmath> #define ll long long ll x,y; int main(){ scanf("%lld%lld",&x,&y); if(abs(y 阅读全文
posted @ 2021-01-12 13:19 fhq_treap 阅读(171) 评论(0) 推荐(0) 编辑