摘要: A. Marketing Scheme #include <bits/stdc++.h> using namespace std; int main () { int t; cin >> t; while(t--) { int l, r; cin >> l >> r; if(r <= 2 * l - 阅读全文
posted @ 2020-10-31 10:34 LightAc 阅读(70) 评论(0) 推荐(0) 编辑
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