UVAlive 3026 Period 题目: Period Time Limit: 3000MS Memory Limit: Unknown 64bit IO Format: %lld & %llu Submit Status Description For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inc…
深度划痕的基本修复方法 Old photographs seem to collect dirt, scratches, and bad textures as they collect dust in shoeboxes and photo albums. If you’ve taken the task of scanning them, but have found damage and scratches, here’s how to fix them. 旧照片似乎…
一、题目
(一) 赛题原文
2024 ICM Problem E: Sustainability of Property Insurance Extreme-weather events are becoming a crisis for property owners and insurers. The world has endured “more than $1 trillion in damages from more than …