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摘要: https://www.luogu.com.cn/article/p54wgl42 struct color{ ll col[N*2][N]; void init(ll x,ll y){ for(ll i=1;i<=x;i++){ for(ll j=1;j<=y;j++){ col[i][j]=0; 阅读全文
posted @ 2025-12-13 20:01 QWQcoding 阅读(1) 评论(0) 推荐(0)