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摘要： Agri-NetTime Limit:1000MSMemory Limit:10000KTotal Submissions:46811Accepted:19335DescriptionFarmer John has been elected mayor of his town! One of his... 阅读全文

摘要： CowsTime Limit:3000MSMemory Limit:65536KTotal Submissions:15222Accepted:5070DescriptionFarmer John's cows have discovered that the clover growing alon... 阅读全文

摘要： MatrixTime Limit:3000MSMemory Limit:65536KTotal Submissions:22058Accepted:8219DescriptionGiven an N*N matrix A, whose elements are either 0 or 1. A[i,... 阅读全文

摘要： 终端窗口快捷键 复制：Ctrl + Shift + c 粘贴：Ctrl + Shift + v 如果在终端外层窗口复制内容，粘贴在终端：Shift + insert 查看U盘信息： sudo fdisk -l 文件指令 ls： ls -a :把隐藏的文件显示 ls -l 显示文件的详细信息 -lh 阅读全文

摘要： Color the ballTime Limit: 9000/3000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 13645Accepted Submission(s): 6850Pro... 阅读全文