2901: G-险恶逃生II 时间限制: 1 Sec 内存限制: 128 MB 提交: 44 解决: 14 题目描述 SOS!!!koha is trapped in the dangerous maze.He need your help again. The maze is a 2D grid consisting of n rows and m columns. Each cell in the maze may have a stone or may be occup…
http://lightoj.com/volume_showproblem.php?problem=1245 G - Harmonic Number (II) Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1245 Description I was trying to solve problem '1234 - Harmonic…
Keep In Touch Problem Description There are n cities numbered with successive integers from 1 to n in Byteland. Also, there are m one-way roads connecting the cities. The starting point of the i-th road is ui while the ending point is vi. There are…
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