CONTINUE...? DreamGrid has classmates numbered from to . Some of them are boys and the others are girls. Each classmate has some gems, and more specifically, the -th classmate has gems. DreamGrid would like to divide the classmates into four group…
AC Milan VS Juventus Time Limit: 3000/1000MS (Java/Others) Memory Limit: 65535/65535KB (Java/Others) Submit Status Kennethsnow and Hlwt both love football. One day, Kennethsnow wants to review the match in 2003 between AC Milan and Juventus for…
Validate if a given string is numeric. Some examples: "0" => true " 0.1 " => true "abc" => false "1 a" => false "2e10" => true Note: It is intended for the problem statement to be ambiguous.…
How to Type Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6787 Accepted Submission(s): 3057 Problem Description Pirates have finished developing the typing software. He called Cathy to test…
传送门 题意 给出n种袜子,每种袜子个数a[i],两只相同种类袜子配成一对,询问至少拿出多少只袜子能确保配出k对袜子 分析 In order to find out the minimum number of socks needed, we should analyse the worst possible scenario. This happens when we first take one sock of each color. Next, whatever color we choo…
Description You play a computer game. Your character stands on some level of a multilevel ice cave. In order to move on forward, you need to descend one level lower and the only way to do this is to fall through the ice. The level of the cave where y…
A table tennis club has N tables available to the public. The tables are numbered from 1 to N. For any pair of players, if there are some tables open when they arrive, they will be assigned to the available table with the smallest number. If all the…