摘要:
1001 害死人不偿命的(3n+1)猜想 (15)(15 分) 卡拉兹(Callatz)猜想: 对任何一个自然数n,如果它是偶数,那么把它砍掉一半;如果它是奇数,那么把(3n+1)砍掉一半。这样一直反复砍下去,最后一定在某一步得到n=1。卡拉兹在1950年的世界数学家大会上公布了这个猜想,传说当时耶 阅读全文
摘要:
2^x mod n = 1 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 18742 Accepted Submission(s): 5860 阅读全文
摘要:
Drainage Ditches Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 83222 Accepted: 32330 Description Every time it rains on Farmer John's fie 阅读全文
摘要:
邂逅明下 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5668 Accepted Submission(s): 2653 Problem De 阅读全文
摘要:
kiki's game Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 40000/10000 K (Java/Others)Total Submission(s): 12564 Accepted Submission(s): 7633 Pr 阅读全文
摘要:
Good Luck in CET-4 Everybody! Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 12425 Accepted Subm 阅读全文
摘要:
Play a game Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3643 Accepted Submission(s): 2958 Pro 阅读全文
摘要:
悼念512汶川大地震遇难同胞——选拔志愿者 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 11433 Accepted Submission(s 阅读全文
摘要:
取石子游戏 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7416 Accepted Submission(s): 4433 Problem D 阅读全文
摘要:
A Multiplication Game Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6815 Accepted Submission(s) 阅读全文