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The Hardest Problem EverTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 13590 Accepted Submission(s): 6212 Problem DescriptionJulius Caesar lived in a time of danger and intrigue. The hardest situation Caesar ever faced was keeping himself alive. 阅读全文
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Computer TransformationTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5065 Accepted Submission(s): 1850 Problem DescriptionA sequence consisting of one digit, the number 1 is initially written into a computer. At each successive time step, the c 阅读全文
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Easier Done Than Said?Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 6333 Accepted Submission(s): 3145 Problem DescriptionPassword security is a tricky thing. Users prefer simple passwords that are easy to remember (like buddy), but such passwor 阅读全文