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A. Arpa’s hard exam and Mehrdad’s naive cheat time limit per test 1 second memory limit per test 256 megabytes input standard input output standard ou 阅读全文
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题目链接：http://codeforces.com/contest/620/problem/E E. New Year Tree time limit per test 3 seconds memory limit per test 256 megabytes input standard inp 阅读全文
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Apple Tree Time Limit: 2000MS Memory Limit: 65536K Description There is an apple tree outside of kaka's house. Every autumn, a lot of apples will grow 阅读全文
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Counting Offspring Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description You are given a tree, it’s ro 阅读全文
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You Are the One Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description The TV shows such as You Are the 阅读全文
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Find the maximum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65768/65768 K (Java/Others) Problem Description Euler's Totient function, φ (n) 阅读全文
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Unknown Treasure Time Limit: 1500/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description On the way to the next secret 阅读全文
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Ant Trip Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Ant Country consist of N towns.There are 阅读全文
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Play on Words Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7791 Accepted Submission(s): 2676 阅读全文
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C. Tennis Championship time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Famous Brazil cit 阅读全文