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题目： Problem Statement Operation L: Each element is increased by the value of its left neighbor. Operation R: Each element is increased by the value of 阅读全文
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地址：http://codeforces.com/contest/801/problem/D 题目： D. Volatile Kite time limit per test 2 seconds memory limit per test 256 megabytes input standard i 阅读全文
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地址：http://codeforces.com/contest/801/problem/C 题目： C. Voltage Keepsake time limit per test 2 seconds memory limit per test 256 megabytes input standar 阅读全文