[B] RangeQuery
- 时间限制: 2000 ms 内存限制: 65535 K
- 问题描述
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Now you are given a sequence which contains n integers, we called it a1, a2, a3, ..., an
- 输入
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Input starts with an integer T(T <= 20)
For each test case, first line there is an integer n (1 <= n <= 100000).
Next line contains n integers (1 <= ai <= 100000). - 输出
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For each test case, print the value of expression.
- 样例输入
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2 4 1 3 2 3 3 13 7 6
- 样例输出
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18 45
- 提示
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无
- 来源
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Alex@NBUT
- 操作
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