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2026-04-26 16:12:43
三角形划分区域
Time Limit:
1000ms
Memory Limit:
32768KB
64-bit integer IO format:
%lld
Java class name:
Main
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Description
用N个三角形最多可以把平面分成几个区域?
Input
输入数据的第一行是一个正整数T(1<=T<=10000),表示测试数据的数量。然后是T组测试数据,每组测试数据只包含一个正整数N(1<=N<=10000)。
Output
对于每组测试数据,请输出题目中要求的结果。
Sample Input
2 1 2
Sample Output
2 8
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