英语翻译
ThefirstlineoftheinputcontainsanintegerT,T<150,whichisthenumberoftestcases.Ineachtest...
The first line of the input contains an integer T, T < 150, which is the number of test cases.
In each test case, there is a positive integer N, in the range [1, 200], which is the number of trees. The next N lines each has two integers Xi and Yi indicating the coordinates of the i-th tree. The values of the coordinates are between -10,000 and 10,000 inclusively. All the trees and the observer have different positions.
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In each test case, there is a positive integer N, in the range [1, 200], which is the number of trees. The next N lines each has two integers Xi and Yi indicating the coordinates of the i-th tree. The values of the coordinates are between -10,000 and 10,000 inclusively. All the trees and the observer have different positions.
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