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CF
1921A800· newbie1s256 MB⌨ stdin/stdout
#greedy#math

Examples

Sample 1of 1multi-test • hover to link
Input
3
1 2
4 5
1 5
4 2
-1 1
1 -1
1 1
-1 -1
45 11
45 39
17 11
17 39
Output
9
4
784
1921A.cpp
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Ln 11·137 BGNU C++20 (64)