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Statement
Goal
The NGR company experiments next generation radars.They plan to place some plate readers on the road and calculate speed by elapsed time between two points.
For testing, they put two plate readers on the A21. One at km 42 called
The distance between them is
Find and report all cars over
Timestamp is the number of milliseconds elapsed since January 1, 1970.
All speed value will be truncated to integer. ( 137.89 -> 137 )
Input
Line 1: Integer N: Scanned Plate Count
Next N lines: Plate Radarname Timestamp separated by space
Next N lines: Plate Radarname Timestamp separated by space
Output
Plate Speed separated by space, ordered alphabetically by Plate.
Constraints
10 < N < 1000
Example
Input
20 FH-790-HH A21-42 1620040132000 ET-318-NQ A21-42 1620040623000 BV-670-GV A21-42 1620040665000 FH-790-HH A21-55 1620040747000 DV-046-YY A21-42 1620040839000 ET-318-NQ A21-55 1620041044000 BV-670-GV A21-55 1620041071000 FZ-792-EC A21-42 1620041284000 DV-046-YY A21-55 1620041326000 FZ-792-EC A21-55 1620041633000 BP-301-UL A21-42 1620041863000 BV-047-TT A21-42 1620042133000 BP-301-UL A21-55 1620042487000 BV-047-TT A21-55 1620042570000 FT-918-CZ A21-42 1620042842000 DZ-507-JZ A21-42 1620043072000 DF-857-ZR A21-42 1620043398000 FT-918-CZ A21-55 1620043609000 DZ-507-JZ A21-55 1620043803000 DF-857-ZR A21-55 1620043835000
Output
FZ-792-EC 134
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