GRAPH COLORING +========+ Time: 1 hour - 2 hours Difficulty: Hard Languages: Any +========+ Given a graph represented by an adjacency matrix, implement a function that colors the graph with the minimum number of colors such that no two adjacent vertices have the same color, using the Welsh-Powell algorithm. +========+ Please answer to this message with your solution 🙂
GRAPH COLORING +========+ Time: 1 hour - 2 hours Difficulty: Hard Languages: Any +========+ Given a graph represented by an adjacency matrix, implement a function that colors the graph with the minimum number of colors such that no two adjacent vertices have the same color, using the Welsh-Powell algorithm. +========+ Please answer to this message with your solution 🙂
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Telegram hopes to raise $1bn with a convertible bond private placement
The super secure UAE-based Telegram messenger service, developed by Russian-born software icon Pavel Durov, is looking to raise $1bn through a bond placement to a limited number of investors from Russia, Europe, Asia and the Middle East, the Kommersant daily reported citing unnamed sources on February 18, 2021.The issue reportedly comprises exchange bonds that could be converted into equity in the messaging service that is currently 100% owned by Durov and his brother Nikolai.Kommersant reports that the price of the conversion would be at a 10% discount to a potential IPO should it happen within five years.The minimum bond placement is said to be set at $50mn, but could be lowered to $10mn. Five-year bonds could carry an annual coupon of 7-8%.
In many cases, the content resembled that of the marketplaces found on the dark web, a group of hidden websites that are popular among hackers and accessed using specific anonymising software.“We have recently been witnessing a 100 per cent-plus rise in Telegram usage by cybercriminals,” said Tal Samra, cyber threat analyst at Cyberint.The rise in nefarious activity comes as users flocked to the encrypted chat app earlier this year after changes to the privacy policy of Facebook-owned rival WhatsApp prompted many to seek out alternatives.Programming Challenges from pl
