In ______, the difference between the height of the left sub tree and height of the right tree, for each node, is almost one
AVL – tree
A train started from station P and preceded towards station Q at a speed of 60 km/h. 35 minutes later, another train started from station Q and preceded...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 5:6 respectively and the ratio of time taken by them to cross a pole is 3:4 respectively. If s...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 36 seconds and 21 seconds respectively. It took 27...
Two trains start from places A and B, respectively, and travel towards each other at the speeds of 60 km/h and 50 km/h, respectively. By the time they ...
Train A running at speed of 90 km/hr crosses a platform having twice the length of train in 12 sec. Train B whose length is 340m crosses same platform i...
A train started from station P and preceded towards station Q at a speed of 64 km/h. 45 minutes later, another train started from station Q and preceded...
Two trains, A and B, cross each other in 20 seconds and 30 seconds respectively, when running in opposite and the same direction respectively. If the sp...
Two trains C and D started from point A and B respectively. Speed of train D is 21 km/hr more than that of train C. Total distance between point A and B...
Two trains of equal lengths take 20 seconds and 30 seconds respectively to cross a telegraph post. If the length of each train be 240 metres, in what ti...
A train can cross a pole, a bridge of 510 meter long and platform of 480 meter long in 15 seconds, _____ seconds and 31 seconds, respectively.
Th...
