Amazon Interview Question for SDE-3s


Country: United States




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/* 
 this function defines the weight between two vertices
 we are looking at a directed graph, 
  where a->b and b->a will have different weights
*/
def min_click_path( ch_src, ch_dst  ){
   abs_delta = #|ch_src - ch_dst | // this is done by using +/- channel button 
   dst_digits = size( ch_dst , 10 ) // this is the abs number press 
   #(m,M) = minmax( abs_delta, dst_digits )
   m // minimal path from src to dst 
}
/* 
now just assume en.wikipedia.org/wiki/Dijkstra%27s_algorithm
from src to ch_dst 
respond with the weight for ch_dst 
*/

- NoOne May 18, 2020 | Flag Reply


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