text: Count pairs ( i , j ) from given array such that i K * arr [ j ] | Function to find the count required pairs ; Stores count of pairs ; Traverse the array ; Check if the condition is satisfied or not ; Driver Code ; Function Call
code: def getPairs ( arr , N , K ) : NEW_LINE INDENT count = 0 NEW_LINE for i in range ( N ) : NEW_LINE INDENT for j in range ( i + 1 , N ) : NEW_LINE INDENT if ( arr [ i ] > K * arr [ i + 1 ] ) : NEW_LINE INDENT count += 1 NEW_LINE DEDENT DEDENT DEDENT print ( count ) NEW_LINE DEDENT if __name__ == ' _ _ main _ _ ' : NEW_LINE INDENT arr = [ 5 , 6 , 2 , 1 ] NEW_LINE N = len ( arr ) NEW_LINE K = 2 NEW_LINE getPairs ( arr , N , K ) NEW_LINE DEDENT