Recent posts tagged study-materials

1)How many 4 digit no are there with 6 appearing exactly once?2)How many integers in set{,2,3, -1,00,000} contains exactlu one 3 one 4 one 5 in their decimal representati...

I think there is a typing mistake by gate2015, it should be 5-4-6=-5 rather than 5-6-4=-5.

#include <stdio.h void e(int); int main() { int a = 3; e(a); putchar('\n'); return 0; } void e(int n) { if (n 0) { e( n); printf("%d ", n); e( n); } }I am not getting he...

if they ask that " atleast how many edges are there in multigraph"then our ans will be n-k ie 7 edges.??

It is possible for a computer to have multiple IP addresses FalseIP packets from the same source to the same destination can take different routes in the network Tr...

Take a single person A out of the 10 people. The remaining 9 people has to be either friends or enemy with A. Therefore acc to pigeon hole principle there atleast⎾9/2⏋(i....