Is it more secure to use two hash function like mod1=1e9+7 mod2= 1e9+9 for calculating hash value ???
Is it more secure to use two hash function like mod1=1e9+7 mod2= 1e9+9 for calculating hash value ???
problem link : https://codeforces.com/gym/101972/problem/C
Here is the problem link https://vjudge.net/problem/18228/origin can anyone help me what will be the idea to solve it :)