this is ridiculous rand() operator

Question

this code always shows just these numbers:
41
18467
6334
26500
19169
15724
11478
29358
26962
24464

i thought that this code shows really random numbers.
https://code.sololearn.com/cff0MFWq908q/#cpp

Answer 1

To get truly random numbers you have to give a random seed
Use:
#include <ctime>

then
srand(time(0));
That uses the current time(which constantly changes) as the seed making the generator more random

Answer 2

thanks for ur answer dear Yerucham
https://code.sololearn.com/clBV7RSf30Bd/#cpp