Приведите примеры из вашей жизни , где используется нессиметричная и симметричная аутентификация​

#include <iostream>
#include <cmath>
using namespace std;

void main() 
{
int n,sum=0; 
float y,k=0; 
cin >> n; 
int *mass = new int[n]; 
for (int i = 0;i < n;++i) 
{
cin >> mass[i]; 
} 
for (int i = 0;i < n;++i) 
{ 
if (mass[i] >0 )
{
k++;
y=pow(mass[i],2); 
cout<<y;
sum+=mas[i]
}
} 
system("pause"); 
}

2)#include <iostream>
#include <cmath>
using namespace std;

void main() 
{
int s,p,r,day=0;
cin >> s>>p>>r;
float km=s;
while(r>km)
{
km+=km*p/100;
day++;
}
cout << " km = " << km << " day = " << day << endl;
system ("pause");
}

11010000101000011101000010111010110100001011111011010001100000001101000010111110001000001101000010111101110100001011000011010001100000011101000110000010110100011000001111010000101111111101000010111000110100011000001000100000110100001011110111010000101111101101000010110010110100011000101111010000101110010010000011010000101100111101000010111110110100001011010000101110001000001101000010011101110100001011000000100000110100001001110111010000101111101101000010110010110100011000101111010000101110010010000011010000101100111101000010111110110100001011010000100000110100001011101111010001100011101101000010110100110100001011100000100000110100001011010011010000101100001101000110000000110100011000111111010001100000100010000011010000101101001101000110000000110100011000001111010000101100110010000011010000101101001101000110000000110100011000001111010000101100111101000110000011001000001101000010111111110100001011111011010000101101001101000010110000110100011000000011010000101110101101000010111000001011100010000011010000100101001101000010110101110100001011010000100000110100001001110011010000101111101101000110000000110100001011111011010000101101110010000011010000101111111101000010111110110100001011010011010000101100001101000110000000110100001011100011010000101110110010000011010000101111001101000010111101110100001011010100100000110100001011110111010000101100000010000011010000100111011101000010111110110100001011001011010001100010111101000010111001001000001101000010110011110100001011111011010000101101000010000011010001100000001101000010110000110100001011010011010000101110001101000010111110110100011000001111010000101111111101000110000000110100001011000011010000101100101101000010111011110100011000111111010000101101011101000010111100110100011000001111010001100011100010000011010000101111001101000010110000110100011000100011010000101110001101000010111101110100011000001100101110001000001101000010101111001000001101000010111011110100011000111011010000101100011101000010111011110100011000111000100000110100001011101011010001100000111101000110001000110100001011000011010001100000101101000110001100001000001101000010110000110100001011111111010000101101011101000010111011110100011000110011010001100000011101000010111000110100001011110111010001100010110010000011010000101111011101000010110000001000001101000010011101110100001011111011010000101100101101000110001011110100001011100100100000110100001011001111010000101111101101000010110100001011100010000011010000100111011101000010110000001000001101000010011101110100001011111011010000101100101101000110001011110100001011100100100000110100001011001111010000101111101101000010110100001000001101000010111000110100011000000111010000101111111101000010111110110100001011101111010000101111011101000110001111110100011000111011010001100000101101000110000001110100011000111100100000110100001011110011010000101101011101000110000111110100011000001011010001100010110010111000100000110100001001110111010000101100000010000011010000100111011101000010111110110100001011001011010001100010111101000010111001001000001101000010110011110100001011111011010000101101000010000011010000101111111101000110000000110100001011111011010000101110001101000110000001110100011000010111010000101111101101000010110100110100011000111111010001100000100010000011010001100001111101000110000011110100001011010011010000101101011101000110000001110100001011000000101110

вот удачи))