#include <iostream>
using namespace std;

int main()
{
     int max, arr[] = {15,3,11,7,3,10,5,6,77,55,13};
     if((arr[0] % 2) == 0)  
     {
         cout<<"Maximum number is not found ";
         system("pause");
         return 0;
     }
     else max = arr[0];

     for(int i = 1; i < sizeof(arr)/sizeof(arr[0])-1; i++)
     {
         if((arr[i] % 2) == 0)  
         break;
         if(arr[i] > max)
         {
         max = arr[i];
         }
     }
     cout << "Maximum number is "<<max<<endl;
     system("pause");
     return 0;
}

//Задача № 1
double A=1.75,Result=1;
unsigned int N=25;
for (int i=1,Sign=1;i<=N;i++,Sign=-Sign)
{
     Result-=Sign*A*i;
}

//Задача № 2
double A=3.14,Result=A;
unsigned int N=10;
for (int i=2;i<=N;i++)
{
     Result*=A;
}

//Задача 3
int a=5;
int b=8;
for (int i=a;i<=b;i++)
{
  for (int j=1;j<=i;j++){cout<<i<<" ";}
}

//Задача 4
float S=1000;
float P=3;
int NumberOfMonth=0;
do
{
  S*=1+P/100;
  NumberOfMonth++;
} while (S<1100);
cout<<"Number of month: "<<NumberOfMonth<<endl;
cout<<"Deposit: "<<S;

//Задача 5:
double Sum=0, A=6, K=1;
do
{
  Sum+=1/K;
  K++;
} while (Sum<A);
cout<<"K = "<<K<<endl;
cout<<"Sum = "<<Sum<<endl;