Problem 1:

a. The number is 8.
b. The number is x .
c. The number is
   x.
d. 3
e. 8


Problem 2:

// Name
// CS201 HW2 prob. 2

#include <iostream>

using namespace std;

int main()
{
   int x=0, y=0;
	
   cout<<"please input two integers: ";
   cin>>x;
   cin>>y;
   if(y !=0)
      cout<<"The remander is "<<x%y << endl;
   else
      cout<<"you can not input a divisor as 0.\n";

   return 0;
}

/*
please input two integers: 10 0
you can not input a divisor as 0.
Press any key to continue
*/

/*
please input two integers: 7 3
The remander is 1
Press any key to continue
*/


Problem 3:

// Name
// CS201 HW2 prob. 3

#include <iostream>

using namespace std;

int main()
{
   int i, x = 0;

   for ( i = 0; i < 7;  i++ )
   cout<< "****"<< endl;

   return 0;
}

/*
****
****
****
****
****
****
****
Press any key to continue
*/

Problem 4:

// Name 
// CS201 HW2 prob.4

#include <iostream>

using namespace std;

int main()
{
   int n1, n2, sqn1, sqn2;

   cout<<"please input 2 integers: ";
   cin>>n1>> n2;
   sqn1=n1*n1;
   sqn2=n2*n2;
	
   if(sqn1==sqn2)
      cout<<"you input the same number of "<< n1<<" and it's sqaure was "<< sqn1<<endl;
   else if(sqn1>sqn2)
      cout<<n1<<" was the integer that gave the largest square of "<<sqn1<<endl;
   else
      cout<<n2<<" was the integer that gave the largest square of "<<sqn2<<endl;

   return 0;
}

/*
please input 2 integers: 5 5
you input the same number of 5 and it's sqaure was 25
Press any key to continue
*/

/*
please input 2 integers: -5 3
-5 was the integer that gave the largest square of 25
Press any key to continue
*/


Problem 5:

// Name
// CS201 Hw2 prob 5  

#include <iostream>

using namespace std;

int main()
{
   int n1, n2, n3;
   cout<<"Please enter three integers: ";
   cin>>n1>>n2>>n3;

   if(n1<n2 && n2<n3)
      cout<<"YES, those numbers are in increasing order.\n";
   else
      cout<<"NO, those numbers are not in increasing order.\n";
   return 0;
}

/*
Please enter three integers: 2 5 9
YES, those numbers are in increasing order.
Press any key to continue
*/

/*
Please enter three integers: 2 5 3
NO, those numbers are not in increasing order.
Press any key to continue
*/