C++ Срочно

#include <iostream>
int a=100; int b=110;
using namespace std;

int main()
{
cout << "\r\n\r\nresult:" << "\r\n" << "Hello World" << " " << a << " " << b << endl;

int count=0;

cout << "\r\n\r\n -> numbs:" << count << endl;

for ( int i=a; i<=b; i++)
{
for ( int j=1; j<=9; j++)
{
if( i%j == 0)
{
switch( j )
{
case 3:
cout << "\r\n->" << i << ":" << 3 << endl;
count++;
break;
case 7:
cout << "\r\n->" << i << ":" << 7 << endl;
count++;
break;
case 8:
cout << "\r\n->" << i << ":" << 8 << endl;
count++;
}
}
}
}

return 0;
}