#include <iostream>
#include<cmath>
#include <limits.h>
 
using namespace std;
 
int main()
{
	int einsen=0;
	int Eingabe=0;
	int i;
    const int bits_int = sizeof(int)*CHAR_BIT ;
    int feld[bits_int];
    cout<<"Geben Sie eine Zahl ein"<<endl;
    cin>>Eingabe;
    for (int i=bits_int-1; i >= 0; i--)
    {
    	feld[i]=Eingabe%2;
    	Eingabe/=2;
    }
	for(int i=0; i<bits_int;i++)
	{
		cout<<feld[i];
 
	}
	if (feld[i]== 1)
	{
		++einsen;
		cout<<"  anzahl der einsen"<< einsen;
	}
 
    return 0;
 
}

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