# include <stdio.h>
# include <stdlib.h>

main()
{
	int anzahl;
	int z;
	int summand;
	int psum;
	int nsum;

	printf( "How many numbers are to be entered: ");
	scanf( "%d", &anzahl);
	fflush( stdin );

	psum=0;
	nsum=0;

	for( z=1; z<=anzahl; z=z+1)
	{
		printf("%d. Number:", z);
		scanf("%d", &summand);
		fflush( stdin );

		if( summand>0 )
			psum=psum+summand;
		else
			nsum=nsum+summand;
	}
	printf( "Sum of all positive numbers entered: %d\n", psum);
	printf( "Sum of all negative numbers entered: %d\n", nsum);
	printf( "Overall Sum: %d\n", psum+nsum);
}