#include<stdio.h>


int readData(FILE *fpOut, double list[],double*totalScore);
void bubbleUp(double list[],int current,int last);


int main(void)
{
	double testScore[50];
	double totalScore=0;
	double mean;
	int current;
	int last;
	int numberScore;
	int i;
	double median;
    FILE *fpOut;


	if ( (fpOut = fopen("score1.txt", "r") ) == NULL )
	{
		printf("Error opening file\n"); 
		return 100;
	}

	numberScore=readData(fpOut,testScore,&totalScore);
	printf("Number Score:%d\n",numberScore);
	printf("Total Score:%7.2lf\n",totalScore);
	mean=totalScore/numberScore;
	printf("Mean : %7.2lf\n",mean);



	if ( fclose(fpOut) == EOF )
	{
		printf("Error closing file\n");
		return 200;
	}

	last=numberScore-1;
	for(current=0;current<last;current++)
	{bubbleUp(testScore,current,last);}

	
	
	for(i=0;i<numberScore;i++) 
	{
	printf("Number %d:%7.2lf\n",(i+1),testScore[i]);
	}
	printf("Number of Score %d\n",numberScore);

	if(numberScore%2==0)
	{
		median=(double)(testScore[(numberScore/2)-2]+testScore[(numberScore/2)])/2.0; 
	}
	else
	{
		median=testScore[numberScore/2];
	}
	printf("median: %7.2lf\n",median);


	


	return 0;
}/*main*/

int readData(FILE *fpOut,double list[],double*totalScore)
{
	int i;
	
	for(i=0;i<50 && (fscanf(fpOut,"%lf",&list[i])!=EOF);i++) 
	{
	*totalScore=*totalScore+list[i];
	printf("Number %d:%7.2lf\n",(i+1),list[i]);
	}
	return i;
	
}


void bubbleUp(double list[],int current,int last)
{
	int walker;
	double temp;

	for(walker=last;walker>current;walker--)
		if(list[walker] < list[walker-1])
		{
			temp=list[walker];
			list[walker]=list[walker-1];
			list[walker-1]=temp;
		}
		return;
}