Quiz 3 & 4(IP = 120.117.156.61, STUST), https://www.ptt.cc/bbs/C_and_CPP/M.1433693969.A.3FD.html

main.cpp

#include <iostream>
#include <limits>
#define STUDENTNUMBER 8
#define STUDENTDATA 4
void ScoreInput(int a[][STUDENTDATA]);
void ScorePrint(int a[][STUDENTDATA]);
void ScoreSorting(int a[][STUDENTDATA], int f);
using std::cin;
using std::cout;
using std::endl;
int main(int argc, char* argv[])
{
	int iScore[STUDENTNUMBER][STUDENTDATA]={0};
	ScoreInput(iScore);
	ScorePrint(iScore);
	//
	//Pause
	cin.clear();
	cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
	cout << "press any key to continue...";
	cin.get();
	return 0;
}
void ScoreInput(int a[][STUDENTDATA])
{
	for (int i = 0; i < STUDENTNUMBER; i ++)
	{
		cout << "Input Student " << (i + 1) << " ID: ";
		cin >> a[i][0];
		cout << "Input Student " << (i + 1) << " Chinese: ";
		cin >> a[i][1];
		cout << "Input Student " << (i + 1) << " Math: ";
		cin >> a[i][2];
		a[i][3] = a[i][1] + a[i][2];
	}
}
void ScorePrint(int a[][STUDENTDATA])
{
	int c;
	cout << "Input sorting code[ID=0/Chinese=1/Math=2/Total=3]: ";
	cin >> c;
	if ((c < 0)|(c >= STUDENTDATA))
	{
		return;
	}
	ScoreSorting(a, c);
	for (int i = 0; i < STUDENTNUMBER; i ++)
	{
		cout << "ID = " << a[i][0] << " Chinese = " << a[i][1] << " Math = " << a[i][2] << " Total = " << a[i][3] << endl;
	}
}
void ScoreSorting(int a[][STUDENTDATA], int f)
{
	int b[STUDENTNUMBER][STUDENTDATA];
	for (int i = 0; i < STUDENTNUMBER; i ++)
	{
		for (int j = 0; j < STUDENTNUMBER; j ++)
		{
			if (a[i][f] > a[j][f])
			{
				int z;
				for (z = 0; z < STUDENTDATA; z ++)
				{
					b[i][z] = a[i][z];
				}
				for (z = 0; z < STUDENTDATA; z ++)
				{
					a[i][z] = a[j][z];
				}
				for (z = 0; z < STUDENTDATA; z ++)
				{
					a[j][z] = b[i][z];
				}
			}
		}
	}
}