Умножение строки на столбец.

void EnterString (int a[10][10], int x, int y)
{
	int i,j;
	for (i = 0; i < x; i++)
	{
		printf("Enter %d string\n", i + 1);
		for (j = 0; j < y; j++)
			scanf("%d", &a[i][j]);
	}
}
[COLOR="Red"]int CountArrays (int a, int b, int x, int y, int i, int j, int sum)
{
	int c[10];
	c[j] = 0;
	c[i] = a * b;
	sum = sum + c[j];
	return sum;
}[/COLOR]
void main()
{
	int i,j,x,y;
	int sum = 0;
	int ar[10][10];
	int minString = 0;
	int maxColumn = 0;
	printf("Enter number of stings and col's, 2 3 etc is array with 2 strings and 3 col's\n");
	scanf("%d %d", &x, &y);
	EnterString (ar, x, y);
	int min = ar[0][1];
	int max = ar[0][1];
	printf("Array before operation:\n");
	for (i = 0; i < x; i++)
	{
		printf("\n");
		for (j = 0; j < y; j++)
			printf("%d ", ar[i][j]);
	}
	printf("\n");
	printf("\n");
	for (i = 0; i < x; i++)
	{
		for (j = 0; j < y; j++)
		{
			if (ar[i][j] < min)
			{
				minString = i;
				min = ar[i][j];
			}
		}
	}
	for (j = 0; j < y; j++)
	{
		for (i = 0; i < x; i++)
		{
			if (ar[i][j] > max)
			{
				maxColumn = j;
				max = ar[i][j];
			}
		}
	}
	for (i = 0; i < x; i++)
	{
		for (j = 0; j < y; j++)
		{
			CountArrays (ar[minString][j], ar[i][maxColumn], x, y, i, j, sum);
		}
	}
[COLOR="Blue"]	/*int ar1[10];
	for (i = 0; i < x; i++)
	{
		for (j = 0; j < y; j++)
		{
			ar1[j] = 0;
			ar1[i] = ar[minString][j] * ar[i][maxColumn];
			sum = sum + ar1[j];
		}
	}*/[/COLOR]
	printf("%d\n", sum);
	getch();
}

CountArrays(ar[minString][j],ar[i][maxColumn,x,y,i,j,sum);