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Link: http://codepad.org/aI8qVghk    [ raw code | output | fork ]

C, pasted on Sep 27:
#include<stdio.h>
#include<conio.h>
#include<math.h>
#define MAX 100

void nhap (int a[], int &n)
{
	do
	{
		printf("\nNhap so phan tu: ");
		scanf("%d", &n);
		if(n <= 0 || n > MAX)
		{
			printf("\nSo phan tu khong hop le. Xin kiem tra lai !");
		}
	}while(n <= 0 || n > MAX);
	for(int i = 0; i < n; i++)
	{
		printf("\nNhap a[%d]: ", i);
		scanf("%d", &a[i]);
	}
}

void xuat(int a[], int n)
{
	for(int i = 0; i < n; i++)
	{
		printf("%4d", a[i]);
	}
}

int TimSoLonNhat(int a[], int n)
{
	int max = a[0];
	for(int i = 1; i < n; i++)
	{
		if(a[i] > max)
		{
			max = a[i];  //max = (max>A[i]) ? max : A[i];
		}
	}
	return max;
}

/*
Tìm BCNN  1 2 3 
vị trí i  0 1 2 
Khởi tạo BCNN = 3
i = 0: 3 % 1 == 0 -> BCNN = 3
i = 1: 3 % 2 != 0 -> BCNN = 3 + 3 = 6, i = -1

sau khi i++
i lúc này lại reset lại từ 0 và BCNN là 6
BCNN = 6
i = 0: 6 % 1 == 0 -> BCNN = 6
i = 1: 6 % 2 == 0 -> BCNN = 6
i = 2: 6 % 3 == 0 -> BCNN = 6

*/
int TimBoiChungNhoNhat(int a[], int n)
{
	int BoiSo = TimSoLonNhat(a, n); 
	for(int i = 0; i < n; i++)
	{
		if(BoiSo % a[i] != 0)
		{
			BoiSo += TimSoLonNhat(a, n);
			i = -1;     // reset lại i
		} 
	}
	return BoiSo;
}
int main()
{
	int n;
	int a[MAX];

	nhap(a, n);
	xuat(a, n);

	int Kq = TimBoiChungNhoNhat(a, n);
	printf("\nBoi chung nho nhat cua mang la %d", Kq);

	getch();
	return 0;
}


Output:
1
2
3
4
5
6
7
8
Line 17: error: conio.h: No such file or directory
Line 6: error: expected ';', ',' or ')' before '&' token
In function 'xuat':
Line 26: error: 'for' loop initial declaration used outside C99 mode
In function 'TimSoLonNhat':
Line 35: error: 'for' loop initial declaration used outside C99 mode
In function 'TimBoiChungNhoNhat':
Line 63: error: 'for' loop initial declaration used outside C99 mode


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