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Link: http://codepad.org/9v0EctOh    [ raw code | output | fork | 1 comment ]

C, pasted on Sep 21:
#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 KiemTraChan(int n)
//{
//	for(int i = 0; i < n; i++)
//	{
//		if(n % 2 != 0)
//		{
//			return 0;
//		}
//	}
//	return 1;
//}
int TimViTriChanDau(int a[], int n)
{
	for(int i = 0; i < n; i++)
	{
		if(a[i] % 2 == 0)
		{
			return i;
		}
	}
	return -1;
}

int TimChanNhoNhat(int a[], int n, int ViTriChanDau)
{
	int ChanMin = a[ViTriChanDau];
	for(int i = 0; i < n; i++)
	{
		if(a[i] % 2 == 0 && a[i] < ChanMin)
		{
			a[i] = ChanMin;
		}
	}
	return ChanMin;
}
int main()
{
	int n;
	int a[MAX];

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

	int ViTriChanDau = TimViTriChanDau(a, n);

	if(ViTriChanDau == -1)
	{
		printf("\nMang khong co so chan");
	}
	else
	{
		int ChanMin = TimChanNhoNhat(a, n, ViTriChanDau);
		printf("\nGia tri chan be nhat la %d", ChanMin);
	}

	getch();
	return 0;
}


Output:
1
2
3
4
5
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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 'TimViTriChanDau':
Line 45: error: 'for' loop initial declaration used outside C99 mode
In function 'TimChanNhoNhat':
Line 58: error: 'for' loop initial declaration used outside C99 mode


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Comments:
posted by luongphongnhan on Oct 28
#include<iostream>
using namespace std;
#define MAX 100

void nhapMang(int* arr, int& n) {
cout << "Moi nhap mang: " << endl;
do
{
cout << "Moi nhap so luong phan tu cua mang! ";
cin >> n;
if (n <= 0 || n > 100)
{
cout << "So luong phan tu mang khong hop le, Vui long nhap lai!" << endl;
}
} while (n <= 0 || n > 100);
for (int i = 0; i < n; i++)
{
cout << "Moi nhap phan tu tu " << i << " cua mang: ";
cin >> arr[i];
}
}

void xuatMang(int* arr, int n) {
cout << "Mang vua nhap la: ";
for (int i = 0; i < n; i++)
{
cout << arr[i] << " ";
}
cout << endl;
}

int timSoChanDauTien(int* arr, int n) {
for (int i = 0; i < n; i++)
{
if (arr[i] % 2 == 0)
{
return arr[i];
}
}
return -1;
}

int timSoChanToMin(int* arr, int n, int chanMin) {
for (int i = 0; i < n; i++)
{
if (arr[i] % 2 == 0 && arr[i] < chanMin) {
chanMin = arr[i];
}
}
return chanMin;
}
int main() {
int numOfArr;
int* Arr = new int[MAX];
nhapMang(Arr, numOfArr);
xuatMang(Arr, numOfArr);
int chanMin = timSoChanDauTien(Arr, numOfArr);
if (chanMin == -1) {
cout << "Mang khong co so chan!" << endl;
}
else {
cout << "Gia tri Min cua mang la: " <<
timSoChanToMin(Arr, numOfArr, chanMin) << endl;
}
system("pause");
return 0;
}
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