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Link: http://codepad.org/KmQTG9vF    [ raw code | output | fork | 2 comments ]

C, pasted on Aug 18:
#include<stdio.h>
#include<conio.h>

int main()
{
	int i, n;
	int count;
	do
	{
	printf("\nNhap n(n > 0): ");
	scanf("%d", &n);
	  if(n <= 0)
	   {
		printf("\n N phai > 0. Xin nhap lai !");
	   }
	}while(n <= 0);
    i = 1;
    count = 0;
	printf("\nCac uoc so chan cua so %d la: ",n);
	while(i <= n)
	{
		if(n % i == 0)
		{
			if(i % 2 == 0)
			{
			printf("%4d", i);
			count++;
			}
		}
			i++;
	}
	printf("\nSo luong uoc so chan cua %d la: %ld", n, count);

	getch();
	return 0;
}


Output:
1
Line 17: error: conio.h: No such file or directory


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Comments:
posted by hai on Dec 25
#include<iostream>
#include<cmath>
using namespace std;
int main() { //Tinh S(n) = 1 + 1.2 + 1.2.3 + … + 1.2.3….N
float S = 1, P = 0;
int n, i = 1, a = 0, dem = 0; //khai sẵn trước để dùng cho các bài sau luôn
do
{
cout << "\nnhap so n : ";
cin >> n;
if (n < 1)
{
cout << "\nso nhap kh dung vui long nhap lai";
}
} while (n < 1);
for (i = 1; i <= n; i++)
{
if (n % i == 0)
{
if (i % 2 == 0)
{

dem++;
}
}
}
cout << "\nso luong cua cac uoc so chan cua n : " << dem << endl;
return 0;
}

reply
posted by hai on Dec 25
phần tính S(n) minh để nhầm mn thông cảm
reply