C code - 36 lines

Link:

C, pasted on Aug 18:

#include<stdio.h>
#include<conio.h>

int main()
{
	int i, n;
	long S;
	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;
    S = 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);
			S = S + i;
			}
		}
			i++;
	}
	printf("\nTong cac uoc so chan cua %d la: %ld", n, S);

	getch();
	return 0;
}

Output:

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

Create a new paste based on this one

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);
//cout << "\nboi uoc cua so nguyen n : ";
for (i = 1; i <= n; i++)
{
if (n % i == 0)
{
if (i % 2 == 0)
{
P = P + i;
}
}
}
cout << "\ntong cua cac uoc so chan cua n : " << P << endl;
return 0;
}

posted by cuong.luucb8921 on Aug 18

#include<stdio.h>

int main(){
int i;
int n;
int s = 0;
do
{
printf("Nhap vap n:\n");
scanf("%d",&n);
if(n < 1)
{
printf("n phai lon hon bang 1\n");
}
}while(n < 1);

for(i=1;i<=n;i++)
{
if(n%i==0 & i%2==0)
{
s = s + i;
}
}
printf("Tong cac uoc chan cua n la %d",s);
return 0;
}

posted by 20223768 on Sep 9

#include <iostream>
using namespace std;
int main()
{
int n; cin >>n;
int s=0;
for (int i=1; i<=n; i++)
if(n%i==0 && i%2==0)
s=s+i;
cout << s;
return 0;
}