C,
pasted
on Aug 17:
|
#include<stdio.h>
#include<conio.h>
int main()
{
int i, n;
float S;
S = 0;
i = 0;
do
{
printf("\nNhap n: ");
scanf("%d", &n);
if(n < 1)
{
printf("\nN phai lon hon hoac bang 1. Xin nhap lai !");
}
}while(n < 1);
while(i < n)
{
S = S + (float)(2 * i + 1) / (2 * i + 2);
i++;
}
printf("\nTong la %f", S);
getch();
return 0;
}
|
Output:
|
Line 17: error: conio.h: No such file or directory
|
|
Create a new paste based on this one
Comments:
posted by
hnit03
on Jul 25
tại sao phải dùng float trước (2*i+1)/(2*i+2). không dùng có được không ạ
reply
posted by
MinhNhat
on Feb 1
#include <iostream>
using namespace std;
int main ()
{
int n;
cin >> n;
double s = 0;
for (int i = 0; i <= n; i++)
{
s = (double) (2*i+1)/(2*i+2) + s;
}
cout << s;
return 0;
/*HuynhMinhNhat*/
}
reply
posted by
MinhNhat
on Feb 1
#include <iostream>
using namespace std;
int main ()
{
int n;
cin >> n;
double s = 0;
for (int i = 0; i<n; i++)
{
s = (double) (2*i+1)/(2*i+2) + s;
}
cout << s;
return 0;
/*HuynhMinhNhat*/
}
reply
posted by
incarnation16
on May 21
#include <stdio.h>
int main()
{
int i, n;
float S;
S = 0;
do
{
printf("\nNhap n: ");
scanf("%d", &n);
if (n < 1)
{
printf("\nN phai lon hon hoac bang 1. Xin nhap lai !");
}
} while (n < 1);
for (i = 0; i < n; i++)
{
S = S + (float)(2*i + 1)/(2*i + 2);
}
printf("\nTong la: %f", S);
}
reply
posted by
20223768
on Sep 9
#include <iostream>
using namespace std;
int main()
{
int n; cin >>n;
double s=0;
for (double i=0; i<=n; i++)
{
s=s+((2*i+1)/(2*i+2));
}
cout << s;
return 0;
}
reply