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Hoàng Xuân Khang rkhang7

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// T(n)=1*2*3*....n
#include <stdio.h>
#include <conio.h>
int main()
{
int n;
long long t=1;
printf("n=");scanf("%d",&n);
for(int i=1;i<=n;i++)
t=t*i;
//S(n) = 1 + 1/2 + 1/3 + 1/4 + ... + 1/n (n > 0)
#include <stdio.h>
#include <conio.h>
int main()
{
int n;
float s=0;
do
{
printf("n=");scanf("%d",&n);
//S(n) = 1 / 1 * 2 + 1 / 2 * 3 + ... + 1 / n * (n + 1) (voi n > 0)
#include <stdio.h>
#include <conio.h>
int main()
{
int n;
float s=0;
printf("n=");scanf("%d",&n);
for(int i=1;i<=n;i++)
s=s+1/(float(i+1)*i);
// T(x, n) = x ^ n
#include <stdio.h>
#include <conio.h>
#include <math.h>
int main()
{
int x,n;
float t;
printf("x=");scanf("%d",&x);
printf("n=");scanf("%d",&n);
// S(x, n) = x + x^2 + x^3 + ... + x^n
#include <stdio.h>
#include <conio.h>
#include <math.h>
int main()
{
int x,n;
long long s=0;
printf("x=");scanf("%d",&x);
printf("n=");scanf("%d",&n);
// S(x, n) = 1 + x^2/2! + x^4/4! + ... + x^2n/(2n)!
#include <stdio.h>
#include <conio.h>
#include <math.h>
int gt(int k)
{
long s=1;
for(int i=1;i<=k;i++)
s*=i;
return s;
//S(x, n) = 1 + x + x^3/3! + x^5/5! + ... + x^(2n + 1)/(2n + 1)!
#include <stdio.h>
#include <conio.h>
#include <math.h>
int gt(int k)
{
long s=1;
for(int i=1;i<=k;i++)
s*=i;
return s;
// dem so nguyen duong
#include <stdio.h>
#include <conio.h>
int main()
{
int n;
printf("Nhap so luong phan tu: ");scanf("%d",&n);
int a[n];
for(int i=0;i<n;i++)
{
// 54846846=>8
#include<stdio.h>
int main()
{
int n, t, max, min;
max = 1; min = 9;
printf("Nhap so n: ");
scanf("%d", &n);
while (n = n / 10)
{
//liet ke so le cua n
#include <stdio.h>
#include <conio.h>
int main()
{
int n,t;
do{
printf("n=");scanf("%d",&n);
}
while(n<=0);