SPOJ.com - Problem RGB7213

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RGB7213 - Үржвэр нийлбэр 1

1*2+2*3+3*4+...+n*(n+1) нийлбэрийг ол.

Input

Натурал тоо өгөгдөнө.

Output

Нийлбэр

Example

Input:
5

Output:
70

Submit solution!

Нэмсэн:	Bataa
Огноо:	2013-01-21
Хугацааны хязгаарлалт:	1s
Эх кодын хэмжээний хязгаарлалт:	50000B
Memory limit:	1536MB
Cluster:	Cube (Intel G860)
Програмчлалын хэлүүд:	ADA95 ASM32 BASH BF C NCSHARP CSHARP C++ 4.3.2 CPP C99 CLPS LISP sbcl LISP clisp D ERL FORTRAN HASK ICON ICK JAVA JS-RHINO JULIA LUA NEM NICE OCAML PAS-GPC PAS-FPC PERL PHP PIKE PRLG-swi PYTHON PYPY3 PYTHON3 RUBY SCALA SCM guile ST TCL WHITESPACE

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2024-05-13 04:48:48
hudlaa teneg shuu hahahah

2024-05-13 04:47:51
7-1 delgerdalai uhaantai boy

2024-05-13 04:46:03
#include <iostream>
#include <sstream>
#include <string>
#include <cstdlib>
#include <cmath>

using namespace std;

// Headers
string toString (double);
int toInt (string);
double toDouble (string);

int main() {
int a, i, n;

a = 0;
cin >> n;
for (i = 1; i <= n; i++) {
a = a + (i + 1) * i;
}
cout << a << endl;
return 0;
}

// The following implements type conversion functions.
string toString (double value) { //int also
stringstream temp;
temp << value;
return temp.str();
}

int toInt (string text) {
return atoi(text.c_str());
}

double toDouble (string text) {
return atof(text.c_str());
}

2024-04-07 10:55:07
int a,b,c,d;
cin>>a>>b>>c>>d;
cout<<(a+b+c+d);

2023-08-24 12:40:42
#include<iostream>
using namespace std;
int main ( ) {
long long n, a=0;
cin >> n;
for (int i = 1; i <= n; i++){
a = a + (i + 1) * i;
}
cout << a;
return 0;
}

2023-07-02 13:35:32
#include <bits/stdc++.h>
using namespace std;

int main() {

long long a[1000],b=0,n,i,r,e,c,s=1,d=-132423;
cin>>n;

for(i=1; i<=n; i++){
s=i*(i+1);
b+=s;

}

cout<<b;
return 0;
}
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!
AHLAH DESLEGCH LHAMJAM G.TAMIR OD GEDEG NERTEI TSAGDAA NARTAI TAARVAL ZUGTAARAI BOLGOOMJTOI BAIGAARAI MEDREL MUUTAI BAS AYULTAI SHUU!!!!!!!!!!!!!!!!!

2023-01-02 09:04:14
#include<iostream>
using namespace std;
main()
{
int n, i, s=0, k=2;
cin>>n;
for(i=1; i<=n; i++)
{
s=s+i*k;
k++;
}
cout<<s;
}
jajja

2022-11-10 07:00:39
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main() {
int a,b=0,c=0,d,i;
scanf("%d",&a);
for(i=1;i<=a;i++){
b=b+i*(i+1); }
printf("%d",b);
return 0;
}

2022-10-27 08:06:49
Logic

2022-10-14 04:06:01
...

АЛГОРИТМЫН ЦАГААН ТОЛГОЙ

RGB7213 - Үржвэр нийлбэр 1

Input

Output

Example