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Thread: Ìàëêî ïîìîù ñúñ ïðîãðàìà íà c++
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18th May 2009 22:05 #1
Ìàëêî ïîìîù ñúñ ïðîãðàìà íà c++
Ïðîãðàìàòà òðÿáâà äà èçâúðøâà ñëåäíîòî äåéñòâèå:
1/1! + 1/2! + 1/3! +....+ 1/n!
Toâà å êîäà êîéòî ñúì íàïèñàë , íî ïîäîçèðàì ÷å íå å âåðåí. Ìîëÿ äà ìè ïîìîãíåòå äà îòêðèÿ è ïîïðàâÿ ãðåøêàòà.#include<iostream>
using namespace std;
int main()
{
double Suma=0;
double Chislo;
int n;
int x=1;
cout<<"Vyvedete n:";cin>>n;
for(int i=1; i<=n; i++)
{x=x*i; Chislo=1.0/x; Suma+=Chislo;}
cout<<"Rezultat: "<<Suma<<endl;
system ("pause");
return 0;
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18th May 2009 22:10 #2
Ïîëçâàé double çà 'x'. Èíà÷å ïðåõâúðëÿø îáõâàòà íà int îùå ïðè n=13.
Åòî òàêà ñå ïëîäÿò òå, êàçâàì ñè àç. Ïîä íîñà òè.
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19th May 2009 14:25 #3
Îïðàâèõ ñå áëàãîäàðÿ çà ïîìîùòà.
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