Cod sursa(job #381589)

Utilizator PatriciaPatricia Lorintiu Patricia Data 11 ianuarie 2010 08:49:23
Problema Cifra Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>
#include<iostream>
using namespace std;
int main()
{
	int n, i, p, s=0;
	ifstream fin("cifra.in");
	fin>>n;
	for(i=1;i<=n;i++)
	{
		p=i;
		if(p%4==0)
			s+=i*i*i*i%10;
		if(p%4==1)
			s+=i%10;
		if(p%4==2)
			s+=i*i%10;
		if(p%4==3)
			s+=i*i*i%10;
		
	}
	ofstream fout("cifra.out");
	fout<<s%10;
	return 0;
}