Cod sursa(job #700981)

Utilizator marta_diannaFII Filimon Marta Diana marta_dianna Data 1 martie 2012 12:53:59
Problema Suma si numarul divizorilor Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.87 kb
#include<fstream>
#include<cmath>
#define NMAX 1000010
#define MMAX 100000
#define MOD 9973

using namespace std;

ifstream f("ssnd.in");
ofstream g("ssnd.out");

int prim[MMAX], np;
bool ciur[NMAX];

/*void Ciur()
{
	int i,j;
	np=1; prim[np]=2;
	for (j=4; j<NMAX; j+=2) ciur[j]=1;
	for (i=3; i<NMAX; i+=2)
		if (!a[i])
		{
			prim[++np]=i;
			for (j=i+i; j<NMAX; j+=i) ciur[j]=1;
		}
}*/

int Solve(int x, int &nr, int &sum)
{
	int d=2, rad;
	rad=sqrt((double)x);nr=0; sum=0;
	while (d*d<=x)
	{
		if (x%d==0)
		{
			nr+=2;
			sum=(sum+d+x/d)%MOD;
		}
		++d;
	}
	nr+=2; sum+=1+x;
	if (rad*rad==x) --nr, sum=(sum+MOD-rad)%MOD;
}

void Citeste()
{
	int x, nr, sum, t;
	f>>t;
	while (t--)
	{
		f>>x;
		Solve(x, nr, sum);
		g<<nr<<" "<<sum<<"\n";
	}
}

int main()
{
	//Ciur();
	Citeste();
	f.close();
	g.close();
	return 0;
}