#include <stdio.h>
#include <stdlib.h>
#include <time.h>

double metodoRan(double max, double min)
{
    double range = (max - min);
    double div = RAND_MAX / range;
    return min + (rand() / div);
}

int producedureDirectPi(int N)
{
    int nHits = 0;
    double x = 0;
    double y = 0;
    for(i = 0; i < N; i++)
    {
        x = metodoRan (1, -1);
        y = metodoRan (1, -1);
        if ( (x*x) + (y*y) ) < 1)
            {
                nHits = nHits++;
            }
    }
    return nHits;
}

int main( int argc, const char* argv[] )
{
    srand (time ( NULL)); //Cria a base de calculo randomico baseado no tempo da máquina
    int N;
    printf("Entre com o parametro N: ");
    scanf("%d", &N);
    int result = producedureDirectPi(N);
    printf("The result is: %d\n", result);
    return 0;
}