# include <stdio.h>
# include <stdlib.h>
# include <unistd.h>
# include <time.h>
# include <math.h>
int main(int argc, char *argv[])
{
int N = 1000000;
int n = 0;
float x, y;
srand( time( NULL ) );
for(int i = 0; i < N; i++)
{
x = (float) rand() / RAND_MAX;
y = (float) rand() / RAND_MAX;
if(sqrt (x*x+y*y) <= 1)
{
n++;
}
}
float reasultado = (((float)4 * (float)n) / (float)N);
printf("PI é igual a: %f", resultado);
return 0;
}