public class ComputePI {
public static void main(String args[]){
double sum = 0.0;
int maxDemo = 10000000;
for (int denom = 1; denom < maxDemo; denom= denom + 2 ){
if (denom%4 == 1){
sum += (double) (4/denom);
} else if (denom%4 ==3){
sum -= (double)(4/denom);
} else {...