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- import java.util.Scanner;
- public class IterativePascal extends ErrorPascal implements Pascal {
- Scanner in = new Scanner(System.in);
- boolean b = in.nextBoolean();
- public void printPascal(int n) {
- termsPascal(n); //Anrop till metoden i errorpascal
- if(b == true){
- for (int i = 0; i <= n; i++) {
- for (int j = 0; j <= i; j++) {
- System.out.print(binom(i, j) + " ");
- }
- System.out.println();
- }
- }
- if (b == false){
- for (int j = n; j >= 0; j--) {
- for (int i = 0; i <= j; i++) {
- System.out.print(binom(j, i));
- }
- System.out.println();
- }
- }
- }
- public int binom(int n, int k) {
- termsBinom(n, k);
- double x = 1;
- double y = 1;
- double z = n - k;
- double w = 1;
- for (int i = 1; i <= n; i++) {
- x = x * i;
- }
- for (int i = 1; i <= k; i++) {
- y = y * i;
- }
- for (int i = 1; i <= z; i++) {
- w = w * i;
- }
- return (int) (x/(y*w));
- }
- }
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