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pattern.java
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pattern.java
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import java.util.*;
public class pattern {
public static void main(String[] args) {
pattern6(1,0);
}
static void pattern1(int n){
for (int i = 1; i <=2*n-1; i++) {
int colinrow = i > n ? 2*n-i : i;
for (int j = 1; j <=colinrow; j++) {
System.out.print(j +" ");
}
System.out.println();
}
}
static void pattern2(int n){
for (int i = 1; i <=2*n-1; i++) {
int colinrow = i > n ? 2*n-i : i;
int space = n -colinrow;
for (int s =0 ; s < space; s++) {
System.out.print(" ");
}
for (int j = 1; j <=colinrow; j++) {
System.out.print("* ");
}
System.out.println();
}
}
static void pattern3(int n){
for (int i = 1; i <=n; i++) {
for (int space =0 ; space < n-i; space++) {
System.out.print(" ");
}
for (int j = i; j >=1; j--) {
System.out.print(j+"");
}
for(int j = 2; j <=i; j++) {
System.out.print(j+"");
}
System.out.println();
}
}
static void pattern4(int n){
for (int i = 1; i <=n; i++) {
for(int space = 0; space < n-i; space++) {
System.out.print(" ");
}
for (int j = i; j >=1; j--) {
System.out.print(j);
}
for(int j = 2; j <=i; j++) {
System.out.print(j);
}
System.out.println();
}
}
static void pattern5(int r,int c){
if(c==0){
return;
}
if(r<c){
System.out.print("*");
pattern5(r+1,c);
}else{
System.out.println();
pattern5(0,c-1);
}
}
static void pattern6(int r,int c){
if(r==6){
return;
}
if(r>c){
System.out.print("*");
pattern6(r,c+1);
}else{
System.out.println();
pattern6(r+1,0);
}
}
}