package day0413;
import java.util.Random;
import java.util.Scanner;
public class Star_1st {
public static void main(String[] args) {
Random rd = new Random();
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for (i=0; i
for (j=0; j<=i;j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
=============================
package day0413;
import java.util.Random;
import java.util.Scanner;
public class Star_2nd {
public static void main(String[] args) {
Random rd = new Random();
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for (i=0; i
System.out.printf("%d",i);
System.out.print(" ");
for (j=0; j<=i;j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
============================
package day0413;
import java.util.Random;
import java.util.Scanner;
public class Star_3th {
public static void main(String[] args) {
Random rd = new Random();
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for (i=0; i
System.out.printf("%d ",i);
for (j=0; j<=i*2;j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
==================
package day0413;
import java.util.Scanner;
public class Star_4th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
for(j=0;j
System.out.print("*");
}
System.out.println("");
}
}
}
=============================
package day0413;
import java.util.Scanner;
public class Star_5th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n,a=0;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
if(i
for(j=0;j<=i;j++) {
System.out.print("*");
}
}
else {
for(j=0;j<(n*2)-i;j++) {
System.out.print("*");
}
}
System.out.println("");
}
}
}
=======================
package day0413;
import java.util.Scanner;
public class Star_6th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i, j, n;
n = sc.nextInt();
for (i = 0; i < n; i++) {
System.out.printf("%d ", i);
for (j = 0; j <= i; j++) {
System.out.print("*");
}
System.out.println("");
}
for (i = 0; i
System.out.printf("%d ", n+i);
for (j = 0; j < n - i; j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
=======================
package day0413;
import java.util.Scanner;
public class Star_7th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i, j, n;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
for(j=0;j
System.out.print("#");
}
for(j=0;j<=i;j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
======================
package day0413;
import java.util.Scanner;
public class Star_8th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i, j, k, n;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
for(j=0;j<=n-i;j++) {
if(j
System.out.print("#");
}
else {
for(k=0;k
System.out.print("*");
}
}
}
System.out.println("");
}
}
}
=========================
package day0413;
import java.util.Scanner;
public class Star_9th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
for(j=0;j<=i;j++) {
System.out.print(" ");
}
for(j=0;j
System.out.print("*");
}
System.out.println("");
}
}
}
===================
package day0413;
import java.util.Scanner;
public class Star_10th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i, j, n;
n = sc.nextInt();
for (i = 0; i < n; i++) {
System.out.printf("%d ", i);
for(j=0;j
System.out.print(" ");
}
for (j = 0; j <= i; j++) {
System.out.print("*");
}
System.out.println("");
}
for (i = 0; i
System.out.printf("%d ", n+i);
for(j=0;j<=i;j++) {
System.out.print(" ");
}
for (j = 0; j < n - i; j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
==========================
package day0413;
import java.util.Random;
import java.util.Scanner;
public class Star_11th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for(i=0;i
System.out.printf("%d ",i);
for(j=0;j<=i;j++) {
System.out.print(" ");
}
for(j=0;j<(n-i)*2 -1;j++) {
System.out.print("*");
}
System.out.println("");
}
}
}
=============
package day0411;
import java.util.Scanner;
public class For_1st {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for(i=0;i
System.out.print("*");
}
}
}
===================
package day0411;
import java.util.Scanner;
public class For_2nd {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
n = sc.nextInt();
for(i=0;i
for(j=0;j
System.out.print("*");
}
System.out.print("n");
}
}
}
=====================
package day0411;
import java.util.Scanner;
public class For_3th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i,j,n;
int sum=0;
n = sc.nextInt();
for(i=0;i
for(j=0;j
if(j%2!=0) {
sum += 1;
}
}
}
System.out.print(sum);
}
}
============
package day0406;
public class test5 {
public static void main(String[] args) {
int n;
int i=0;
int sum = 0;
n =5;
while(i<10) {
if((i+1)%3==0) {
sum = sum + n * (i+1);
}
i++;
}
System.out.printf("%d*%d = %dn", n,i,sum);
}
}
====================
package day0406;
public class test6 {
public static void main(String[] args) {
int n;
int i=0;
int sum =0;
n=3;
while(i<50) {
if((i+1)%2==0) {
sum = sum + n *(i+1);
}
i++;
}
System.out.print(sum);
}
}
=============================
package day0406;
public class Test7 {
public static void main(String[] args) {
int i;
int x = 12;
int y = 9;
int nexty = ++y;
i = 2;
int sum = 0;
while (sum < 9) {
sum = sum + i;
switch ((i + 1) % 3) {
case 1:
System.out.printf("%x@", ~x);
break;
case 2:
System.out.printf("%x;", ~y);
break;
default:
System.out.printf("%x,", ~nexty);
}
i = i++;
}
}
}
==================
package day0330;
import java.util.Scanner;
public class While_1st {
public static void main(String[] args) {
int dan, i=0;
Scanner sc = new Scanner(System.in);
System.out.print("정수 입력: ");
dan = sc.nextInt();
while(i<9) {
i++;
System.out.println(dan+" X " + i + ""+ " = " + dan * i);
}
}
}
================
package day0330;
import java.util.Scanner;
public class While_2nd {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int x = 14;
System.out.printf("%x",x<<2);
}
}
=================================
package day0330;
public class while_3rd {
public static void main(String[] args) {
int i=0, num=0, sum=0;
while(i<10) {
i++;
sum += i;
}
System.out.printf("%d", sum);
for(i=0;i<=10;i++) {
num += i;
}
System.out.printf("n%d", num);
}
}
===============================
package day0330;
public class While_test1 {
public static void main(String[] args) {
int x=0,y=0,i=1;
while(i<101) {
if(i%2!=0) {
System.out.println(i+": 홀수");
}
else {
System.out.println(i+": 짝수");
}
i++;
}
}
}
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