package test;
import java.util.Scanner;
import java.util.Stack;
public class StackTest {
public static void main(String[] args) {
System.out.println("lab7_1 : ¿ëµ¿Áß");
Stack stack = new Stack();
Scanner input = new Scanner(System.in);
System.out.println("1:»ðÀÔ 2:»èÁ¦ 3:Á¶È¸ 4:ÇÕ°è 5:Á¾·á");
int menu = 0;
int element = 0;
int sum = 0;
do {
menu = input.nextInt();
switch(menu) {
case 1:
System.out.print("Á¤¼ö ÀÔ·Â :");
element = input.nextInt();
stack.push(element);
break;
case 2:
System.out.print("¸Ç À§ÀÇ °ªÀ» »èÁ¦ :");
System.out.println(stack.pop());
break;
case 3:
System.out.println("½ºÅÃÀ» Á¶È¸ÇÕ´Ï´Ù.");
System.out.println(stack.peek());
break;
case 4:
System.out.println("½ºÅÃÀÌ ºô ¶§ ±îÁö Ãâ·ÂÇÕ´Ï´Ù.");
while(!stack.isEmpty()) {
sum += stack.pop();
}
System.out.println(sum);
break;
}
}while(menu != 5);
}
}
/*
java.util ÆÐÅ°ÁöÀÇ Stack Ŭ·¡½º¸¦ ÀÌ¿ëÇÏ´Â ÇÁ·Î±×·¥À» ÀÛ¼ºÇϽÿÀ.
- Stack Ŭ·¡½º¸¦ Á¤ÀÇÇÏ¸é ¾ÈµÇ°í, import ÇÒ °Í
- StackTest Ŭ·¡½ºÀÇ main ¸Þ¼Òµå´Â ´ÙÀ½À» ¼öÇàÇÑ´Ù.
(1) Integer ÀڷḦ ÀúÀåÇÒ Stack °´Ã¼ »ý¼º(stackÀ̶ó°í ºÎ¸£ÀÚ.) ** raw type »ç¿ë ±ÝÁö
(2) ¸Þ´º 5¸¦ ¼±ÅÃÇÒ ¶§±îÁö ´ÙÀ½°ú °°Àº ¸Þ´º¸¦ ¹Ýº¹ÇÏ¿© Á¦°ø
1:»ðÀÔ 2:»èÁ¦ 3:Á¶È¸ 4:ÇÕ°è 5:Á¾·á
1 ¼±Åýà »ç¿ëÀڷκÎÅÍ Á¤¼ö°ªÀ» Çϳª ÀÔ·Â¹Þ¾Æ ½ºÅÿ¡ »ðÀÔ(push)
2 ¼±Åýà ½ºÅÿ¡¼ »èÁ¦(pop)ÇÏ¿© ¸®ÅÏµÈ °ªÀ» Ãâ·Â
3 ¼±Åýà ½ºÅÿ¡¼ Á¶È¸(peek)ÇÏ¿© ¸®ÅÏµÈ °ªÀ» Ãâ·Â
4 ¼±Åýà ½ºÅÃÀÌ ÅÖ ºô¶§(empty)±îÁö ¸ðµÎ »èÁ¦(pop)ÇÏ¿© ÇÕÀ» Ãâ·Â
- ½ºÅÃÀÌ ºñ¾îÀÖÀ» ¶§ Çհ踦 ±¸Çϸé 0ÀÌ Ãâ·ÂµÇ¾î¾ß ÇÔ
- ¿¹¿Ü¸¦ Àâ¾Æ¼ ó¸®ÇÏÁö ¸» °Í
¿¹¿Ü ¹ß»ý½Ã ÇÁ·Î±×·¥ÀÌ ºñÁ¤»ó Á¾·áÇϵµ·Ï ±×´ë·Î µÎ´Â ´ë½Å,
½ºÅÃÀÌ ºñ¾îÀÖÀ» ¶§ »èÁ¦Çغ¸°í, ¾î¶² ¿¹¿Ü°¡ ¹ß»ýÇÏ´ÂÁö È®ÀÎÇØ º¼ °Í
½ºÅÃÀÌ ºñ¾îÀÖÀ» ¶§ Á¶È¸Çغ¸°í, ¾î¶² ¿¹¿Ü°¡ ¹ß»ýÇÏ´ÂÁö È®ÀÎÇØ º¼ °Í
*/