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±Û¾´ÀÌ :Á¦¹ß ´äº¯ÁÖ¼¼¿ä. 2000³â 5¿ù 18ÀÏ 00:52:22

In Reply to: Á¦¹ß... posted by Ãֱ⼷ on 2000³â 5¿ù 17ÀÏ 13:48:23:

´äº¯ Á¤¸» °¨»çÇÕ´Ï´Ù.Á¤¸» µµ¿ò됬¾î¿ä.
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can't make a static reference to nonstatic
variable tri1 in class Triangle.

if(tri1.is right(line1,line2,line3)
¿Ö ³ª´ÂÁö ¸ð¸£°Ú¾î¿ä.Á¦¹ß ´äº¯ÁÖ¼¼¿ä.

import java.io.*;

class Triangle {

Triangle_control tri1 = new Triangle_control();

public static void main (String[] args) throws IOException {

BufferedReader stdin = new BufferedReader
(new InputStreamReader (System.in));
int line1, line2, line3;


//¼¼ º¯À» ÀԷ¹޴´Ù.
System.out.println ("»ï°¢ÇüÀÇ ¼¼ º¯À» ÀÔ·ÂÇϽÿÀ.");
System.out.println ("line1 :");
line1 = Integer.parseInt(stdin.readLine());
System.out.println ("line2 :");
line2 = Integer.parseInt(stdin.readLine());
System.out.println ("line3 :");
line3 = Integer.parseInt(stdin.readLine());

//»ï°¢ÇüÀÇ Å¸ÀÔÀ» °áÁ¤ÇÑ´Ù.
if (tri1.is_right( line1, line2, line3))
System.out.println ("Á÷°¢ »ï°¢ÇüÀÔ´Ï´Ù.");
if (tri1.is_scalene( line1, line2, line3))
System.out.println ("µÎº¯ÀÇ ±æÀÌ°¡ ¸ðµÎ ´Ù¸£´Ù.");
if (tri1.is_isosceles( line1, line2, line3))
System.out.println ("Á¤È®È÷ µÎ º¯ÀÇ ±æÀÌ°¡ °°´Ù.");
if (tri1.is_equilateral( line1, line2, line3))
system.out.println ("¼¼ º¯ÀÇ ±æÀÌ°¡ ¸ðµÎ °°´Ù.");
}//Ŭ·¡½º Triangle

//»ï°¢ÇüÀÇ Å¸ÀÔ Á¶°ÇÀ» ¼³Á¤ÇØÁØ´Ù.
class Triangle_control {
int l1,l2,l3;

public boolean is_right(int line1,int line2,int line3){
boolean success = false;
if (line1 > line2) { l3 = line1; l1 = line2;}
else { l3 = line2; l1 = line1; }
if (line3 > line3a) { l2 = line3a; l3 = line3; }
else { l2 = line3; }
if ((l3*l3) == (l2*l2 + l1*l1))
success = true;
return success;
}//Á÷°¢ »ï°¢Çü

public boolean is_scanlene(int line1,int line2,int line3) {
boolean success = false;
if ((line1 != line2) && (line2 != line3) && (line1 != line3))
success = true;
return success;
}//µÎ º¯ÀÇ ±æÀÌ°¡ ¸ðµÎ ´Ù¸£´Ù

public boolean is_isosceles(int line1,int line2,int line3){
boolean success = false;
if ((line1 == line2) || (line2 == line3) || (line1 == line3))
success =true;
return success;
}//Á¤È®È÷ µÎ º¯ÀÇ ±æÀÌ°¡ °°´Ù.

public boolean is_equilateral(int line1,int line2,int line3){
boolean success = false;
if ((line1 == line2 ) && (line2 == line3) && (line1 == line3))
success = true;
return success;
}//¼¼ º¯ÀÇ ±æÀÌ°¡ ¸ðµÎ °°´Ù.
}
}





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