지극히 개인적인 이야기 :: 알고리즘 직접 풀이한 문제

글

알고리즘 직접 풀이한 문제

분류없음 2008/11/11 23:55

7급

문자열 검색
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
public class test
{
public static void main(String[] args) throws IOException
{
  BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("input.txt"))) ;
  PrintWriter p = new PrintWriter("output.txt") ;

  String tmp = br.readLine() ;
  int quantity = Integer.parseInt(br.readLine());

  for(int i=0; i< quantity; i++) {
   if ( tmp.indexOf( br.readLine() ) < 0 )
    p.print("False\n");
   else
    p.print("True\n");
  }

  p.close() ;
}
}

슬롯머신
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.StringTokenizer;
public class ex
{
public static void main(String[] args) throws IOException
{
  BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("input.txt"))) ;
  PrintWriter p = new PrintWriter("output.txt") ;

  StringTokenizer st = new StringTokenizer(br.readLine());

  int a = Integer.parseInt(st.nextToken());
  int b = Integer.parseInt(st.nextToken());
  int c = Integer.parseInt(st.nextToken());
  int d = Integer.parseInt(st.nextToken());
  int e = Integer.parseInt(st.nextToken());
  int f = Integer.parseInt(st.nextToken());

  int mon = e;
  for (int i=1 ; i < f; i++) {
   if (e == 0)
    break;
   else {
    e = e-10;
    d = d+10;
   }

   int a1 = ((a * 345 + 8) ^ 2 - 7) % 10;
   int b1 = ((b * 345 + 8) ^ 2 - 7) % 10;
   int c1 = ((c * 345 + 8) ^ 2 - 7) % 10;

   if (a1 == b1 && b1 == c1) {
    if ( (d/2) % 10 == 0) {
     e = e+d /2;
     d = d-d/2;
    } else {
     e = e+d/2+5;
     d = d-d/2-5;
    }
   }
  }

  p.print(e-mon);

  p.close() ;
}
}