[기초-조건/선택실행구조] 1065-1070 [자바]

1065

세 정수 a, b, c가 입력되었을 때, 짝수만 출력해보자.

import java.io.*;
import java.util.StringTokenizer;


public class Main{
    public static void main(String args[]) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str = br.readLine();
        StringTokenizer st = new StringTokenizer(str," ");
        int a = Integer.parseInt(st.nextToken());
        int b = Integer.parseInt(st.nextToken());
        int c = Integer.parseInt(st.nextToken());
        if(a%2==0) {
            System.out.println(a);
        }
        if(b%2==0) {
            System.out.println(b);
        }
        if(c%2==0) {
            System.out.println(c);
        }
        }
}

1066

세 정수 a, b, c가 입력되었을 때, 짝(even)/홀(odd)을 출력해보자.

import java.io.*;
import java.util.StringTokenizer;


public class Main{
    public static void main(String args[]) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str = br.readLine();
        StringTokenizer st = new StringTokenizer(str," ");
        int a = Integer.parseInt(st.nextToken());
        int b = Integer.parseInt(st.nextToken());
        int c = Integer.parseInt(st.nextToken());
        if(a%2==0) System.out.println("even");
        else System.out.println("odd");
        if(b%2==0) System.out.println("even");
        else System.out.println("odd");
        if(c%2==0) System.out.println("even");
        else System.out.println("odd");
        }
}

1067

정수 1개가 입력되었을 때, 음(minus)/양(plus)과 짝(even)/홀(odd)을 출력해보자.

import java.io.*;


public class Main{
    public static void main(String args[]) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str = br.readLine();
        int a = Integer.parseInt(str);

        if(a<0) {
            System.out.println("minus");

            if(a%2==0) {
                System.out.println("even");
            }
            else {
                System.out.println("odd");
            }
        }

        if(a>0) {
            System.out.println("plus");

            if(a%2==0) {
                System.out.println("even");
            }
            else {
                System.out.println("odd");
            }
        }
        }
}

1068

점수(정수, 0 ~ 100)를 입력받아 평가를 출력해보자.

import java.io.*;


public class Main{
    public static void main(String args[]) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str = br.readLine();
        int a = Integer.parseInt(str);

        if(a>=90&&a<=100) System.out.println("A");
        else if(a>=70&&a<90) System.out.println("B");
        else if(a>=40&&a<70) System.out.println("C");
        else if(a>=0&&a<40) System.out.println("D");

    }
}

1069

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

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

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str=br.readLine();
        int a = Integer.parseInt(str);
        String season = " ";

        switch(a) {
            case 12: case 1: case 2:
                season = "winter";
                break;
            case 3: case 4: case 5:
                season = "spring";
                break;
            case 6: case 7: case 8:
                season = "summer";
                break;
            case 9: case 10: case 11:
                season = "fall";


        }

        System.out.println(season);


    }
}