코드업 기초 100제 (11~20)

1011

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        char n = scan.next().charAt(0);
        System.out.print(n);

    }
}

1012

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        float n = scan.nextFloat();
        System.out.format("%.6f",n);
    }
}

2013

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int n1 = scan.nextInt();
        int n2 = scan.nextInt();
        System.out.print(n1 +" "+ n2);
    }
}

2014

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        char c1 = scan.next().charAt(0);
        char c2 = scan.next().charAt(0);
        System.out.print(c2 + " " + c1);
    }
}

2015

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        float n = scan.nextFloat();
        System.out.format("%.2f", n);
    }
}

2017

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        System.out.print(n + " " + n + " " + n);
    }
}

2018

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String time = scan.next();
        System.out.print(time);
    }
}

2019

import java.util.Scanner;
import java.util.StringTokenizer;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String date = scan.next();
        int[] arr = new int[3];
        StringTokenizer st = new StringTokenizer(date, ".");
        int i = 0;
        while(st.hasMoreTokens()){
            arr[i] += Integer.parseInt(st.nextToken());
            i++;
        }
        System.out.format("%04d.%02d.%02d", arr[0], arr[1], arr[2]);
    }
}

1020

import java.util.Scanner;
import java.util.StringTokenizer;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String num = sc.next();
        StringTokenizer st = new StringTokenizer(num,"-");
        while(st.hasMoreTokens()){
            System.out.print(st.nextToken());
        }
    }
}