[JAVA]코드업 1046번 ~ 1050번

1046번

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

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

		String[] numbers = br.readLine().split(" ");
		int num1 = Integer.parseInt(numbers[0]);
		int num2 = Integer.parseInt(numbers[1]);
		int num3 = Integer.parseInt(numbers[2]);

		int sum = num1 + num2 + num3;

		bw.write(String.valueOf(sum) + "\n");
		bw.write(String.format("%.1f", (double) sum / 3) + "\n");
		bw.flush();
		bw.close();

	}
}

 

1047번

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

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

		int num = Integer.parseInt(br.readLine());
		num = num << 1;

		bw.write(String.valueOf(num));
		bw.flush();
		bw.close();

	}
}

 

1048번

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

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

		String[] numbers = br.readLine().split(" ");

		int num1 = Integer.parseInt(numbers[0]);
		int num2 = Integer.parseInt(numbers[1]);

		num1 = num1 << num2;

		bw.write(String.valueOf(num1));
		bw.flush();
		bw.close();

	}
}

 

1049번

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

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

		String[] numbers = br.readLine().split(" ");

		int num1 = Integer.parseInt(numbers[0]);
		int num2 = Integer.parseInt(numbers[1]);

		if (num1 > num2) {
			bw.write("1");
		} else {
			bw.write("0");
		}

		bw.flush();
		bw.close();

	}
}

 

1050번

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

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

		String[] numbers = br.readLine().split(" ");

		int num1 = Integer.parseInt(numbers[0]);
		int num2 = Integer.parseInt(numbers[1]);

		if (num1 == num2) {
			bw.write("1");
		} else {
			bw.write("0");
		}

		bw.flush();
		bw.close();

	}
}