Niuke programming questions (3)

//https://www.nowcoder.com/practice/99dba043761e43c2a6f931e2c5c247c7?tpId=107&tags=&title=&diffculty=0&judgeStatus=0&rp=1

import java.util.Scanner;

public class Main1 {
	public static void main(String[] args) {
	Scanner sc = new Scanner(System.in);
	while(sc.hasNext()) {
		int x1 = sc.nextInt();
		if(x1==200)
			System.out.println("OK");
		if(x1==202)
			System.out.println("Accepted");
		if(x1==400)
			System.out.println("Bad Request");
		if(x1==403)
			System.out.println("orbidden");
		if(x1==404)
			System.out.println("Not Found");
		if(x1==500)
			System.out.println("Internal Server Error");
		if(x1==502)
			System.out.println("Bad Gateway");
		 
	}
	}
}

//https://www.nowcoder.com/practice/804a22929b844e6b9379a5e90b5e2197?tpId=107&tags=&title=&diffculty=0&judgeStatus=0&rp=1

import java.util.Scanner;

public class Main2 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()) {
			int xx = sc.nextInt();
			for(int i=1;i<=xx;i++) {
				for(int j=1;j<=i;j++) {
					System.out.print(j+" ");
			}
				System.out.println();
		}
	}

}
}

//https://www.nowcoder.com/practice/f3a134908d5b41869f14f58307008a97?tpId=107&tags=&title=&diffculty=0&judgeStatus=0&rp=1

import java.util.Arrays;
import java.util.Scanner;

public class Main3 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		double sum = 0;
		while(sc.hasNext()) {
			double x1 = sc.nextDouble();
			double x2 = sc.nextDouble();
			double x3 = sc.nextDouble();
			double x4 = sc.nextDouble();
			double x5 = sc.nextDouble();
			double x6 = sc.nextDouble();
			double x7 = sc.nextDouble();
			double[] array = {x1,x2,x3,x4,x5,x6,x7};
			Arrays.sort(array);
			for(int i=0;i<array.length;i++) {
				if(i==0||i==6) {
					continue;
				}
				sum+=array[i] ;
			}
			double average = sum/5;
			System.out.println(String.format("%.2f", average));
		}
	}

}

//https://www.nowcoder.com/practice/ce0b2eacd3d04647831358c2876e44ff?tpId=107&&tqId=33393&rp=1&ru=/ta/beginner-programmers&qru=/ta/beginner-programmers/question-ranking

import java.util.Scanner;

public class Main5 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
			while(sc.hasNext()) {
			String str = sc.next();
			long n = Integer.parseInt(str);
			long res = (n+1)*n/2;
			System.out.println(res);
			
		}
	}

}

//https://www.nowcoder.com/practice/895b3b552d80485cb5e426a0ebf9a251?tpId=107&&tqId=33370&rp=1&ru=/ta/beginner-programmers&qru=/ta/beginner-programmers/question-ranking

import java.util.Scanner;

public class Main6 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()) {
			String str1 = sc.nextLine();
			String str2 = sc.nextLine();
			if(str1.equals(str2)) {
				System.out.println("same");
			}
			else
			System.out.println("different");
		}
	}
}

//https://www.nowcoder.com/practice/b007744eb43b4f7b95d9e87de01528db?tpId=107&&tqId=33375&rp=1&ru=/ta/beginner-programmers&qru=/ta/beginner-programmers/question-ranking

import java.util.Scanner;

public class Main7 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()) {
			int xx = sc.nextInt();
			int sum = 0;
			int[] array = new int[xx];
			for(int i=0;i<array.length;i++) {
				array[i] = sc.nextInt();
				sum+=array[i];
			}
			System.out.println(sum);
		}
	}

}

//https://www.nowcoder.com/practice/7eb4df4d52c44d309081509cf52ecbc4?tpId=107&&tqId=33327&rp=1&ru=/ta/beginner-programmers&qru=/ta/beginner-programmers/question-ranking

import java.util.Scanner;

public class Main8 {
	public static void main(String[] args) {
	Scanner sc = new Scanner(System.in);
	while(sc.hasNext()) {
		String str = sc.next();
		char c = str.charAt(0);
		if((c=='i'||c=='a'||c=='e'||c=='o'||c=='u')||(c=='I'||c=='A'||c=='E'||c=='O'||c=='U')) {
			System.out.println("Vowel");
		}
		else
			System.out.println("Consonant");
	}
		
	}

}

//https://www.nowcoder.com/practice/850ebd30a2a34cfc87199da3fc15786a?tpId=107&&tqId=33329&rp=1&ru=/ta/beginner-programmers&qru=/ta/beginner-programmers/question-ranking

import java.util.Scanner;

public class Main9 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()) {
			String str = sc.next();
			if(str==str.toUpperCase()) {
				System.out.println(str.toLowerCase());
			}
			else
				System.out.println(str.toUpperCase());
			
			}
			
		}
	}