'Algorithm&DataStructures/StepByStep'에 해당되는 글 17건

TestScore

1. Question

1) Enter a score

2) 90~100 is A, 80~89 is B....

2. Solution

package stepByStep; import java.util.Scanner; public class TestScore { public static void main(String[]args){ Scanner nr = new Scanner(System.in); int a = nr.nextInt(); if(a <= 100 && a >= 90){ System.out.println("A"); }else if(a < 90 && a >= 80){ System.out.println("B"); }else if(a < 80 && a >= 70){ System.out.println("C"); }else if(a < 70 && a >= 60){ System.out.println("D"); }else{ System.out.println("F"); } } }

Sum

1. Question

1) Enter a number N

2) Add the numbers from 1 to N

2. Solution

package forLogic; import java.util.Scanner; public class Sum { public static void main(String[]args){ Scanner ab = new Scanner(System.in); int a = ab.nextInt(); int sum = 0; for(int i = 1; i<a+1; i++){ sum = sum + i; } System.out.println(sum); } }

2007

1. Question

1) 2007/01/01 is Monday

2) 2007/x/y, What day is this?

2. Solution

package forLogic; import java.util.Scanner; /* * 2007/01/01 is Monday * 2007/x/y, What day is this? */ public class Whatday { public static void main(String[]args){ int monthsday[] = {31,28,31,30,31,30,31,31,30,31,30,31}; Scanner r = new Scanner(System.in); int month = r.nextInt(); int day = r.nextInt(); int sumday = 0; for(int i = 0; i < month - 1; i++){ sumday = sumday + monthsday[i]; } switch((sumday+day)%7){ case 1 : System.out.println("MON"); break; case 2 : System.out.println("TUE"); break; case 3 : System.out.println("WED"); break; case 4 : System.out.println("THU"); break; case 5 : System.out.println("FRI"); break; case 6 : System.out.println("SAT"); break; default: System.out.println("SUN"); break; } } }

MakingStar(2)

1. Question

1) Enter a Number N

2) You should make a tier star top

3) First layer line has a star, Second has two.....and Last layer has N star 

4) Layer size must be N

5) The shape of layer is right alignment

2. Solution

public class MakingStar_2 { public static void main(String[]args){ Scanner n = new Scanner(System.in); int a = n.nextInt(); int temp = a; for(int i = 0; i<a; i++){ for(int h = 1; h< temp; h++){ System.out.print(" "); } temp--; for(int k = 0; k<i+1; k++){ System.out.print("*"); } System.out.println(); } } }