Aizu Online Judge 0136 Frequency Distribution of Height

■0136 Frequency Distribution of Height

やるだけ．

import java.util.*;
import java.lang.*;
import java.math.*;
import java.io.*;

import static java.lang.Math.*;
import static java.util.Arrays.*;

public class Main{

 Scanner sc=new Scanner(System.in);

 int INF=1<<28;
 double EPS=1e-9;

 void run(){
  int n=sc.nextInt();
  int[] a=new int[6];
  for(int i=0; i<n; i++){
   double d=sc.nextDouble();
   for(int k=0; k<6; k++){
    if(d+EPS<165+k*5||k==5){
     a[k]++;
     break;
    }
   }
  }
  for(int i=0; i<6; i++){
   print((i+1)+":");
   for(int k=0; k<a[i]; k++){
    print("*");
   }
   println("");
  }
 }

 void debug(Object... os){
  System.err.println(Arrays.deepToString(os));
 }

 void print(String s){
  System.out.print(s);
 }

 void println(String s){
  System.out.println(s);
 }

 public static void main(String[] args){
  // System.setOut(new PrintStream(new BufferedOutputStream(System.out)));
  new Main().run();
 }
}