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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4. class Main
  5. {
  6.     public static void main(String args[])
  7.     {
  8.         Scanner sc= new Scanner(System.in);
  9.           int m,n;
  10.           m=sc.nextInt();
  11.           n=sc.nextInt();
  12.  
  13.             int[] a= new int[n];
  14.             String[] s=new String[n];
  15.             for(int i=0;i<n;i++)
  16.             {
  17.                 a[i]=sc.nextInt(); 
  18.                 s[i]=sc.nextLine();
  19.             }
  20.           int[] c=new int[n];
  21.           int so=0,p=0;
  22.              HashMap<Integer,String> map =new HashMap<>();
  23.               for(int i=0;i<n;i++)
  24.              {  if(map.containsKey(a[i]))
  25.                {
  26.                    if(s[i]!="AC"){
  27.                        c[i]++;
  28.                    }
  29.                    else{
  30.                        map.put(a[i],s[i]);
  31.                        so++;
  32.                    }
  33.                }
  34.                else{
  35.                    map.put(a[i],s[i]);
  36.                }
  37.              }
  38.              for(int i=1;i<map.size();i++){
  39.                  if(map.get(a[i])=="AC"){
  40.                      p=p+c[i];
  41.                  }
  42.              }
  43.               System.out.println(p+so);
  44.     }
  45. }
Success #stdin #stdout 0.1s 35492KB
comments (?)
stdin
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5 6
1 OtherError
1 WA
2 AC
3 WA
3 WA
4 WA
stdout
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0
https://ideone.com/V2J5te
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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