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

public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  }
} import java.io.BufferedReader; BufferedReader java.io import java.io.InputStreamReader; InputStreamReader java.io import java.io.IOException; IOException java.io public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  }
} Main public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  } main {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  } BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); in new BufferedReader(new InputStreamReader(System.in)) int[] num = new int[5]; num new int[5] 5 int ans = 0; ans 0 int min = 10; min 10 for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    } int i=0; int i=0; i 0 i<5 i 5 i++ i++ i {
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    } {
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    } num[i] = Integer.parseInt(in.readLine()) num[i] num i Integer.parseInt(in.readLine()) Integer.parseInt Integer in.readLine() in.readLine in if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10; num[i]%10==0 num[i]%10 num[i] num i 10 0 ans += num[i] ans num[i] num i ans += (num[i]/10)*10+10 ans (num[i]/10)*10+10 (num[i]/10)*10 (num[i]/10) num[i] num i 10 10 10 if(num[i]%10!=0)
       min = Math.min(num[i]%10,min); num[i]%10!=0 num[i]%10 num[i] num i 10 0 min = Math.min(num[i]%10,min) min Math.min(num[i]%10,min) Math.min Math num[i]%10 num[i] num i 10 min System.out.println(ans-10+min) System.out.println System.out System System.out ans-10+min ans-10 ans 10 min String[] args args public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  }
} public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  }
} Main
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;

public class Main {
  public static void main(String[] args) throws IOException {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int[] num = new int[5];
    int ans = 0;
    int min = 10;
    for(int i=0; i<5; i++){
      num[i] = Integer.parseInt(in.readLine());
      if(num[i]%10==0)
        ans += num[i];
      else
        ans += (num[i]/10)*10+10;
      
      if(num[i]%10!=0)
       min = Math.min(num[i]%10,min);
    }
    System.out.println(ans-10+min);
  }
}