import java.util.Scanner;

/**
 * @author subaru
 */
public class Main {
    // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    }
} Main // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    } main {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int totalTime = 0; totalTime 0 int adjustment = 10; adjustment 10 for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        } int i = 0; int i = 0; i 0 i < 5 i 5 i++ i++ i {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        } {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        } int time = sc.nextInt(); time sc.nextInt() sc.nextInt sc totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10) totalTime time + (time % 10 == 0 ? 0 : 10 - time % 10) time (time % 10 == 0 ? 0 : 10 - time % 10) time % 10 == 0 time % 10 time 10 0 0 10 - time % 10 10 time % 10 time 10 if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            } time % 10 != 0 && time % 10 < adjustment time % 10 != 0 time % 10 time 10 0 time % 10 < adjustment time % 10 time 10 adjustment {
                adjustment = time % 10;
            } adjustment = time % 10 adjustment time % 10 time 10 totalTime -= (10 - adjustment) totalTime (10 - adjustment) 10 adjustment System.out.println(totalTime) System.out.println System.out System System.out totalTime String[] args args public class Main {
    // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    }
} public class Main {
    // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    }
} Main
import java.util.Scanner;

/**
 * @author subaru
 */
public class Main {
    // Five Dishes
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int totalTime = 0;
        int adjustment = 10;
        for (int i = 0; i < 5; i++) {
            int time = sc.nextInt();
            totalTime += time + (time % 10 == 0 ? 0 : 10 - time % 10);
            if (time % 10 != 0 && time % 10 < adjustment) {
                adjustment = time % 10;
            }
        }
        totalTime -= (10 - adjustment);
        System.out.println(totalTime);
    }
}
