/**
 * Created by Uy on 10.12.2016.
 */
public class Dungeon {
    public static void main(String[] args) {
        boolean isPriestAlive = true;
        boolean isWarriorAlive = true;
        boolean isThiefAlive = true;
        boolean isMageAlive = true;

        boolean isMageDeadEarlier = false;
        boolean isWarriorDeadEarlier = false;

        int aliveAdventurers = 4;
        int lives = 0;

        for(int i = 1; i < 101; i++) {
            int goblins = i;
            boolean hasRevived = false;
            while(goblins != 0) {
                if(isThiefAlive) {
                    goblins = goblins < 1 ? 0 : goblins - 1;//53
                }

                if(isMageAlive) {
                    goblins = goblins < 10 ? 0 : goblins - 10;//43
                }

                if(isWarriorAlive) {
                    goblins = goblins < 1 ? 0 : goblins - 1;//43
                }

                if(isPriestAlive && !hasRevived) {
                    if(!isWarriorAlive && !isWarriorDeadEarlier) {
                        hasRevived = true;
                        isWarriorAlive = true;
                        aliveAdventurers++;
                    } else if(!isMageAlive && !isMageDeadEarlier) {
                        hasRevived = true;
                        isMageAlive = true;
                        aliveAdventurers++;
                    }
                }

                if(!isWarriorAlive && !isPriestAlive && !isMageAlive && isThiefAlive) {
                    break;
                }


                if(aliveAdventurers*10 <= goblins) {
                    if(isWarriorAlive) {
                        isWarriorAlive = false;
                        aliveAdventurers--;
                    } else if(isMageAlive) {
                        isMageAlive = false;
                        aliveAdventurers--;
                    } else if(isPriestAlive) {
                        isPriestAlive = false;
                        aliveAdventurers--;
                    }
                }
            }

            if(!isWarriorAlive) {
                isWarriorDeadEarlier = true;
            }

            if(!isMageAlive) {
                isMageDeadEarlier = true;
            }
            lives += goblins;
            System.out.println("i: " + i + " " + goblins);
        }
        System.out.println(lives + aliveAdventurers + 17);
    }
}