import java.util.Arrays;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	}
}

//Arrays.sort(array, (a, b) -> Integer.compare(a[0], b[0]));

 import java.util.Arrays; Arrays java.util import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	} main {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] array=new int[5]; array new int[5] 5 array[0]=sc.nextInt() array[0] array 0 sc.nextInt() sc.nextInt sc array[1]=sc.nextInt() array[1] array 1 sc.nextInt() sc.nextInt sc array[2]=sc.nextInt() array[2] array 2 sc.nextInt() sc.nextInt sc array[3]=sc.nextInt() array[3] array 3 sc.nextInt() sc.nextInt sc array[4]=sc.nextInt() array[4] array 4 sc.nextInt() sc.nextInt sc int bmax=0 bmax 0 max=0; max 0 for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		} int i=0; int i=0; i 0 i<5 i 5 i++ i++ i {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		} {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		} while(max%10!=0) {
				max++;
			} max%10!=0 max%10 max 10 0 {
				max++;
			} max++ max max+=array[i] max array[i] array i if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			} array[i]%10==0 array[i]%10 array[i] array i 10 0 {
				array[i]=10;
			} array[i]=10 array[i] array i 10 {
				array[i]=array[i]%10;
			} array[i]=array[i]%10 array[i] array i array[i]%10 array[i] array i 10 while(max%10!=0) {
			max++;
		} max%10!=0 max%10 max 10 0 {
			max++;
		} max++ max Arrays.sort(array) Arrays.sort Arrays array System.out.println(max-(10-array[0])) System.out.println System.out System System.out max-(10-array[0]) max (10-array[0]) 10 array[0] array 0 String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	}
} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	}
} Main
import java.util.Arrays;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int[] array=new int[5];
		array[0]=sc.nextInt();
		array[1]=sc.nextInt();
		array[2]=sc.nextInt();
		array[3]=sc.nextInt();
		array[4]=sc.nextInt();
		int bmax=0,max=0;

		for(int i=0;i<5;i++) {
			while(max%10!=0) {
				max++;
			}
			max+=array[i];
			if(array[i]%10==0) {
				array[i]=10;
			}else {
				array[i]=array[i]%10;
			}
			//System.out.println(max);
		}
		while(max%10!=0) {
			max++;
		}
		Arrays.sort(array);
		System.out.println(max-(10-array[0]));
	}
}

//Arrays.sort(array, (a, b) -> Integer.compare(a[0], b[0]));


