import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	}
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	} main {
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) sc.useDelimiter("") sc.useDelimiter sc "" int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int b = sc.nextInt(); b sc.nextInt() sc.nextInt sc int c = sc.nextInt(); c sc.nextInt() sc.nextInt sc System.out.println(a + b + c) System.out.println System.out System System.out a + b + c a + b + c a b c String[] args args public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	}
} public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	}
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
        sc.useDelimiter("");
		// 整数の入力
		int a = sc.nextInt();
        int b = sc.nextInt(); 
        int c = sc.nextInt();
      
		// 出力
		System.out.println(a + b + c);
	}
}