[1001] A-B

C

void main(){
	int a,b;
    scanf("%d %d",&a,&b);
    printf("%d",a-b);
}

 

JAVA

import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		scanner in = new Scanner(System.in);
		System.out.print(in.nextInt()-in.nextInt());
	}
}

import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int a=in.nextInt();
		int b=in.nextInt();
		System.out.print(a-b);
	}
}