import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("输入n的值");
int n = scanner.nextInt();
System.out.println("输入m的值");
int m = scanner.nextInt();
int sum = 0 ;
do {
sum=sum+n;
n++;
}while(n<=m) ;
System.out.print(sum);
}
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説025
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("输入n的值");
int n = scanner.nextInt();
System.out.println("输入m的值");
int m = scanner.nextInt();
int sum = 0 ;
do {
sum=sum+n;
n++;
}while(n<=m) ;
System.out.print(sum);
}
}