- import java.util.Scanner;
- public class comp{
- static Scanner sc= new Scanner(System.in);
- public static void main(String[] args) {
- int i=1;
- int b=0;
- int j=sc.nextInt();
- int h=sc.nextInt();
- int a[][]=new int[1000][1000];
- do{
- int num1=(int)(Math.random()*100);
- int num2=(int)(Math.random()*100);
- int f=(num1)%4;
- while(b<j){
- if(a[i][i]==a[b][b])
- break;
- else b++;
- }
- if((f==0)&&(num1+num2<101)){
- System.out.print(i+"."+num1+"+"+num2+"="+" ");
- i++;
- if((i-1)%h==0)
- System.out.print("\n");
- }
- else if((f==1)&&(num1-num2>=0)){
- System.out.print(i+"."+num1+"-"+num2+"="+" ");
- i++;
- if((i-1)%h==0)
- System.out.print("\n");
- }
- else if((f==2)&&(num1*num2<101)){
- System.out.print(i+"."+num1+"*"+num2+"="+" ");
- i++;
- if((i-1)%h==0)
- System.out.print("\n");
- }
- else if((f==3)&&(num1%num2==0)){
- System.out.print(i+"."+num1+"/"+num2+"="+" ");
- i++;
- if((i-1)%h==0)
- System.out.print("\n");
- }
- }while(i<j+1);
- }
- }
来源: http://www.bubuko.com/infodetail-3207626.html