摘要： 1、#include<iostream.h>void main(){ unsigned int x; int y1,y2,y3,y4; cout<<"输入一个4位无号符整数"<<endl; cin>>x; y1=x%10; y2=x/10%10; y3=x/100%10; y4=x/1000%10; cout<<"反序输出:"<<y1<<y2<<y3<<y4<<endl;}2、#include<iostream.h>int 阅读全文

摘要： #include <iostream.h>#include <time.h>#include <stdlib.h>#include <stdio.h>void readarray(int arr[][5]){ int i,j; srand (time(NULL)); for(i=0;i<4;i++) { for(j=0;j<5;j++) arr[i][j]=rand()%100+1; }}void printarray(int arr[][5]){ int i,j; for(i=0;i<4;i++) { for(j=0;j< 阅读全文