rand_oe.cpp

来自「数据结构常用算法合集」· C++ 代码 · 共 38 行

//rand_oe.cpp
#include <iostream.h>
#include <conio.h>
#include <stdlib.h>
const int N = 10;
void main()
{ int a[N],odd=0,even=0,i,p=0,q=1;
  randomize();
  do
  { int t = random(100);
    if(t % 2==0)			//偶数
    {if(q>N) continue;
      a[p]=t;
      p += 2;			//0,2,4,6..
      even += t;			//偶数和
    }
    else
    {if(q>N) continue;
      a[q]=t;
      q += 2;			//1,3,5,7...
      odd += t;			//奇数和
    }
  }while (p<N || q<N);
   for (i=0;i<N;i++)
   { cout.width(3);
     cout <<i;			//输出下标
   }
   cout << endl;
   for (i=0;i<N;i++)
   { cout.width(3);
     cout <<a[i];		//输出数组
   }
   cout << endl;
   cout <<"偶数和="<<even
       <<"\n奇数和="<<odd<<endl;
   getch();
 }