do....while..
#include<stdio.h>main()
{
int k=5,n=0;
do
{
switch(k)
{
case 1: case 3: n+=1;break;
default: n=0;k--;
case 2: case 4: n+=2;k--;break;
}
printf("%d",n);
}while(k>0&&n<5);
}
对程序运行后输出的结果..讲解一下..谢谢 !
2011-01-15 23:54
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