while循环和do while循环的区别
while循环付钱再gao do whilegao了再付钱
#include <stdio.h>
int main()
{
int data = 0;
/*while(data != 0){ //判断条件再执行
printf("this is a test\n");
data--;
}*/
do { //执行了再判断条件 先斩后奏
printf("this is a test\n");
data--;
}while(data != 0);
return 0;
}