1.在屏幕上輸出以下圖案:
*
***
*****
*******
*********
***********
*************
***********
*********
*******
*****
***
*
#include <stdio.h>
int main()
{
int line = 0;
for (line = 0; line < 7; line++)
{
int j = 2 * line + 1;
for (; j >= 1; j--)
{
int w = 6 - line;
for (; w >= 1; w--)
printf_s(" ");
for (; j >= 1; j--)
{
printf_s("*");
if (j == 1)
printf("\n");
}
}
}
for (line = 5; line >=0; line--)
{
int j = 2 * line + 1;
for (; j >= 1; j--)
{
int w = 6 - line;
for (; w >= 1; w--)
printf_s(" ");
for (; j >= 1; j--)
{
printf_s("*");
if (j == 1)
printf("\n");
}
}
}
return 0;
}