题解 | #箭形图案#
箭形图案
https://www.nowcoder.com/practice/a6d1081e0c9a42f19e42ed6cd91556c1
#include <stdio.h>
int main() {
int n;
while (scanf("%d", &n) != EOF) { // 注意 while 处理多个 case
// 64 位输出请用 printf("%lld")
for (int i = n, j = 1; i >= 0, j <= (n + 1); i--, j++) {
int num = 2 * i;
while (num--) {
printf(" ");
}
num = j;
while (num--) {
printf("*");
}
printf("\n");
}
for (int i = 1, j = n; i <= n, j > 0; i++, j--) {
int num = 2 * i;
while (num--) {
printf(" ");
}
num = j;
while (num--) {
printf("*");
}
printf("\n");
}
}
return 0;
}
