空心三角形图案
https://www.nowcoder.com/practice/2ccc5fca423e47f0b622fe6f151cfab4
#include <stdio.h>
int main()
{
int n = 0;
while (scanf("%d", &n) != EOF)
{
int i,j = 0;
for (i = 0; i < n; i++)
{
for (j = 0; j < n; j++)
{
if (j == 0 || i == n - 1 || j == i)
{
printf("* ");
}
else
{
printf(" ");
}
}
printf("\n");
}
}
return 0;
}
相关推荐
查看23道真题和解析 
球球与墩墩：这不是前端常考的对象扁平化吗，面试官像是前端出来的
const flattern = (obj) => {
const res = {};
const dfs = (curr, path) => {
if(typeof curr === 'object' && curr !== null) {
const isArray = Array.isArray(curr);
for(let key in curr) {
const newPath = path ? isArray ? `${path}[${key}]` : `${path}.${key}` : key;
dfs(curr[key], newPath);
}
} else {
res[path] = curr
}
}
dfs(obj);
return res;
}查看3道真题和解析 