提交时间:2025-02-09 15:46:51

运行 ID: 5465

#include<bits/stdc++.h> using namespace std; int main() { int i,j,k,n,t,b = 1; char a = '*'; cin>>n; for (i = 1;i <= n;i++) { for (k = 1;k <= n-i;k++) { cout<<' '; } for (j = 1;j <= b;j++) { cout<<a; } b += 2; cout<<endl; } }