Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
102819 郝王骏程 打印沙漏 C++ Compile Error 0 MS 0 KB 493 2024-12-23 19:55:03

Tests(0/0):

Code:

# include<iostream> # include<cstdio> using namespace std; int main() { int n; cin >> n; for(int j = 0;j < i * 2 - 1;j++){ for(int j = 0;j < n - i;j++){ cout << " "; } for(int j = 0;j < i * 2 - 1;j++){ cout << "*"; } cout << endl; } for(int i =n-1;i >=1;i--){ for(int j = 0;j < n - i;j++){ cout << " "; } for(int i = 1;i <= n;i++){ cout << "*"; } cout << endl; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:10:19: error: 'i' was not declared in this scope
 for(int j = 0;j < i * 2 - 1;j++){ 
                   ^