| Run ID | 作者 | 问题 | 语言 | 测评结果 | Time | Memory | 代码长度 | 提交时间 | 
|---|---|---|---|---|---|---|---|---|
| 117158 | 施宸雨 | 12自由落体 | C++ | Compile Error | 0 MS | 0 KB | 179 | 2025-04-13 20:19:19 | 
#include <iostream> using namespace std; int main(){ int n = 100; for (int i = 0;i < 10;i++){ n = n / 2; } double n; cout<<"%6.f",n; return 0; }
Main.cc: In function 'int main()':
Main.cc:12:9: error: conflicting declaration 'double n'
  double n;
         ^
Main.cc:6:6: note: previous declaration as 'int n'
  int n = 100;
      ^
Main.cc:13:16: warning: right operand of comma operator has no effect [-Wunused-value]
  cout<<"%6.f",n;
                ^