Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
135778 邹金行 数组中元素交换 C++ Compile Error 0 MS 0 KB 324 2025-11-08 14:46:16

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; int a[n]; for(int =0;i<n;i++){ cin>>a[i]; } if(n%2==0){ for(int i=0;i<n;i+=2){ cout<<a[i+1]<<" "<<a[i]<<" "; } }else{ for(int i=0;i<n-1;i+=2){ cout<<a[i+1]<<" "<<a[i]<<" "; } cout<<a[n-1]; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:10: error: expected unqualified-id before '=' token
  for(int =0;i