Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
123770 李俊博 12奇数和与偶数和 C++ Compile Error 0 MS 0 KB 444 2025-07-10 11:52:39

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){/** int i; for(i=1;i<=1000;i++){ cout<<i<<" "; } int i; for(i=7;i<=100;i=i+7){ cout<<i<<" "; } int i; for(i=998;i>=1;i=i-2){ cout<<i<<" "; } int n; cin>>n; for(int i=1;i<=n;i++){ cout<<i<<" "; }**/ int n,m; int j; int o; cin>>n>>m; for(int i=m;i<=n;i=i++){ if(i%2 != 0) j=j+i; else{ o+=a; } } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:26:22: warning: operation on 'i' may be undefined [-Wsequence-point]
  for(int i=m;i<=n;i=i++){
                      ^
Main.cc:31:7: error: 'a' was not declared in this scope
    o+=a;
       ^