Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
76630 揭伟琦 13求1+2-3+4-5+……n的值 C++ Compile Error 0 MS 0 KB 214 2024-06-02 15:38:42

Tests(0/0):

Code:

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

Run Info:

Main.cc: In function 'int main()':
Main.cc:10:4: error: 'eles' was not declared in this scope
   }eles{
    ^