链接描述#include<iostream> #include <cmath> #include <algorithm> #include<cstdio> #include <iomanip> #include<iosfwd> #include<ios> #include<string> using namespace std; int main() { int m,n,s=0; cin>>m>>n; for(int i=m;i<=n;i++){ if(i%2!=0){ s+=i; } } cout<<s; return 0; }

#include<iostream> using namespace std; int main(){ int m,n,x,sum=0; cin>>m>>n; for(int i=m;i<=n;i++){ cin>>x; if(i%2!=0){ sum+=i; } } cout<<sum; return 0; }

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