71143

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
71143	sh25_zhoumy	剪绳子	C++	Accepted	0 MS	248 KB	128	2025-10-24 15:16:16

#include <iostream> using namespace std; int main() { int n; cin>>n; cout<<2*n+1; return 0; }