77621

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
77621	sh25_wuyy	级数求和	C++	Accepted	0 MS	240 KB	178	2025-12-26 14:33:25

#include <iostream> using namespace std; int main() { int k,n=0; float sn=0; cin>>k; while(sn<=k){ n+=1; sn+=1.0/n; } cout<<n; return 0; }