Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
71298 sh25_wangsj 求出e的值 C++ Compile Error 0 MS 0 KB 234 2025-10-24 22:00:51

Tests(0/0):

#include <iostream> using namespace std; int main() { int a,j=1; float e=1; cin>>a; for(int i=1,i<=a,i=i+1){ j=j*i; e=e+1.0/j; } cout<<fixed<<setprecision(10)<<e; return 0; }

Judgement Protocol: