lab4_54
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#include <iostream>
#include <math.h>
using namespace std;
int main() {
int n;
double sum=0.0;
cout<<"Input a number"<<endl;
cin>>n;
for(int i=1;i<=n;i++)
{
sum+=1./i;
}
cout<<"Sum="<<sum<<endl;
return 0;
}
Cpp
INFO