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#include <algorithm> #include <cstdio> #include <cstring> #include <map> #include <set> #include <utility> #include <vector> const int...

#include <iostream> #include <cstring> #include <cstdio> #include <cmath> #include <algorithm> #define maxn 100005 #define mod...

#include <stdio.h> #include <stdlib.h> #include <string.h> #define N 19 char strL, strR; int l,...

#include <bits/stdc++.h> #define For(i,a,b) for(long long i=a;i<=b;i++) #define Ford(i,a,b) for(int i=a;i>=b;i--) #define...

#include <bits/stdc++.h> using namespace std; int main() { ios_base :: sync_with_stdio(0), cin.tie(0), cout.tie(0); int...

#include<cstdio> bool pd; char s; int n,k,size,last; int main(){ scanf("%d%d%s",&n,&k,&s); for (int i=0;i<n;++i) last-'A']=i; for (int...

#include<bits/stdc++.h> using namespace std; int t; int main(){ char a,b; int n; scanf(" %c %c",&a,&b); scanf("%d",&n); n%=4; t=0,t=1,t=2,t=3; int...

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Eduardo Caballero, da GhFly, explica que o Google Trends...

#include<cstdio> #include<cstdlib> #include<stdlib.h> #include<iostream> #include<string> #include<string.h> #include<vector> #include<stack> #include<queue> #include<map> #include<cmath> using namespace std; #define pi acos(-1.0) typedef long long ll; typedef double...

#include<bits/stdc++.h> typedef long long ll; const int N=100010; const ll mo=1000000007; int n,x,i,l,r,m,mid,g,j,k; ll...

#include<bits/stdc++.h> using namespace std; long long f,pwr,mod=1e9+7,t,r,l,ans; main() { int i,j,k; cin>>t>>l>>r; pwr=1; //for(i=1;i<=r-l+1;i++)pwr=(1ll*pwr*t)%mod; for(i=0;i<=r;i++) f=1e18; f=0; for(i=1;i<=r;i++) { for(j=2*i,k=2;j<=r;j+=i,k++) { f=min(f,(1ll*i*(k-1)*k)/2+f); } } ans=0;long long pr=1; for(i=l;i<=r;i++) ans=(ans+((f)%mod*pr)%mod)%mod,pr=(pr*t)%mod; cout<<ans<<endl; }