This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
using namespace std;
int main(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int n;
cin>>n;
vector<set<int>>st(n+1);
vector<vector<int>>allv(n+1);
for(int i=2;i<=n;i++){
for(int j=i;j<=n;j+=i){
allv[j].push_back(i);
}
}
st[1].insert(0);
for(int i=1;i<=n;i++){
for(auto x:allv[i]){
for(auto y:allv[i/x]){
st[i].insert(x-1+y);
}
}
}
cout<<st[n].size()<<'\n';
}
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