51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
#include <bits/stdc++.h>
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using namespace std;
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#ifdef ONLINE_JUDGE
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#define dbg(...)
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#else
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#include "Assets/debug.h"
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#endif
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#define int long long
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#define ll long long
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#define endl '\n'
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#define ff first
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#define ss second
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#define ins insert
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#define pb push_back
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#define ppb pop_back
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#define sz(x) (int)(x).size()
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#define all(x) x.begin(), x.end()
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#define rep(i,a,b) for(int i=a; i<b; ++i)
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#define rrep(i,a,b) for(int i=a; i>=b; --i)
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#define yn(f) f? cout<<"YES\n":cout<<"NO\n"
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#define FAST (ios_base::sync_with_stdio(false), cin.tie(nullptr));
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ll pow(ll x,ll y,ll m=1e9+7) {ll ans=1;x%=m;while(y){if(y&1)ans=(ans*x)%m;x=(x*x)%m;y>>=1;}return ans;}
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void solve()
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{
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int n,x;
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cin>>n>>x;
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int ct=0;
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for(int a=1; a<=x; ++a)
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{
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int y=min(x-a, n/a);
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for(int b=1; b<=y; ++b)
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{
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int c=min(x-a-b, (n-a*b)/(a+b));
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ct += max(0ll,c);
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}
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}
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cout<<ct<<endl;
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}
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signed main()
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{
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FAST;
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int TCS = 1;
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cin >> TCS;
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for (int TC = 1; TC <= TCS; ++TC)
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{
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// cout<<"Case "<<TC<<": ";
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solve();
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}
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} |