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Project_CodeNet
2,018
#include<iostream> using namespace std; int main(){ int n,m; int i,j,k; int a,b; long long int s=0; cin>>n>>m; for(i=m+1;i<=n;i++){ a=n/i,b=n%i; s+=a*(i-m); if(b>=m){ s+=b-m; if(m!=0)s++; } } cout<<s<<endl; return 0; }
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#include<vector> #include<iostream> #include<string> #include<algorithm> #include<math.h> #include<map> #include<functional> #include<queue> #include<stack> #include<string.h> #include<list> #include<limits> #include<bitset> #include<ctype.h> #include<set> using namespace std; typedef long long int ll; typedef pair<int...
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Project_CodeNet
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#include <bits/stdc++.h> #define ll long long #define pii pair<int, int> #define pll pair<ll, ll> #define str string #define fi first #define se second #define pb push_back #define SET(a, b) memset(a, b, sizeof(a)) #define eps 1e-6 #define pi atan(1) * 4 #define mod 1000000007 #define inf 1000000000 #define llinf 10000...
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Project_CodeNet
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#include <bits/stdc++.h> #define rep(i,l,r) for(int i=int(l);i<int(r);i++) #define put(x) cout<<#x<<" = "<<x<<endl; #define X first #define Y second #define pb push_back #define pp pop_back using namespace std; typedef long long num; typedef pair<int,int> point; const int maxn=1e5+10; int n,k; num ans; int32_t main(){...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; #define scch(x) scanf("%c", &x) #define scld(x) scanf("%Lf", &x) #define scll(x) scanf("%lld", &x) int main() { ll n, k; cin >> n >> k; ll result = 0; for (ll i=1; i<=n; i++) { ll maxsisa = i-1; if (maxsisa >= k) { ...
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Project_CodeNet
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#include <bits/stdc++.h> #define lsb(x) (x & (-x)) #define ll long long #define ull unsigned long long // 217 // 44 using namespace std; int main() { //ifstream cin("A.in"); //ofstream cout("A.out"); int n, k; ios::sync_with_stdio(false); cin >> n >> k; if(k == 0) { cout << 1LL * n *...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; int main(){ int n, k; cin >> n >> k; ll ans = 0; for(int i=k+1; i<=n; ++i){ int x = n /i *i; ans += x /i * (i-k); if(x != n) ans += max(0, (n-x) -max(1,k) +1); } cout << ans << endl; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define FOR(i,a,b) for(int i = (a); i < (b); ++i) #define REP(i,n) FOR(i,0,n) using ll = long long; using vi = vector<int>; using vvi = vector<vector<int>>; using vvvi = vector<vector<vector<int>>>; using mii = map<int, int>; using msi = map<string, int>; using pii = pair<...
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Project_CodeNet
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#include<bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; #define mod 1000000007 #define MAX 1000000000000000 #define all(v) v.begin(),v.end() #define rep(i,a,b) for(i=(ll)a;i<(ll)b;i++) #define revrep(i,a,b) for(i=(ll)a;i>=(ll...
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Project_CodeNet
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/** *        ┏┓    ┏┓ *        ┏┛┗━━━━━━━┛┗━━━┓ *        ┃       ┃   *        ┃   ━    ┃ *        ┃ >   < ┃ *        ┃       ┃ *        ┃... ⌒ ...  ┃ *        ┃       ┃ *        ┗━┓   ┏━┛ *          ┃   ┃ Code is far away from bug with the animal protecting           *          ┃   ┃ 神兽保佑,代码无bug *        ...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int n, m; scanf("%d%d", &n, &m); ll ans = 0; for (int b = m + 1; b <= n; b++) { int temp = (n + 1) / b; ans = ans + 1LL * temp * (b - m); if ((n + 1) % b <= m) continue; else ans = ans + 1LL * ((n+1) % b - m); } if (m == 0) ...
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Project_CodeNet
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#pragma comment(linker, "/stack:200000000") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> // #include <ext/pb_ds/assoc_container.hpp> // #include <ext/pb_ds/tree_policy.hpp> // #include <ext/pb_ds/detail/standard_policies.hp...
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#ifdef LOCAL #define _GLIBCXX_DEBUG #define __clock__ #else #pragma GCC optimize("Ofast") #endif #include<bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using VI = vector<ll>; using VV = vector<VI>; using VS = vector<string>; using PII = pair<ll, ll>; // tourist set templ...
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Project_CodeNet
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#include<bits/stdc++.h> using namespace std; int main(){ int n,k;cin>>n>>k; long long ans=0; for(int i=k+1;i<=n;i++)ans+=(long long)(n/i)*(i-k)+std::max(n%i-k+1,0)-!k; cout<<ans; }
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Project_CodeNet
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#include<iostream> #include<algorithm> using namespace std; int main() { long long n, k, ans = 0; cin >> n >> k; for (long long b = k + 1, m; b <= n; b++) { m = n / b; ans += (b - k) * m + max(n - (b * m + k - 1), 0LL) - (k == 0 ? 1 : 0); } cout << ans << endl; return 0; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; int main() { int n,k; cin >>n>>k; long long count=0; for(int i=1;i<=n;i++){ int shou=n/i; int amari=n%i; count+=max(i-k,0)*shou+max(amari-k+1,0); if(k==0)count--; //cout<<i<<" "<<shou<<" "<<amari<<" "<<count<<endl; } cout<<count<<endl; ret...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define int long long const int MAX = 510000; const int MOD = 1000000007; int m[(1<<('z'-'a' +1))]; vector<pair<int,int>> k; signed main() { int n,k; cin>>n>>k; int ans=0; if(k==0){ cout<<n*n; ...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long signed int LL; typedef long long unsigned int LU; #define incID(i, l, r) for(int i = (l) ; i < (r); i++) #define incII(i, l, r) for(int i = (l) ; i <= (r); i++) #define decID(i, l, r) for(int i = (r) - 1; i >= (l); i--) #define decII(i, l, r) fo...
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Project_CodeNet
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#include <bits/stdc++.h> #include <math.h> using namespace std; long long inf=1000000007; long long modpow(long long n,long long p,long long mod); int main(){ long long n,k; cin>>n>>k; long long ans=0; for(long long i=k+1;i<=n;i++){ ans+=(n/i)*(i-k); long long hoge=n%i; if(k!=0) hoge++; ans+=max((long l...
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Project_CodeNet
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#include <iostream> #include <string> #include <algorithm> #include <functional> #include <vector> #include <stack> #include <queue> #include <deque> #include <set> #include <map> #include <cstdio> #include <cmath> #include <tuple> #include <iomanip> #include <numeric> #include <unordered_map> #include <sstream> #incl...
624
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; int n, k; ll res; int main() { scanf("%d %d", &n, &k); for (int b = k + 1; b <= n; b++) for (int a = 0; a <= n; a += b) { int from = a + k, to = min(n + 1, a + b); if (from == 0) from++; if (from < to) res += to - from; } cout << res...
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Project_CodeNet
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#include<iostream> #include<cstring> #include<cstdio> #include<algorithm> #include<cmath> #include<set> #include<bitset> #include<map> #define fo(i,a,b) for(int i=a;i<=b;i++) #define fd(i,a,b) for(int i=a;i>=b;i--) using namespace std; typedef long long LL; typedef double db; int get(){ char ch; while(ch=getchar(...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define REP(i,a,n) for(int i=(a); i<(int)(n); i++) #define rep(i,n) REP(i,0,n) #define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it) #define ALLOF(c) (c).begin(), (c).end() typedef long long ll; typedef unsigned long long ull; int main(){ ll N...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int,int> pii; int main(){ ll n, k; cin >> n >> k; ll ans = 0; if(k==0){ ans = n*n; cout << ans << endl; return 0; } for(int i = k+1; i < n+1; i++){ ans += (n/i)*(i-k); int t...
134
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; long long n,k,ans; int main() { cin>>n>>k; for(long long i=k+1;i<=n;i++) { if(!(n%i))ans+=(i-k)*(n/i); else{if(k==0)ans--;ans+=(i-k)*(n/i)+max(0ll,n%i-k+1);} } cout<<ans; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef pair<int, int> pii; typedef vector<int> vi; #define fi first #define se second #define mp make_pair #define eb emplace_back #define pb push_back #define sz(x) ((int)(x).size()) #define all(x) (x).begin(), (x).end() #define re...
261
Project_CodeNet
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#include <iostream> #include <vector> #include <string> #include <algorithm> #include <map> #include <utility> using namespace std; int main(){ unsigned long long n,k; cin >> n >> k; unsigned long long comb = 0; if(k==0){ std::cout << n*n << std::endl; return 0; } for(unsigned long long i=k+1;i<=n...
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Project_CodeNet
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#include <iostream> #include <cstdio> #include <vector> #define _USE_MATH_DEFINES #include <math.h> #include <cstring> #include <numeric> #include <algorithm> #include <stdlib.h> #include <functional> #include <string> #include <list> #include <fstream> #include <iomanip> #include <array> #include <map> #include <queue...
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Project_CodeNet
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#include <bits/stdc++.h> typedef long long ll; typedef long double ld; const int INF=1e9,MOD=1e9+7,ohara=1e6; const ll LINF=1e18; using namespace std; #define rep(i,n) for(int (i)=0;(i)<(int)(n);(i)++) #define rrep(i,a,b) for(int i=(a);i<(b);i++) #define rrrep(i,a,b) for(int i=(a);i>=(b);i--) #define all(v) (v).begin(...
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Project_CodeNet
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#include <stdio.h> int main(){ long int n,k,cnt=0; scanf("%ld%ld",&n,&k); if(!k){ printf("%ld\n",n*n); return 0; } for(long int i=k;++i-n-1;)cnt+=n/i*(i-k)+((n%i>=k)?n%i-k+1:0); printf("%ld\n",cnt); return 0; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; const ll INF = 1e16; const ll mod = 1000000007; #define rep(i, n) for (int i = 0; i < (int)(n); i++) template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; int main(int argc, const char *argv[]) { ll n, k; cin >> n >> k; // bを固定する ll ans = 0; for (ll b = 1; b <= n; b++) { ll p = n / b; ll r = n - p * b; ans += p * max(0ll, b - k); ans += max(0ll, r - k + 1); } if (k == 0...
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Project_CodeNet
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#include<cstdio> using namespace std; const int MAXN = 101010; typedef long long int LL; int n, k; int q[MAXN], p[MAXN]; long long int ans; int main(){ scanf("%d%d", &n, &k); for(int i = 1; i <= n; i ++){ p[i] = n / i; q[i] = n % i; } if(k == 0){ printf("%lld", (LL)n * (LL)n); ...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; const ll MOD = 1000000007; const ld PI = acos(-1); const ld EPS = 0.0000000001; #define REP(i, n) for(ll i=0; i<(ll)(n); i++) #define REPD(i, n) for(ll i=n-1; 0<=i; i--) #define FOR(i, a, b) for(ll i=a; i<(ll)(b); i++) #define...
251
Project_CodeNet
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#include <iostream> using namespace std; typedef long long ll; int main() { ios::sync_with_stdio(0); ll n, k, ans=0; cin >> n >> k; for(ll b=k+1; b<=n; ++b) { ans+=(n/b)*(b-k); ans+=max(0LL, n%b-k+(k!=0)); } cout << ans << endl; return 0; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; long long n, k; long long ans = 0; int main() { scanf("%lld %lld", &n, &k); if(k == 0) printf("%lld\n", n * n); else { for(register int i = max(k, 1ll); i <= n; ++i){ ans += (n / i) * (i - k) + (n % i >= k ? n % i - k + 1 : 0); } printf("%lld\n", ans); } ret...
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Project_CodeNet
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/*Lucky_Glass*/ #include<cstdio> #include<cstring> #include<algorithm> using namespace std; typedef long long ll; int main() { ll n,k,sum=0;scanf("%lld%lld",&n,&k); if(k==0) { printf("%lld\n",n*n); return 0; } for(int b=k+1;b<=n;b++) { int a=n%b; sum+=a-k>=0? a-k+1:0; sum+=n/b*(b-k); } printf("%lld\n"...
128
Project_CodeNet
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#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < n; i++) #define rrep(i, n) for (int i = n - 1; i >= 0; i--) using namespace std; using Graph = vector<vector<int>>; #define MOD 1000000007 #define MOD2 998244353 #define INF ((1<<30)-1) #define LINF (1LL<<60) #define EPS (1e-10) typedef long long ll; typede...
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Project_CodeNet
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#include <vector> #include <stack> #include <iostream> #include <unordered_map> #include <map> #include <iomanip> #include <set> #include <functional> #include <algorithm> #include <cassert> #include <cmath> #include <string> #include <sstream> #include <queue> #include <bitset> using namespace std; constexpr int MOD...
475
Project_CodeNet
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#include<cstdio> #include<cstring> #include<string> #include<algorithm> #include<iostream> #include<cmath> #include<cstdlib> #include<ctime> #include<map> #include<queue> #include<vector> #include<stack> #include<set> #define pa pair<int,int> #define INF 0x3f3f3f3f #define inf 0x3f #define fi first #define se second #d...
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Project_CodeNet
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#include <iostream> #include <algorithm> using namespace std; long long int N, K, ans = 0; int main() { cin >> N >> K; for (int i = K + 1; i <= N; i++) { if (N%i == 0) { ans += N / i*(i - K); } else { ans += N / i*(i - K) + N%i - min(N%i, max((long long int)0, K - 1)); } } cout << ans << endl; ret...
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Project_CodeNet
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#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < n; ++i) #define REPR(i, n) for (int i = n - 1; i >= 0; --i) #define FOR(i, a, b) for (int i = a; i < b; ++i) #define FORR(i, a, b) for (int i = b - 1; i >= a; --i) #define SORT(v) sort(v.begin(), v.end()) #define SORTR(v) sort(v.rbegin(), v.rend()) #define ...
576
Project_CodeNet
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#include<iostream> #include<cstdint> using namespace std; const bool DEBUG = false; int main() { int N, K; cin >> N >> K; int64_t sum = 0; for (int b = K + 1;b <= N;b ++) { // 各bについてaが何通りか考える sum += N / b * (b - K); // N/a*aまでのbの通り数 if (N - (N / b * b) >= K) { sum += N - (N / b * b) - K + 1; // 残りのbの通り数 }...
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Project_CodeNet
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//{ #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double lf; typedef pair<ll,ll> ii; #define REP(i,n) for(ll i=0;i<n;i++) #define REP1(i,n) for(ll i=1;i<=n;i++) #define FILL(i,n) memset(i,n,sizeof i) #define X first #define Y second #define SZ(_a) (int)_a.size() #define ALL(_a) _a.begin(),_...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define EPS 1e-9 #define For(i,N) FOR(i,N) #define Forr(i,a,b) FORR(i,a,b) #define Fotr(i,a,b,c) FOTR(i,a,b,c) #define FOR(i,N) FORR(i, 0, N) #define FORR(i,a,b) FOTR(i, a, b, 1) #define FOTR(i,a,b,c) for(int i=(a);i<(b);i+=(c)) #define FOREACH(i,x) for(__typeof__((x).beg...
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Project_CodeNet
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#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<n;i++) using namespace std; typedef long long ll; const int MOD = 1000000007; int main() { ll N,K; cin >> N >> K; ll ans=0; for(ll b=K+1;b<=N;b++){ ll num = b-K; ll lim= N/b; ans+=num*lim; if(K==0)ans--; ans+=max(N-b*lim-(...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #include <math.h> #include <iomanip> template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } const int mod=1000000007; int main() { int64_t ...
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Project_CodeNet
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#include<bits/stdc++.h> using namespace std; using lli = long long; #define rep(i,n) for(int i=0;i<n;i++) template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } lli n, k; int main(void){ cin >>...
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Project_CodeNet
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#define _CRT_SECURE_NO_WARNINGS #include<iostream> #include<sstream> #include<cstdio> #include<cstdlib> #include<cstring> #include<climits> #include<cmath> #include<string> #include<vector> #include<set> #include<map> #include<queue> #include<numeric> #include<functional> #include<algorithm> #include<bitset> #include<t...
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Project_CodeNet
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/* Author : N_o_o_B Created : April 15 2020 14:22:18 */ #include <bits/stdc++.h> using namespace std; /* #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; */ #define TRACE #ifdef TRACE #define trace(...) { cerr<<"[ "; __trace__(#__VA_ARGS__, __VA_ARGS__);} #undef...
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Project_CodeNet
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#include <bits/stdc++.h> #include <math.h> #define uint unsigned long long #define ll long long #define db double #define ls rt << 1 #define rs rt << 1 | 1 #define pb push_back #define mp make_pair #define pii pair<int, int> #define X first #define Y second #define pcc pair<char, char> #define vi vector<int> #define vl...
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Project_CodeNet
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#include <bits/stdc++.h> #define PB push_back #define MP make_pair #define F first #define S second #define SZ(x) ((int)(x).size()) #define ALL(x) (x).begin(),(x).end() #ifdef _DEBUG_ #define debug(...) printf(__VA_ARGS__) #else #define debug(...) (void)0 #endif using namespace std; typedef long long ll; typedef pa...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define LL long long const int inf = 1e9 + 7; LL n, k; int main() { while(~scanf("%lld %lld", &n, &k)) { LL sum = 0; if(k == 0) { cout << n * n << endl; continue; } for(LL i = k + 1; i <= n; ++i) ...
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Project_CodeNet
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#include "iostream" #include "climits" #include "list" #include "queue" #include "stack" #include "set" #include "functional" #include "algorithm" #include "string" #include "map" #include "unordered_map" #include "unordered_set" #include "iomanip" #include "cmath" #include "random" #include "bitset" #include "cstdio" ...
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Project_CodeNet
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#include <iostream> using namespace std; using ll = long long; ll N, K; int main(){ cin >> N >> K; ll sum = 0; for(ll i = K + 1; i <= N; ++i){ sum += N / i * (i - K) + max(0LL, N - ((N / i) * i + K - 1)); } cout << sum - ((K == 0) ? N : 0LL) << endl; return 0; }
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Project_CodeNet
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#include <iostream> #include <sstream> #include <string> #include <cassert> #include <cmath> #include <climits> #include <cstdio> #include <cstring> #include <vector> #include <map> #include <set> #include <queue> #include <deque> #include <stack> #include <algorithm> #include <functional> #include <numeric> #include <...
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Project_CodeNet
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#include<stdio.h> #include<iostream> #include<vector> #include<math.h> #include<queue> #include<map> #include<algorithm> #include<string.h> #include<functional> #include<limits.h> #include<stdlib.h> #include<cmath> #include<cstring> #include<set> #include<climits> using namespace std; #define intmax INT_MAX #define lm...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define pb push_back #define mp make_pair #define all(x) (x).begin(),(x).end() #define rep(i,n) for(int i=0;i<(n);i++) constexpr int MOD = 1000000007; typedef long long ll; typedef unsigned long long ull; typedef pair<int,int> pii; constexpr int dx[] = {1, 0, -1, 0, 1, 1, ...
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Project_CodeNet
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#include<iostream> using namespace std; int main() { int n, k; cin >>n >>k; if (k == 0) { cout << 1LL * n * n << endl; } else { long long ans = 0; for (int i = k + 1; i <= n; i++) { ans += (n / i) * (i - k); if (n % i >= k) { ans += n %...
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Project_CodeNet
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#include <bits/stdc++.h> #include <cassert> typedef long long int ll; using namespace std; template <class... Args> string dbgFormat(const char* fmt, Args... args) { size_t len = snprintf(nullptr, 0, fmt, args...); char buf[len + 1]; snprintf(buf, len + 1, fmt, args...); return string(buf); } template <class ...
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Project_CodeNet
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#include<iostream> using namespace std; main(){ int long long N,K; cin>>N; cin>>K; int long long b=0; int long long ans=0; for(b=(K+1);b<=N;b++){ ans+=(N/b)*(b-K); if(N%b>=K&&K!=0) ans+=((N%b)-K+1); else if(K==0) ans+=(N%b); } cout<<ans; }
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Project_CodeNet
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#include <bits/stdc++.h> int n,k; long long ans; int main(){ scanf("%d%d",&n,&k); if (k==0){ printf("%lld\n",1ll*n*n); return 0; } for (int i=k;i<=n;i++){ ans+=n-i; int t=n/i; ans+=(t-1)*(i-k); if (n%i>=k) ans+=n%i-k+1; } printf("%lld\n",ans); }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; #define int long long signed main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, k; cin >> n >> k; int ans = 0; for (int i=1; i <= n; i++){ int ex = 1; while (true){ int A = i*(ex-1) + k; int B = i...
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Project_CodeNet
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/* * =template=.cpp * Copyright (C) 2017 hzw <hzw@huzhenweideMacBook.local> * * Distributed under terms of the MIT license. */ #include<cstdio> #include<iostream> #include<cmath> #include<algorithm> #include<set> #include<map> #include<queue> #include<string> #include<cstring> #include<sstream> #define FR first #...
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Project_CodeNet
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#include <cstdio> using namespace std; int main(){ register int n, k, b; register long long ans; ans = 0; scanf("%d %d", &n, &k); if (k == 0) { printf("%lld", 1ll * n * n); return 0; } for (b = k + 1; b <= n; ++b) { ans += n / b * (b - k); if (n % b >= k) ans += n % b - k + 1; } printf("%lld", ans); r...
131
Project_CodeNet
2,020
#include <bits/stdc++.h> using namespace std; long long n,k,rez; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); cin>>n>>k; for(long long i=1;i<=n;i++) { long long p=n/i; long long r=n-i*p; rez+=p*max((long long)0,i-k)+max((long long)0,r-k+1); ...
129
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; typedef long long ll; #define rep(i , j , n) for(long long i = j ; i <= n ; i++) const ll N = 123456; ll a[N]; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); ll n , k; cin >> n >> k; ll total = n * n; if(k == 0) { cout <...
257
Project_CodeNet
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#include<iostream> #include<vector> #include<string> #define rep(i, start, end) for (int i = (int)start; i < (int)end; ++i) #define rrep(i, start, end) for (int i = (int)start - 1; i >= (int)end; --i) #define all(x) (x).begin(), (x).end() using namespace std; using ll = long long; template<typename T> inline bool chmax...
272
Project_CodeNet
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#include<iostream> #include<algorithm> #include<cstring> #include<cstdio> #include<queue> #include<bitset> #include<complex> #include<cmath> using namespace std; template<typename __T> inline void read(__T &x) { x=0; int f=1;char c=getchar(); while(!isdigit(c)){if(c=='-') f=-1;c=getchar();} while(isdigi...
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Project_CodeNet
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#include <algorithm> #include <cassert> #include <cfloat> #include <cmath> #include <cstdio> #include <cstdlib> #include <deque> #include <iostream> #include <limits> #include <map> #include <numeric> #include <queue> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <...
1,087
Project_CodeNet
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#include<iostream> #include<algorithm> #include<cstdio> #include<cmath> #include<cctype> #include<math.h> #include<string> #include<string.h> #include<stack> #include<queue> #include<vector> #include<utility> #include<set> #include<map> #include<stdlib.h> #include<iomanip> using namespace std; #define ll long long #...
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Project_CodeNet
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#include<bits/stdc++.h> #define ll long long #define mo 1000000007 using namespace std; int n,k; int main(){ scanf("%d%d",&n,&k); ll ans=0; for (int i=1;i<=n;i++){ int times=n/i; ans+=n; ans-=times*min(i,k); ans-=min(k,n%i+1); ans+=(k!=0); } printf("%lld\n",ans); }
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Project_CodeNet
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#include <iostream> #include<math.h> using namespace std; int main() { long long int m,n; long long int ans=0; cin>>m>>n; for(int i=n+1;i<=m;i++){ int a=fmaxl(0,n-1-m%i); //cout<<a<<" "; if(n!=0){ ans+=m-((m/i+1)*n-a-1); } else{ ans+=m; } //cout<<ans<<endl; } cout<<ans; return 0; }
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Project_CodeNet
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#include <bits/stdc++.h> typedef long long int int64; int64 n,m; int main() { scanf("%lld%lld",&n,&m); if(m == 0) { printf("%lld\n",n*n); return 0; } int64 ans = 0; for(int64 b = m + 1;b <= n;++b) { ans += (n + 1) / b * (b - m) + std::max(0LL,(n + 1) % b - m); } printf("%lld\n",ans); }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef signed long long lint; mt19937 mt(time(nullptr)); // uniform_int_distribution< int > rand_int(0, 10) // rand[0, 10] inclusive int main(void) { cin.tie(0); ios::sync_with_stdio(false); cout << fixed; lint n, k; cin >> n >> k; lint ans = 0; for (lint b...
164
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> pll; int main() { cin.tie(0); ios::sync_with_stdio(false); ll N, K; cin >> N >> K; if(K == 0) { cout << N * N << endl; return 0; } ll answer = 0; for (int i = K + 1; i <= N; i++)...
154
Project_CodeNet
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#include <iostream> #include <iomanip> #include <vector> #include <algorithm> #include <numeric> #include <functional> #include <cmath> #include <queue> #include <stack> #include <set> #include <map> #include <sstream> #include <string> #define _repargs(_1,_2,_3,name,...) name #define _rep(i,n) repi(i,0,n) #define repi...
348
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; int main() { int N, K; cin >> N >> K; ll ans {}; for (int i = K + 1; i <= N; i++) { ans += max(0, i - K) * (N / i); ans += max(0, N % i - K + 1); } cout << ans - (!K * N) << endl; return 0; }
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i)) #define all(x) (x).begin(),(x).end() #define pb push_back #define fi first #define se second #define dbg(x) cout<<#x" = "<<((x))<<endl template<class T,class U> ostream& operator<<(ostream& o, const pa...
272
Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { cin.tie(0); ios::sync_with_stdio(false); ll n, k; cin >> n >> k; ll ans = 0; for(ll i=k+1;i<=n;i++) { if(n%i == 0) { ans += (i-1-(k-1)) * (n/i); } else { ans += (i-1-(k-1)) * (n/i); if( k != 0) ...
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Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; using ll = long long; using P = pair<int, uint>; const ll INF64 = 1LL << 60; const int INF32 = 1 << 29; const int MOD = 1000000007; const int CASES = 3; void solve(){ ll N, K; cin >> N >> K; if(K == 0){ cout << N * N << '\n'; return; } l...
272
Project_CodeNet
2,018
// Copyright (C) 2018 Skqliao. All rights served. #include <bits/stdc++.h> #define rep(i, l, r) for (__typeof(l) i = (l), _##i##_ = (r); i < _##i##_; ++i) #define rof(i, l, r) for (__typeof(l) i = (l) - 1, _##i##_ = (r); i >= _##i##_; --i) #define irep(i, x) for (__typeof(x.begin()) i = x.begin(); i != x.end(); ++i) #...
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Project_CodeNet
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#include<iostream> #include<string.h> #include<cmath> #include<stdio.h> #include<algorithm> using namespace std; long long n,k; long long ans=0; int main() { int i,j; cin>>n>>k; long long r,c; long long n0; for(r=k+1;r<=n;r++) { n0=n/r*r; ans+=n/r*(r-k); ...
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Project_CodeNet
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#prag\ ma GCC optimize("O3") #include<bits/stdc++.h> using namespace std; #define ll long long int main() { ios::sync_with_stdio(false); int n,k; cin>>n>>k; ll ans=0; for(int i=1;i<=n;++i){ int x=i-k; if(x<0) continue; ans+=(ll)(n/i)*(ll)x; if(n%i!=0&&n%i>=k) ans+=(ll)((n%i)-max(k,1)+1); } cout<<ans; }
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Project_CodeNet
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#include <string> #include <cmath> #include <iostream> #include <algorithm> #include <vector> #include <map> #include <queue> #include <set> #include <functional> #include <queue> using namespace std; const int INT_INF = 500000000; const long long LONG_LONG_INF = (long long)pow(10, 18); const int MOD = pow(10, 9) + 7; ...
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Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; using ll = long long; int n, k; int main(){ cin >> n >> k; ll ans = 0; if(k == 0){ cout << ll(n) * n << '\n'; return 0; } for(int b = k + 1; b <= n; b++){ ans += ll(b-k) * (n/b) + max(0, (n%b)-k+1); } cout << ans << '\n'; ...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; typedef pair<int ,int > pii; mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); const ll maxn = 3e6; const ll mod =1e9+7; const ld PI = acos((ld)-1); #define pb push_back #define endl '\n' #define dokme(...
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Project_CodeNet
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#include <iostream> #include <algorithm> #define int long long int main() { int n, k; std::cin >> n >> k; int ans = 0; if (k == 0) { std::cout << n * n; return 0; } for (int i = k + 1; i <= n; ++i) { int pir = i - k; ans += (n / i) * pir; // s...
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Project_CodeNet
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#include<bits/stdc++.h> #define rep(i,N) for(int i=0;i<(N);i++) #define FOR(i,a,b) for(int i=(a);i<(b);i++) using namespace std; const long long MOD = 1e9 + 7; const long long INF = 1e12; const int inf = 1e9; const int mod = 1e9+7; typedef long long ll; typedef pair<ll,int> P; typedef set<int> S; int main(){ cout <...
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Project_CodeNet
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#include <algorithm> #include <climits> #include <cmath> #include <cstdio> #include <cstdlib> #include <ctime> #include <iostream> #include <sstream> #include <functional> #include <map> #include <set> #include <unordered_map> #include <unordered_set> #include <bitset> #include <string> #include <cstring> #include <vec...
575
Project_CodeNet
2,018
#include<iostream> #include<vector> #include<queue> #include<deque> #include<stack> #include<cstdio> #include<utility> #include<algorithm> using std::cout; using std::cin; using std::endl; int main(void){ long long N,K; long long answer=0; cin>>N>>K; if(K==0){ cout<<N*N<<endl; }else{ ...
161
Project_CodeNet
2,018
#include <bits/stdc++.h> using namespace std; typedef long long ll; int n,k;ll ans; int main(){ scanf("%d%d",&n,&k); for(int b=k+1;b<=n;++b){ int t=(n+1)/b; ans+=ll(b-k)*t; t=t*b+k; ans+=max(0,n-t+1); } if(!k)ans-=n-(k+1)+1; printf("%lld\n",ans); return 0; }
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Project_CodeNet
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#include<iostream> #include<algorithm> #include<cstdio> #include<cstring> #include<cmath> using namespace std; void File(){ freopen("A.in","r",stdin); freopen("A.out","w",stdout); } #define REP(i,a,b) for(register int i=a;i<=b;++i) #define DREP(i,a,b) for(register int i=a;i>=b;--i) #define ll long long ll n,k,ans; in...
182
Project_CodeNet
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#include<iostream> #include<algorithm> using namespace std; int main() { long long n,k,i,res=0; cin >> n >> k; if(k==0){ cout << n*n << endl; return 0; } for(i=k+1;i<=n;i++) res+=n/i*(i-k)+max(n%i-k+1,(long long)0); cout << res << endl; return 0; }
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Project_CodeNet
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#include <cassert> //PXjUXeZStdX #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #include <...
1,012
Project_CodeNet
2,019
#include <bits/stdc++.h> using namespace std; #define REP(i, n) for(int i = 0; i < n; i++) #define REPR(i, n) for(int i = n - 1; i >= 0; i--) #define FOR(i, m, n) for(int i = m; i <= n; i++) #define FORR(i, m, n) for(int i = m; i >= n; i--) #define SORT(v, n) sort(v, v+n); #define VSORT(v) sort(v.begin(), v.end()); u...
288
Project_CodeNet
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#include<bits/stdc++.h> using namespace std; typedef long long LL; int main() { LL n,k,ans=0; cin>>n>>k; if(k==0) cout<<n*n<<endl; else{ for(LL b=k+1;b<=n;b++){ ans+=(n/b)*(b-k); if(n%b>=k) ans+=n%b-k+1; } cout<<ans<<endl; } }
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Project_CodeNet
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#include <iostream> #include <sstream> #include <algorithm> #include <string> #include <vector> #include <map> #include <set> #include <queue> #include <deque> #include <stack> #include <memory> #include <complex> #include <numeric> #include <cstdio> #include <iomanip> #define REP(i,m,n) for(int i=int(m);i<int(n);i++)...
502
Project_CodeNet
2,018
#include <bits/stdc++.h> using namespace std; typedef long long lli; typedef vector<lli> vll; typedef vector<bool> vbl; typedef vector<vector<lli>> mat; typedef vector<unordered_map<lli,lli>> graph; lli n,k; lli ans; int main(){ cin >> n >> k; if(k == 0){ cout << n*n << endl;return 0;} for(lli i = k+1;i <= n;...
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Project_CodeNet
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#include <bits/stdc++.h> using namespace std; using ll = long long; using P = pair<int, int>; #define int ll #define REP(i,n) for (int i = 0; i < (n); ++i) #define FORE(i, s, n) for (int i = (s); i <= (int)(n); i++) #define debug(x) cerr << #x << ": " << x << '\n' #define hyphen() cerr << "--\n" #define ALL(vec) (vec...
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