#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; using namespace atcoder; typedef long long ll; typedef long double LD; typedef double D; typedef pair P; typedef pair PD; typedef map M; #define vp(c,n) vec c(n);rep(i,n){c[i]=i;} #define out(x) cout<= (n); --i) #define drep(i, n) drep2(i, n, 0) #define REP(i, n) FOR(i, 0, n) #define fore(i,a) for(const auto &i:a) #define RREP(var, n) for (auto var = n - 1; var != static_cast(-1); var--)//なんですかこれは #define all(x) (x).begin(),(x).end() #define memset(v, h) memset((v), h, sizeof(v)) #define frac(x) x-floor(x) #define eb emplace_back #define pb push_back #define pbd(x,y) push_back({x,y}); #define pbt(x,y,z) push_back({x,y,z}); #define bs binary_search #define lb lower_bound #define ub upper_bound #define SUM(x) accumulate(all(x),0) #define IP(a,b) inner_product(all(a),begin(b),0.0)//内積の計算 #define PS(a,b) partial_sum(all(a),begin(b))//累積和(具体的にはbは個数以外空にしておいて格納されていく) #define uni(x) sort(all(x));x.erase(unique(all(x)),x.end()) //重複消去&sort #define fr(f,x) fixed<,greater

> #define PQS PQ> #define fi first//大文字になれない #define se second #define cauto const auto& #define bit(n) (1LL<<(n)) #define cl clock()/CLOCKS_PER_SEC//時間計測 #define printd(n,x) cout<>a[i];}//試験運転してみる(多分つかわない) #define cinvv(a,n,m); rep(i,n){rep(j,m){cin>>a[i][j];}} template inline bool chmax(T& a,T b){if(a < b){a=b;return 1;}return 0;} template inline bool chmin(T& a,T b){if(a > b){a=b;return 1;}return 0;} typedef vector vec; typedef vector ves; typedef vector mat; //const ll mod = 1000000009;//手動で切り替える. //const ll mod = 998244353; const ll mod = 1000000007; //const ll mod=1e9; using mint =modint998244353;//.val()が必要に注意 一旦置いておく //using mint =modint1000000009; //using mint =modint1000000007; const ll INF = bit(60); //ll dx[4]={0,1,0,-1},dy[4]={-1,0,1,0}; //struct Edge{ll to,co;Edge(ll to=0,ll co=0):to(to),co(co){}};//ABC191で何となくsunukeさんの!! //struct Edge {ll to;ll cost;}; //struct Edge {ll from;ll to;ll cost;}; //struct Edge {ll to;ll w;Edge(ll to,ll w):to(to),w(w){}}; //けんちょん本 G[頂点a].pb(Edge(頂点b,weight));とか //using Graph = vector>; //struct Edge {ll to,t,k;Edge(ll to,ll t,ll k):to(to),t(t),k(k){}};//ABC192で何となく //using Graph =vector>; #define cing(a,b,c) a[b].pb(c);a[c].pb(b); //vector seen; //void gdfs(const Graph &G,ll v){seen[v]=true;fore(next_v,G[v]){if(seen[next_v])continue;gdfs(G,next_v);}}//それぞれの点でif(seen[i])continue;else gdfs(G,i)をする ll modpow(ll a,ll n,ll mod){if(mod==1)return 0;ll ret=1;ll p=a%mod;while(n){if(n&1)ret=ret*p%mod;p=p*p%mod;n>>=1;}return ret; } M factor(ll n) {M ret;for(ll i=2;i*i<=n;i++){while(n%i==0){ret[i]++;n /= i;}}if(n != 1){ret[n]=1;}return ret;}//素因数分解 mapにする vec divisor(ll n){vec K;for(ll i=1;i*i<=n;i++){if(n%i==0){K.pb(i);if(i*i!=n)K.pb(n/i);}}sort(all(K));return K;}//約数列挙 cauto& a=divisor(100);的に書く ll modlog(ll a,ll b,ll p){ll g=1;for(ll i=p;i;i/=2)(g*=a)%=p;g=gcd(g,p);ll t=1,c=0;for(;t%g;c++){if(t==b)return c;(t*=a)%=p;}if(b%g){return -1;}t/=g;b /= g;ll n=p/g,h=0,gs=1;for(;h*hbs;for(ll s=0,e=b;s(NdN2, my_div(N, x2) + 1);ll ix = x;for (ll i = 1; i < imax; ++i) {hl[i] -= (ix < NdN2 ? hl[ix] : hs[my_div(N, ix)]) - pi;ix += x;}for (int n = N2; n >= x2; n--) {hs[n] -= hs[my_div(n, x)] - pi;}++pi;}return hl[1];} // /* constexpr ll MAX = 3000000;ll fac[MAX],finv[MAX],inv[MAX];//int main(){cominit();}と打つのを忘れないように. void cominit(){fac[0]=fac[1]=1;finv[0]=finv[1]=1;inv[1]=1;for(int i=2;iT phi(T n) {T ret=n;for(T i = 2; i * i <= n; i++){if(n % i == 0){ret -= ret / i;while(n % i == 0) n /= i;}}if(n > 1){ret -= ret / n;}return ret;} templateT extgcd(T a, T b, T &x, T &y){T d = a;if(b != 0){d=extgcd(b,a%b,y,x);y -= (a / b) * x;}else {x = 1;y = 0;}return d;} mat mat_mul(mat&a,mat&b){mat res(a.size(),vec(b[0].size()));rep(i,a.size()){rep(j,b[0].size()){rep(k,b.size()){(res[i][j]+=a[i][k]*b[k][j])%=mod;}}}return res;} mat matpow(mat a,ll n){mat res(a.size(),vec(a.size()));rep(i,a.size())res[i][i]=1;while(n>0){if(n & 1)res=mat_mul(a,res);a=mat_mul(a,a);n>>=1;}return res;} #define cinmat(a,x,y) mat a(x,vec(y));rep(i,x)rep(j,y)cin>>a[i][j];//;をつけなくていいよ!(お気持ちかなり使いやすそう使いにくかったらやめるけども) #define comat(a,x,y) rep(i,x){rep(j,y){cout< //fw(n);としてfw.add(p,x)->fw[p]+x fw.sum(l,r)->Σ[l,r-1]fw[i] (O(logn)!!) #define SA(s) vec suffix_arry(s)//よくわかんない #define LCP(s,a) vec lcp_rray(s,a)//Long Common Prefix #define ZA(s) z_algorithm(s)//上と同じようなやつ #define IV(x,m) inv_mod(x,m)//逆元がなんと対応!! //ついでに pair crt(r,m) 解なし(0,0) n=0 (0,1) CRT!! #define FS(n,m,a,b) floor_sum(n,m,a,b)//Σ[0,n-1]floor((a*i+b)/m) (これがなんとO(log(max(n,m,a,b)))) #define FFT(a,b,c) vec a=convolution(b,c)//FFT,NNT 畳み込み をFFT()の直後に挿入したらmodできる. void ACC(vec a,vec &b){b[0]=0;rrep(i,a.size()){b[i]=b[i-1]+a[i-1];}return;} //幾何ライブラリの構築をする!! int main(){ ll a,b; cin>>a>>b; cout<<(b+a-1)/a<