solution
stringlengths
52
181k
difficulty
int64
0
6
#include <cstdio> long long gcd(long long a,long long b) { return b?gcd(b,a%b):a; } int main() { long long n,x; scanf("%lld%lld",&n,&x); long long d=gcd(n,x); printf("%lld\n",(n-d)*3); return 0; }
0
#include <cmath> #include <vector> #include <cstring> #include <cstdlib> #include <iostream> #include <algorithm> using namespace std; const long long lim = 40000000; const long long inf = 0x3f3f3f3f3f3f3f3f; signed main(void) { int n, m, s; cin >> n >> m >> s; vector<pair<pair<int, int>, int > > edge; for (int...
0
#include <bits/stdc++.h> using namespace std; const int MAXK = 5000; const int PRIMESIZE = 669; int n; vector<int> prime; map<int, int> primeIndex; int number[MAXK + 1]; bool isPrime[MAXK + 1]; vector<int> factor[MAXK + 1]; vector<int> power[MAXK + 1]; long long int dist[MAXK + 1]; int fPower[MAXK + 1][PRIMESIZE]; int ...
4
#include <bits/stdc++.h> using namespace std; const int N = 200010; int tt, cnt, tim, tp; bool w[N]; vector<int> q[N]; int u[N], head[N], to[N], nxt[N], dfn[N], low[N], v[N], c[N]; inline int gi() { int x = 0, o = 1; char ch = getchar(); while (ch != '-' && (ch < '0' || ch > '9')) ch = getchar(); if (ch == '-')...
5
#include <iostream> #include <string> #include <string_view> #include <vector> using namespace std; int ModAtoi(string_view sv, int d) { int r = 0; for (char c : sv) { r *= 2; r %= d; r += c - '0'; } return r; } inline int popcount(int x) { return __builtin_popcount(x); } int f(int x) { return x...
0
/* * D.cpp * * Created on: 2012-8-25 * Author: Administrator */ #include<iostream> #include<cstdio> #include<cstring> #include<string> #include<algorithm> #include<map> using namespace std; int n, m; int h, w; struct page { string name; int bn; int pt[105]; int x1[105]; int x2[105]; int y1[105]; int y...
0
#include<bits/stdc++.h> using namespace std; int main(){ int n;cin>>n; string s,t; cin>>s;cin>>t; for(int i=0;i<n;i++) cout<<s[i]<<t[i]; }
0
#include <bits/stdc++.h> using namespace std; int n, ans[1010], cnt; int main() { scanf("%d", &n); for (int i = 2; i <= n; i++) { bool flag = 0; for (int j = 2; j * j <= i; j++) { if (i % j == 0) { flag = 1; break; } } if (flag) continue; for (int j = i; j <= n; j *= ...
1
#include <bits/stdc++.h> using namespace std; int n; vector<string> a; long long get(string s) { long long pts = 0; int nh = 0; for (int i = ((int)(s).size()) - 1; i >= 0; i--) { if (s[i] == 'h') { nh++; } else { pts += nh; } } return pts; } struct cmp { inline bool operator()(const ...
4
#include <bits/stdc++.h> using namespace std; const int maxn = 1000; int n, m, g[maxn + 1][maxn + 1]; int number[maxn + 1], low[maxn + 1], parent[maxn + 1]; int dem; void del(int x, int y) { int i; for (i = 1; i <= g[x][0]; i++) if (g[x][i] == y) break; if (g[x][i] == y) { for (int j = i; j <= g[x][0]; j+...
3
#include <iostream> using namespace std; void solve() { int a, b; while(cin >> a >> b) { if(!a && !b) { break; } int back = b - a; int count1000 = back / 1000; back %= 1000; int count500 = back / 500; back %= 500; int count100 = back / 100; cout << count100 << " " << count500 << " " << count...
0
#include <bits/stdc++.h> using namespace std; double dp[2005][2005], cnt[2005][2005]; double p[2005], u[2005]; int main() { int n, a, b; cin >> n >> a >> b; ; for (int i = 0; i < n; i++) cin >> *(p + 1 + i); ; for (int i = 0; i < n; i++) cin >> *(u + 1 + i); ; double lo = -4000.0, hi = 0.0; int t = 10...
5
#include <bits/stdc++.h> using namespace std; const int N = 1005; int n, rt, d, dep[N], ans, p1, p2, c[N], len, maxd; int head[N], numE = 0; vector<int> g[N]; char s[10]; struct E { int next, v; } e[N << 1]; void inline add(int u, int v) { e[++numE] = (E){head[u], v}; head[u] = numE; } void dfs(int u, int last) {...
6
#include <cstdio> #include <algorithm> #include <utility> #include <queue> using namespace std; typedef long long int ll; int N,M; const int DATA_SIZE=100000; const ll BIGNUM = 2000000000; // 値段*美味しさ pair<ll, ll> sweets[DATA_SIZE]; // 値段*個数 pair<ll,ll> friends[DATA_SIZE+1]; struct Sweet_ptr_comp{ // 美味しさを下降順...
0
#include <bits/stdc++.h> #define fi first #define se second #define pii pair<int,int> using namespace std; const int maxn = 2e5+15; int n,Q,a,b,c,d,cnt,head[maxn],ans[maxn]; struct edge{ int to,nxt,col,len; }e[maxn<<1]; struct query{ int l,r,x,y,id; }q[maxn<<1]; pii p[maxn]; inline void add(int u,int v,int c,i...
0
#include<iostream> #include<vector> #include<string> #include<algorithm> #include<map> #include<set> #include<utility> #include<cmath> #include<cstring> #include<queue> #include<cstdio> #include<sstream> #define loop(i,a,b) for(int i=a;i<b;i++) #define rep(i,a) loop(i,0,a) #define pb push_back #define mp make_pair #de...
0
#include <bits/stdc++.h> using namespace std; const int N = 100010; long long n, c[N], ans[N], pw[64]; queue<long long> q[64]; int main() { cin >> n; pw[0] = 1; for (int i = 1; i <= 60; i++) pw[i] = pw[i - 1] << 1; for (int i = 1; i <= n; i++) { cin >> c[i]; for (int j = 60; j >= 0; j--) if (c[i] ...
3
#include <bits/stdc++.h> #define range(i,a,b) for(int (i)=(a);(i)<(b);(i)++) #define rep(i,n) range(i,0,n) using namespace std; int main(void){ int ans=0; while(1){ string s; cin >> s; if(cin.eof()) break; int n=s.size(); int cur=0; rep(i,n){ if(isdigit(s[i])){ cur=cur*10+(s[i]-'0'); }else{ ...
0
#include <bits/stdc++.h> using namespace std; int tailleEnsemble[100 * 1000 + 3]; int dernierVu[100 * 1000 + 3], numero = 1; int pere[100 * 1000 + 3]; map<long long, int> dictionnaire; bool couleur[100 * 1000 + 3]; vector<int> frere[100 * 1000 + 3]; int trouverPere(int p) { if (pere[p] == p) return p; return pere[p...
4
#include <bits/stdc++.h> using namespace std; long long int add(long long int x, long long int y) { x += y; while (x >= 1000000007) x -= 1000000007; while (x < 0) x += 1000000007; return x; } long long int mul(long long int x, long long int y) { return (x * 1ll * y) % 1000000007; } long long int binpow(long l...
3
#include <bits/stdc++.h> using namespace std; int isperfect(long long int n) { if (sqrt(n) == floor(sqrt(n))) return 1; else return 0; } int A[100001]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; int arr[n]; int max1 = INT_MIN; for (int i = 0; i < n; ...
2
#include <bits/stdc++.h> using namespace std; int N, M, a, b; long long d[100010], pos[100010], H[100010], sum; pair<long long, long long> tree[4 * 100010]; inline int Sx(int p) { return p << 1; } inline int Dx(int p) { return (p << 1) + 1; } inline long long Orario(int p) { return pos[p]; } inline long long AntiOrario...
5
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int menor[n]; for (int i = 0; i < n; i++) menor[i] = INT_MAX; int e = 1; while (e < n) e *= 2; while (e > 1) { e /= 2; int a = 0, b = 0; for (int i = 0; i < n; i++) if (i & e) a++; else b++;...
4
#include <bits/stdc++.h> using namespace std; long long INF = 10000000000000; int main(){ int N; cin >> N; vector<int> a(N); for (int i = 0; i < N; i++){ cin >> a[i]; } int V = N + 2; vector<map<int, long long>> E(V); long long ans = 0; for (int i = 0; i < N; i++){ if (a[i] > 0){ ans += ...
0
#include<bits/stdc++.h> using namespace std; int main() { int a,b,c; cin>>a>>b>>c; cout<<max(abs(a-b),max(abs(c-a),b-c))<<endl; return 0; }
0
#include <bits/stdc++.h> const int MOD = 1e9 + 7; const int MAXN = 1e9 + 1; const double PI = 3.14159265359; using namespace std; int a[100001], q[100001]; int main() { ios_base::sync_with_stdio(0); int n; cin >> n; for (int i = 1; i <= n; ++i) { cin >> a[i]; q[a[i]] = i; } int z = 0, mx = 0; for ...
1
#include <bits/stdc++.h> #pragma optimise("O3") using namespace std; mt19937 rnumber((long long)new char); typedef struct Treap* Arbore; Arbore NIL; struct Treap { int move_st, move_dr; int poz, poz_min, poz_max, w, g; int prio; long long suma; Arbore st, dr; Treap(int g, int poz) : move_st(0), ...
3
#include <bits/stdc++.h> int main() { std::istream& is = std::cin; std::ostream& os = std::cout; std::string s, t, u; std::getline(is, s); std::getline(is, t); std::sort(s.begin(), s.end()); std::sort(t.begin(), t.end()); int n = s.length(); u.resize(n); int sl = 0, sr = n / 2 + n % 2 - 1, tl = n / ...
3
#include <bits/stdc++.h> using namespace std; long long n, i, j, x, y, t, ans = 0; vector<long long> b1(200001, 2002), b2(200001, 2002); int main() { scanf("%I64d", &n); for (i = 0; i < n; ++i) { scanf("%I64d%I64d", &x, &y); b1[i] = -x - y; b2[i] = x - y; } sort(b1.begin(), b1.end()); sort(b2.begi...
2
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); while (1) { int N, M; cin >> N >> M; if (!N & !M) break; unordered_map<int, int> DV; for (int i = 1; i <= M; i++) { DV[i] = 0; } for (int ...
0
#include <bits/stdc++.h> using namespace std; const int INF = 2000000000; const double pi = acos(-1.0); int primes[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53}; int a[105], dp[105][1 << 17], n, bit[105], path[105][1 << 17]; int solve(int pos, int mask) { if (pos >= n) return 0; int& ret = dp[pos...
4
#include<bits/stdc++.h> using namespace std; int main(){ int E,Y; cin>>E>>Y; if(E==0){ if(Y>=1989&&Y<=2016)cout<<"H"<<Y-1988<<endl; if(Y>=1926&&Y<=1988)cout<<"S"<<Y-1925<<endl; if(Y>=1912&&Y<=1925)cout<<"T"<<Y-1911<<endl; if(Y>=1868&&Y<=1911)cout<<"M"<<Y-1867<<endl; } else{ if(E==1)cout<<Y+1867<<endl; if(E==2)c...
0
#include <iostream> #include <complex> #include <cmath> using namespace std; #define rep(i, n) for(int i = 0; i < n; i++) typedef complex<double> xy_t; typedef pair<xy_t, xy_t> line; const double EPS = 1e-12; double cross(const xy_t &a, const xy_t &b){ return imag(conj(a) * b); } double dot(const xy_t &a, const xy...
0
#include <bits/stdc++.h> using namespace std; struct kraw { int m, M, a, p; }; vector<vector<int> > st; int n; int A = -1, B = -1; void gen(vector<int>& a, int x, int nr, int max_dl, vector<int>& ogr) { a[nr] = x; if (nr == max_dl - 1) { st.push_back(a); return; } if (nr == max_dl - 2) gen(a, -1, ...
3
#include <bits/stdc++.h> using namespace std; template <typename T1, typename T2> inline void chkmin(T1 &x, T2 y) { if (x > y) x = y; } template <typename T1, typename T2> inline void chkmax(T1 &x, T2 y) { if (x < y) x = y; } using ll = long long; using ld = long double; const string FILENAME = "input"; int main() ...
5
//ITP1_5_D #include<iostream> using namespace std; int main() { int i,x,n; cin>>n; for(i=1;i<=n;i++){ if(0==i%3) cout<<" "<<i; else for(x=i;x!=0;x/=10) { if(3==x%10){ cout<<" "<<i; break; } } } cout<<endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; bitset<2000005> bs; vector<int> p; void build() { bs[0] = bs[1] = 1; for (int i = 2; i < 2000005; i++) { if (!bs[i]) p.push_back(i); for (int j = 0; i * p[j] < 2000005; j++) { bs[i * p[j]] = 1; if (i % p[j] == 0) break; } } } int in[1005]; bits...
4
#include <bits/stdc++.h> using namespace std; const int MAXN = 1010; const int inf = 4 * MAXN * MAXN; int n, m; int xp, yp, xk, yk; char A[MAXN][MAXN]; int graf[inf][5]; int size[inf]; char delta[inf][4]; char temp[4]; void load() { scanf("%d%d", &n, &m); for (int i = 0; i < n; i++) scanf("%s", A[i]); scanf("%d%d...
4
#include<bits/stdc++.h> using namespace std; #define pb push_back #define mp make_pair #define F first #define S second typedef long long ll; typedef pair<int, int> pii; #define sz(x) (int)(x).size() #define all(x) x.begin(), x.end() #define itn int ll powmod(ll a,ll b) {ll res=1; assert(b>=0); for(;b;b>>=1){if(b&1)r...
2
#include <bits/stdc++.h> using namespace std; int main() { long long n, k, c = 1; cin >> n >> k; while (true) { while (k - 3 >= 0 && (n - c) * 2 <= k - 3 && c <= n && c++) k -= 3; while (k - 4 >= 0 && (n - c) * 2 <= k - 4 && c <= n && c++) k -= 4; while (k - 5 >= 0 && (n - c) * 2 <= k - 5 && c <= n &&...
1
#include <bits/stdc++.h> using namespace std; const int N = 1010; const int inf = ~0U >> 1; const int mod = 1e9 + 7; const int dx[4] = {1, -1, 0, 0}; const int dy[4] = {0, 0, 1, -1}; int n, m, mat[N][N]; long long k; bool ans[N][N]; inline int idx(int x, int y) { return x * m + y; } inline bool inRange(int x, int y) { ...
6
#include <bits/stdc++.h> using namespace std; template <class T> void show(const vector<T> &a) { for (T x : a) cout << x << " "; cout << '\n'; } const long long N = 3e5 + 50, oo = 1e18 + 100, mod = 1e9 + 7; const long double eps = 1e-9, PI = 2 * acos(0.0); vector<long long> g[N]; vector<long long> visit(N, 0); long...
1
#include <bits/stdc++.h> using namespace std; std::vector<int> adj[100107]; bool mat[150][150]; std::vector<pair<int, int> > edge; bool vis[100107]; int dist[100107], par[100107]; int n; int ans = 1e9; void bfs(int x, int y) { for (int i = 0; i < n; i++) vis[i] = 0, dist[i] = 1e9, par[i] = -1; dist[x] = 0; queue<...
4
#include <bits/stdc++.h> using namespace std; const int max_n = 3e5 + 5; int n; int ans[max_n]; vector<int> v; int rob(int pos) { if (pos + 1 < 0 || pos + 1 >= n) return -1e9; if (pos + 2 >= n) return v[pos + 1]; return min(max(v[pos], v[pos + 2]), v[pos + 1]); } int main() { scanf("%d", &(n)); ; for (int i...
5
#include <bits/stdc++.h> using namespace std; const int maxn = 100 * 1000 + 10; int n, m, a[maxn], al[maxn], ar[maxn], tind[3 * maxn]; vector<int> tc[3 * maxn]; unordered_set<int> s; int *ind = tind + maxn; vector<int> *c = tc + maxn; long long ans; int main() { cin >> n >> m; for (int i = 0; i < m; i++) { cin ...
5
#include <bits/stdc++.h> using namespace std; struct block { int x, y; inline bool operator<(const block &cpr) const { if (x != cpr.x) return x < cpr.x; return y < cpr.y; } inline bool operator==(const block &cpr) const { return ((x == cpr.x) && (y == cpr.y)); } }; struct nblock { int x, y, id; ...
2
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; vector<int> v[n]; for (int i = 0; i < n; i++) { string str; cin >> str; for (int j = 0; j < str.length(); j++) { if (str[j] == '#') v[i].push_back(j); } } int flag = 1; for (int i = 0; i < n - 1; i++)...
1
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { int n, m, tmp; cin >> n >> m; vector<vector<int>> a(n, vector<int>(m)), b(m, vector<int>(n)); for (int i = 0; i < n; i++) for (int j = 0; j < m; j++) cin >> a[i][j]; for (int i = 0; i < m; i++) ...
2
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 10231; int n, A, cf, cm; long long m; pair<int, int> t[N]; long long pref[N]; long long ok(int z, int w) { int x = upper_bound(t + 1, t + n + 1, make_pair(z, -1)) - t - 1; x = min(x, n - w); return (long long)z * x - pref[x]; } int ans[N]; int main...
2
#include <bits/stdc++.h> using namespace std; vector<vector<int>> goods, g; vector<int> cost; int n; vector<vector<int>> d(105, vector<int>(100005, -1)); void bfs(vector<int>& nds, vector<int>& dis) { queue<int> q; for (auto& i : nds) { q.push(i); dis[i] = 0; } while (!q.empty()) { int top = q.front...
1
#include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <algorithm> typedef long long ll ; #define rep(i, a, b) for (int i = a; i <= b; ++ i) const int N = 1e5 + 5 ; using namespace std ; int X, Y, Z, n, top, q[N] ; ll sum, f[N] ; struct poi { int x, y, z ; } a[N] ; bool cmp(poi a, poi b) ...
0
#include <bits/stdc++.h> #pragma GCC optimize("O2") using namespace std; const int MAX = 2e5 + 5; const long long MAX2 = 11; const int MOD = 1000000000 + 7; const long long INF = 20000; const int dr[] = {1, 0, -1, 0, 1, 1, -1, -1}; const int dc[] = {0, 1, 0, -1, 1, -1, 1, -1}; const double pi = acos(-1); const double E...
4
#include <bits/stdc++.h> using namespace std; char a[100005]; int main() { int n, x1, y1, x2, y2, n1, n2; char ch1, ch2; int t1, t2; cin >> n >> x1 >> y1 >> x2 >> y2; cin >> a; if (x1 > x2) { ch1 = 'W'; n1 = x1 - x2; } else { ch1 = 'E'; n1 = x2 - x1; } if (y1 > y2) { ch2 = 'S'; ...
2
#include <iostream> #include <cstdio> #include <vector> #include <complex> #include <cmath> #include <algorithm> using namespace std; // * XYツ催?標 #define X real() #define Y imag() // * ツ点ツづ個表ツ個サ typedef complex<double> P; // * ツ仰鳴容ツつキツづゥツ古ォツ債キツε? const double EPS = 1e-10; // * Infinity const double INF = 1e12; // * ツ...
0
#include <bits/stdc++.h> using namespace std; long long a[100005]; int main() { long long n, m; while (scanf("%lld%lld", &n, &m) != EOF) { memset(a, 0, sizeof(a)); long long sum = 0; while (m--) { long long x, d; scanf("%lld%lld", &x, &d); sum += n * x; if (d > 0) { sum +...
3
#include <bits/stdc++.h> using namespace std; int main() { long long s, a[200020], b, g, i, d, l, r, m, tmp, presum[200020]; vector<pair<long long, long long>> v; cin >> s >> b; for (i = 1; i <= s; i++) { cin >> a[i]; } for (i = 1; i <= b; i++) { cin >> d >> g; v.push_back({d, g}); } sort(v....
2
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main(){ string S; cin>>S; if(S=="hi"||S=="hihi"||S=="hihihi"||S=="hihihihi"||S=="hihihihihi"){cout<<"Yes"<<endl;} else{cout<<"No"<<endl;} }
0
#include <bits/stdc++.h> using namespace std; struct sta { int X,Y; sta(){} sta(int a,int b){X=a;Y=b;} inline bool operator>(const sta& a) const { return X!=a.X?X>a.X:Y<a.Y; } }; #define P sta const int MAXN=1e5+10,INF=1<<27; int n,m,x,y,z,dist[MAXN]; set<int> s[MAXN]; vector<P> G[MAXN]; int main() { sca...
0
#include<bits/stdc++.h> typedef long long int ll; using namespace std; ll x,y,tmp; inline ll gcd(ll x,ll y){ if(y==0)return x; return gcd(y,x%y); } int main(){ cin >>x>>y; ll g = gcd(x,y); for(ll i=2; i<= g / i; i++) if(g%i==0) { tmp++; while(g%i == 0) g /= i; } if(g>1)tmp++; cout<<tmp+1<<...
0
#include <bits/stdc++.h> using namespace std; const int N = 13; int n, L, a[1 << N], b[1 << N], c[1 << N], d[1 << N], val[1 << N], sum; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; L = 1 << n; for (int i = 0; i < L; ++i) cin >> val[i], sum ^= val[i], a[i] = b[i] = c[i] = d[i]...
5
#include<bits/stdc++.h> #define rep(i,a,b) for(int i=(a);i<=(b);i++) #define per(i,a,b) for(int i=(a);i>=(b);i--) #define forE(i,x) for(int i=head[x];i!=-1;i=ne[i]) using namespace std; typedef long long i64; typedef unsigned long long u64; typedef unsigned u32; typedef pair<int,int> pin; #define mk(a,b) make_pair(a,b)...
0
#include <bits/stdc++.h> using namespace std; const long long INF = 1e9 + 7; long long gcd(long long a, long long b) { if (b == 0) return a; return gcd(b, a % b); } int32_t main() { std::ios::sync_with_stdio(0); std::cin.tie(0); ; long long n, m, q; cin >> n >> m >> q; long long g = gcd(n, m); long lo...
3
#include <bits/stdc++.h> using namespace std; const int eps = 10e-13; long long power(long long x, long long y, long long p) { long long res = 1; x = x % p; if (x == 0) return 0; while (y > 0) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } int main() { ios_base:...
3
#include <bits/stdc++.h> using namespace std; int main() { int T; scanf("%d", &T); while (T--) { int n; scanf("%d", &n); vector<int> a(n); for (int i = (0); i <= (n - 1); ++i) scanf("%d", &a[i]); int l = 0, r = 1e9, ans = 0; auto check = [&](int mid) -> int { auto b(a); for (in...
3
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t; cin >> t; while (t--) { int n; cin >> n; int arr[n]; long long int temp = 0; long long int count = 0; for (int i = 0; i < n; i++) { cin >> arr[i]; if (arr[i] >...
2
#include <bits/stdc++.h> using namespace std; long long X; long long Ans[8000010][2] = {{0}}; int Ansp = 0; int main() { cin >> X; X *= 6; for (long long i = 1;; i++) { if (i * i * i > X) break; long long div = i * (i + 1); if (X % div == 0) { long long MM = X / div; long long M3 = MM + i ...
4
#include <bits/stdc++.h> using namespace std; struct point{ int a,b; point *l,*r,*pa; point(){l=r=pa=NULL;} point(int aa,int bb):a(aa),b(bb){l=r=pa=NULL;}; }; point *root; point *rightRotate(point *t){ point *s=t->l; t->l=s->r; s->r=t; return s; } point *leftRotate(point *t){ point *s=t->r; t->r=s->l; s->l=t...
0
#include <bits/stdc++.h> using namespace std; int n, p, t, ans, f[100010], g[100010]; struct node { int x, y; } A[100010]; inline void div(int a, int b, int &c, int &r) { c = a / b; r = a % b; } int main() { scanf("%*d%d%d%d", &n, &p, &t); for (int i = 1; i <= n; ++i) scanf("%d%d", &A[i].x, &A[i].y); g[0] =...
5
#include <bits/stdc++.h> using namespace std; map<long long, long long> mp; long long p; long long mul(long long x, long long y) { return (x * y) % p; } long long val(long long x, long long k) { long long f = mul(mul(x, x), mul(x, x)); long long s = mul(k, x); f -= s; f %= p; f += p; return f % p; } int mai...
2
#include <bits/stdc++.h> #pragma GCC optimize("-O3") #pragma GCC optimize("Ofast") using namespace std; const long long MOD = 1e9 + 7; long long n, m, k, l, r; long long q, y; long long kla, klb, dp[1000001], ans[1000001], e[1000001]; long long a[1000001]; string s, d; vector<pair<long long, long long> > v; bool tt[100...
5
#include <bits/stdc++.h> using namespace std; long long N, a[26][26], min1[26][26], max1[26][26]; int main() { long long i, j; cin >> N; for (j = N - 2; j >= 0; j--) { for (i = 1; i < N; i++) { a[i][j] = max1[i - 1][j + 1] - min1[i][j + 1] + 1; min1[i][j] = min1[i][j + 1] + a[i][j]; } max1...
5
#include <bits/stdc++.h> using namespace std; int main() { int A,B,C; cin >> A >> B >> C; string ans="NO"; for(int i=1;i<10000000;i++){ if(i*A%B==C){ ans="YES";} } cout << ans << endl; }
0
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); string s; cin >> s; int res = 0, cur = 0; for (int i = 0; i < s.size(); ++i) { if (s[i] == '(') { ++cur; } else { if (cur > 0) { --cur; res += 2; } } } cout << res << endl;...
2
#include <bits/stdc++.h> using namespace std; const int NMAX = 300 + 5; const int MMAX = 3000 + 5; const int INF = 1000000000; const int BS = 1000000000 + 7; const long long INFLL = 1000000000ll * 1000000000ll; const long double eps = 1e-6; int a[NMAX]; int c[NMAX]; map<int, int> dp[NMAX]; int gcd(int x, int y) { if ...
4
#include <bits/stdc++.h> using namespace std; const long long inf = 1e18; int cnt, n, m; long long d[100005]; int head[100005], vis[100005]; struct cmp { bool operator()(const pair<long long, int> p1, const pair<long long, int> p2) { return p1.first > p2.first; } }; priority_queue<pair<long lo...
4
#include <bits/stdc++.h> using namespace std; long long readint() { long long x = 0, y = 1; char c = getchar(); while ((c < '0' || c > '9') && c != '-') c = getchar(); if (c == '-') y = -1, c = getchar(); while (c >= '0' && c <= '9') x = x * 10 + c - '0', c = getchar(); return x * y; } long long n; long lon...
2
#include<iostream> #include<string> using namespace std; int main() { string sentence; string::size_type a, b, i; int c, d; getline(cin, sentence); i = 0; while (1) { a = sentence.find("apple", i); b = sentence.find("peach", i); if( a==string::npos && b==string::npos ) break; if (a<b) { sentence.repl...
0
#include<bits/stdc++.h> using namespace std; int main(){ int n,k;cin>>n>>k; cout<<(((n-1)/(k-1))+((n-1)%(k-1)?1:0))<<endl; }
0
#include <bits/stdc++.h> using namespace std; using vi = vector<long long>; template <typename T> std::istream& operator>>(std::istream& input, std::pair<T, T>& data) { input >> data.first >> data.second; return input; } template <typename T> std::istream& operator>>(std::istream& input, std::vector<T>& data) { f...
4
#include <bits/stdc++.h> using namespace std; long long int fib[51]; vector<long long int> calc(long long int n, long long int k) { vector<long long int> res; if (!n) return res; if (n == 1) { res.push_back(1); return res; } if (k <= fib[n - 1]) { res.push_back(1); vector<long long int> v = ca...
4
#include <bits/stdc++.h> using namespace std; const int nmax = 1000001; int memo1[nmax]; int memo2[nmax]; int main() { int m; cin >> m; int x1, y1, x2, y2, a1, a2; long long h1, h2; cin >> h1 >> a1; cin >> x1 >> y1; cin >> h2 >> a2; cin >> x2 >> y2; int ans1 = 0, ans2 = 0; for (int i = 0; i < m; ++i...
3
// AOJ q0040 // YAMADA Terushige // 2013.5.6 #include<iostream> #include<sstream> #include<string> #include<cctype> using namespace std; const int N = 26; char decode(const char c,const int a,const int b){ if(islower(c)){ // int t = ((c - 'a') + N - b)%N; int t = c - 'a' - b; while(t%a != 0){ ...
0
#include <bits/stdc++.h> using namespace std; const long long p = (long long)1e9 + 7; long long n, k; long long bin_pow(long long a, long long n) { if (!n) return 1; if (n % 2) return (bin_pow(a, n - 1) * a) % p; else { long long b = bin_pow(a, n / 2); return (b * b) % p; } } int main() { cin >> n...
4
#include <iostream> using namespace std; int main(void){ int n; cin >> n; string name; long m,a,r,c,h; m=0; a=0; r=0; c=0; h=0; for (int i = 0; i < n; i++) { cin >> name; if (name[0] == 'M') m++; if (name[0] == 'A') a++; if (name[0] == 'R') r++; if (name[0] == 'C') c++; ...
0
#include<iostream> #include<string> using namespace std; int main(){ string s; while(cin >>s){ bool f = false; int x = 0; for(int i=0; i<s.size(); i++){ if(s[i] == '@'){f = true;} else if(f && x == 0){x = s[i]-'0';} else if(f){ for(int j=0; j<x; j++){cout <<s[i];} f = false; x = 0; ...
0
#include<cstdio> #define RI register int using namespace std; typedef long long LL; const int N=205; struct Linear_Basis { LL p[63]; inline void clear(void) { for (RI i=0;i<63;++i) p[i]=0; } inline void insert(LL x) { for (RI i=62;~i;--i) if ((x>>i)&1) { if (!p[i]) return (void)(p[i]=x); x^=p[i]; } } ...
0
#include <bits/stdc++.h> using namespace std; const int INF = 0x3fffffff; const int SINF = 0x7fffffff; const long long LINF = 0x3fffffffffffffff; const long long SLINF = 0x7fffffffffffffff; const int MAXN = 83; const int MAXM = 4007; struct eT { void setd(int _u, int _v, int _w, int _l) { u = _u, v = _v, w = _w, ...
4
#include <bits/stdc++.h> #define PB push_back #define MP make_pair #define REP(i,n) for (int i=0;i<(n);i++) #define FOR(i,a,b) for(int i=(a);i<(b);i++) #define ALL(a) (a).begin(),(a).end() using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int,int> P; const int INF=1e9; const int MO...
0
#include <bits/stdc++.h> using namespace std; const int MAXN = 5005; const long long int MOD = 998244353; long long int postsum[MAXN], fact[MAXN], inv_fact[MAXN]; long long int power(long long int a, long long int b) { if (b == 0) { return 1; } long long int ans = power(a, b/2); ans = (ans * ans) % MOD; if (b%2...
5
#include <bits/stdc++.h> using namespace std; const int MAXN = 2007; const double EPS = 1e-10; double add(double a, double b) { if (abs(a + b) < EPS * (abs(a) + abs(b))) return 0; return a + b; } struct P { double x, y; P() {} P(double x_, double y_) : x(x_), y(y_) {} P operator+(P p) { return P(add(x, p.x)...
4
#include <bits/stdc++.h> using namespace std; int main() { unsigned long long int n, k, p, c; cin >> n >> k >> p; if (n % 2 == 0) { if (k > n / 2) { unsigned long long int u = 2 * k - n; unsigned long long int r = 2 * n - 2 * k; for (long i = 1; i <= p; i++) { cin >> c; if (c...
3
#include <bits/stdc++.h> using namespace std; const int maxn = 2e5 + 10; int main() { ios_base::sync_with_stdio(false); int n, a, b, k; cin >> n >> a >> b >> k; string s; cin >> s; s += '1'; int cnt = 0, all = 0; for (int i = 0; i <= n; i++) { if (s[i] == '1') { all += cnt / b; cnt = 0; ...
2
#include<bits/stdc++.h> #define rep(i,n)for(int i=0;i<(n);i++) using namespace std; map<string, bool>mp; bool check(string s) { if (s.empty())return true; if (*s.begin() != 'm' || *s.rbegin() != 'w')return false; if (mp.find(s) != mp.end())return mp[s]; for (int i = 1; i < s.size() - 1; i++) { if (s[i] != 'e')co...
0
#include <bits/stdc++.h> using namespace std; bool comparator(pair<int, int> &ai, pair<int, int> &bi) { return ai.second < bi.second; } int main() { string sin, sout; cin >> sin; int i, n = sin.length(); vector<int> i_dot; bool find_at = false; for (i = 0; i <= n - 3;) { if (sin.substr(i, 2) == string...
3
#include <bits/stdc++.h> using namespace std; int n, m; int k; vector<int> ans; int main() { cin >> n >> m >> k; for (int i = 0; i < k; i++) ans.push_back(1); int r = n; int qr = k; while (r < n + m + 1) { if (qr == k) { ans.push_back(r); qr = 1; r++; if (r < n + m + 1) { b...
3
#include <bits/stdc++.h> using namespace std; const long long Maxn = 300010; long long N, K; pair<long long, long long> pr[Maxn]; priority_queue<pair<long long, long long> > Q; long long z[Maxn]; int main() { scanf("%lld%lld", &N, &K); for (long long i = 1; i <= N; i++) scanf("%lld", &pr[i].first), pr[i].second...
3
#include <bits/stdc++.h> using namespace std; int i, t, n, rs, nr, dp[205]; string a, b, nume[205]; void Normalizare(string &s) { int i, n = s.length(); for (i = 0; i < n; ++i) if (s[i] >= 'A' && s[i] <= 'Z') s[i] += 'a' - 'A'; } int find(string s) { for (int i = 1; i <= nr; ++i) if (nume[i] == s) return ...
1
#include <bits/stdc++.h> using namespace std; int main() { string s1, s2, s3, s4; cin >> s1 >> s2 >> s3; s4 = s2 + s1; sort(s3.begin(), s3.end()); sort(s4.begin(), s4.end()); if (s3 == s4) cout << "YES"; else cout << "NO"; return 0; }
1
#include <bits/stdc++.h> using namespace std; constexpr long long INF = (sizeof(long long) == 4 ? 1e9 : 2e18) + 1e5; constexpr long long MOD = 1e9 + 7; constexpr long long MAXN = 2e5 + 3; void solve() { long long n; cin >> n; vector<long long> arr(n + 1); long long sum = 0; for (long long i = 1; i <= n; ++i) ...
2
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:256000000") using namespace std; map<pair<long long, long long>, int> F; int calc(long long a, long long b) { if (a > b) { swap(a, b); } if (a == 0 || b == 0) { return 2; } if (b % a == 0) { return 1; } if (a <= 2000000000LL) { long ...
3