solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; long long v[11]; signed main() { long long n, m; cin >> n >> m; for (long long i = (0); i < (n); i++) { long long a; cin >> a; v[a - 1]++; } long long ans = 0; for (long long i = (0); i < (m); i++) { for (long long j = (i + 1); j < (m); j++) { ...
2
#include <bits/stdc++.h> using namespace std; long long a[100005] = {0}; int b[100005] = {0}; int c[100005] = {0}; int main() { int n, m, l; cin >> n >> m >> l; for (int i = 1; i <= n; ++i) cin >> a[i]; a[0] = l + 1; a[n + 1] = l + 1; int j = 1; bool b; int sum = 0; while (j <= n) { while (j <= n ...
2
#include <bits/stdc++.h> using namespace std; long long int a[10005], b[10005], n, c; long long int check(long long int x) { long long int s = 0, i; for (i = 1; i <= n; i++) { s += (a[i] * x / b[i]); } return s; } int main() { long long int i, s = 0; cin >> n >> c; for (i = 1; i <= n; i++) { cin >...
5
#include <bits/stdc++.h> using namespace std; const int P = 10, N = 1e5 + 10; int inverse(int a, int m) { if (a <= 1) return a; int ans = (1 - (long long int)inverse(m % a, a) * m) / a; if (ans < 0) ans += m; return ans; } int fact[N], ifact[N], pot[N][P]; vector<int> primes(int n) { vector<int> ans; for (i...
4
#include<stdio.h> #include<math.h> int main() { int a,b,c[12][12],i,j,k,m,d=0; scanf("%d%d",&a,&b); for(i=0;i<a;i++) { for(j=0;j<b;j++) scanf("%d",&c[i][j]); } for(k=0;k<a-1;k++) { for(i=k+1;i<a;i++) { float t=0; for(j=0;j<b;j++) {t=t+(c[k][j]-c[i][j])*(c[k][j]-c[i][j]); } m=sqrt(t); ...
0
#include <bits/stdc++.h> using namespace std; template <typename T> void get_int(T &x) { char t = getchar(); bool neg = false; x = 0; for (; (t > '9' || t < '0') && t != '-'; t = getchar()) ; if (t == '-') neg = true, t = getchar(); for (; t <= '9' && t >= '0'; t = getchar()) x = x * 10 + t - '0'; if ...
5
#include <bits/stdc++.h> #define rep(i,n) for (long long i = 0; i < (n); ++i) const int INF = 2147483647;//int max const long long int MOD = 1000000007; using namespace std; using ll = long long; using P = pair<int,int>; template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }...
0
#include <bits/stdc++.h> using namespace std; const int INF = 6e8; const int maxn = 1005; int dp[5][maxn][maxn]; char g[maxn][maxn]; int n, m; int dir[4][2] = {1, 0, -1, 0, 0, 1, 0, -1}; void bfs(char ch) { queue<pair<int, int> > q; for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { if (g[i][j]...
3
#include <bits/stdc++.h> using namespace std; map<pair<long long, long long>, long long> m; long long a[1000000], b[1000000]; long long n, q, x, y, z, ans = 0; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> n; for (int i = 0; i < n; i++) { cin >> a[i]; ans += a[i]; } cin >> q; ...
5
#include <bits/stdc++.h> using namespace std; long long d[1048576]; int main() { int N, M, B; cin >> N >> M >> B; int x[100], k[100], g[100] = {}; for (int i = 0; i < N; ++i) { int u, v, w; cin >> u >> v >> w; x[i] = u; k[i] = v; for (int j = 0; j < w; ++j) { int y; cin >> y; ...
2
#include <bits/stdc++.h> using namespace std; template <class T, class L> bool smax(T& x, L y) { return x < y ? (x = y, 1) : 0; } template <class T, class L> bool smin(T& x, L y) { return y < x ? (x = y, 1) : 0; } const int maxn = 2e5 + 17; int n; set<string> s; string p[maxn]; int main() { ios::sync_with_stdio(0...
2
#include <bits/stdc++.h> using namespace std; bool isNumber(string s) { for (int i = 0; i < s.length(); i++) if (isdigit(s[i]) == false) return false; return true; } int main() { int n; cin >> n; vector<int> res; vector<string> temp = {"ABSINTH", "BEER", "BRANDY", "CHAMPAGNE", ...
1
#include<bits/stdc++.h> using namespace std; int main(){ int n,k; cin>>n>>k; int a[n+2]; for(int i=0;i<n;i++)cin>>a[i]; vector<int>v(n,INT_MAX); v[0]=0; for(int i=0;i<=n-1;i++){ for(int j=i+1;j<=i+k;j++){ if(j<n)v[j]=min(v[j],v[i]+abs(a[j]-a[i])); } } cout<<v[n-1]<<endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; template <class T> void read(vector<T> &arr) { for (auto &x : arr) cin >> x; } template <class T> void read2d(vector<vector<T>> &arr) { for (auto &x : arr) for (auto &y : x) cin >> y; } template <class T> void write(const T &t) { cout << t << "\n"; } template <cla...
3
#include<bits/stdc++.h> using namespace std; typedef long long ll; string S,T; int mn; int main(){ cin>>S>>T; mn=0xE869120; for(int i=0;i<=S.size()-T.size();i++){ int c=0; for(int j=0;j<T.size();j++){ if(S[i+j]!=T[j])c++; } mn=min(mn,c); } cout<<mn<<endl; }
0
#include <bits/stdc++.h> using namespace std; template <typename _T> inline void read(_T &f) { f = 0; _T fu = 1; char c = getchar(); while (c < '0' || c > '9') { if (c == '-') { fu = -1; } c = getchar(); } while (c >= '0' && c <= '9') { f = (f << 3) + (f << 1) + (c & 15); c = getch...
5
#include <bits/stdc++.h> using namespace std; template <class L, class R> ostream &operator<<(ostream &os, pair<L, R> P) { return os << "(" << P.first << "," << P.second << ")"; } template <class T> ostream &operator<<(ostream &os, vector<T> V) { os << "["; for (auto vv : V) os << vv << ","; return os << "]"; }...
5
#include <bits/stdc++.h> const int INF = 1e9 + 7; void setmin(int& x, int y) { x = std::min(x, y); } int dp[1005][1005]; std::string S, T; void recover(int i, int j) { if (i == 0 && j == 0) return; if (i > 0 && dp[i][j] == dp[i - 1][j] + 1) { recover(i - 1, j); printf("DELETE %d\n", j + 1); } else if (j >...
4
#include <bits/stdc++.h> using namespace std; const int mod = 1000000007; const int inf = 0x3f3f3f3f; const double eps = 1e-8; const double pi = acos(-1.0); int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(); int n; while (cin >> n) { int cnt = 0; for (int i = 1; i < n; i++) if ((n...
1
#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int, int>; int N, A, B; ll v[51]; ll comb[51][51]; int main() { cin.tie(0); ios_base::sync_with_stdio(false); cout << fixed << setprecision(10); cin >> N >> A >> B; for (int i = 0; i < N; i++) { cin >> v[i]; } fo...
0
#include <bits/stdc++.h> using namespace std; long long n, pcnt, mcnt, ans, cnt[100001], pri[100001], mob[100001]; bool isnp[100001]; inline long long read() { long long q = 0, f = 1; char ch = getchar(); while (!isdigit(ch)) { if (ch == '-') f = 0; ch = getchar(); } while (isdigit(ch)) q = (q << 3) +...
6
#include <bits/stdc++.h> using namespace std; const int sz = 5002; long long s; int n, m, i1, i2, i3; pair<int, int> a[sz * 2], b[sz * 2]; long long cmp(pair<int, int> a, pair<int, int> b, pair<int, int> o) { return (1ll * o.first - 1ll * a.first) * (1ll * b.second - 1ll * a.second) - (1ll * o.second - 1ll *...
5
#include <bits/stdc++.h> using namespace std; int m, n, j, k, l, i, o, p, __t, A[200000], where[200000]; char ch; void read(int &a) { for (ch = getchar(); (ch < '0' || ch > '9') && (ch != '-'); ch = getchar()) ; if (ch == '-') a = 0, __t = -1; else a = ch - '0', __t = 1; for (ch = getchar(); ch >= '...
4
#include <bits/stdc++.h> using namespace std; const string rk[13] = {"2", "3", "4", "5", "6", "7", "8", "9", "T", "J", "Q", "K", "A"}; const string st[4] = {"C", "D", "H", "S"}; int n, m, x1, x2, y11, y2; bool j11, j2; string s[55][55]; set<string> ss; bool ok(int a, int b, string x, string y) { ...
4
#include <bits/stdc++.h> using namespace std; const int N = 1e5; const int INF = 1e9 + 5; const int BUCKET = 333; vector<int> bucket[2][BUCKET]; vector<long long> sum[2][BUCKET]; int mins[2][BUCKET]; int val[2][N + 5]; bool udah[N + 5]; set<int> active[2]; int q; void update_bucket(int id) { for (int i = 0; i < 2; i+...
6
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:64000000") using namespace std; int gcd(int a, int b) { while (b) { a %= b; if (b > a) swap(a, b); } return a; } int main() { string s, ans; int k; cin >> k >> s; map<char, int> m; for (int i = 0; i < s.length(); i++) m[s[i]]++; for (map...
1
#include <bits/stdc++.h> using namespace std; const long long N = 100005, M = 1e9 + 7; long long n, k, ans[N], sum[N], phi[N], b[N / 10], flag[N]; inline long long ksm(long long x, long long y) { long long ans = 1; for (; y; y >>= 1, x = x * x % M) if (y & 1) (ans *= x) %= M; return ans; } signed main() { s...
5
#include <bits/stdc++.h> using namespace std; const long long N = 2005; const long long MOD = 1e9 + 7; long long fact[N], invfact[N]; long long pow(long long a, long long b, long long m) { long long ans = 1; a = a % MOD; while (b) { if (b & 1) ans = (ans * a) % m; b /= 2; a = (a * a) % m; } return...
1
#include <bits/stdc++.h> using namespace std; signed main() { long long int n, k; cin >> n >> k; long long int* arr = new long long int[n]; for (long long int i = 0; i < n; i++) cin >> arr[i]; sort(arr, arr + n); long long int l = 0; for (long long int i = 0; i < n; i++) { cout << 1 << " " << arr[i] <...
3
#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" ...
0
#include <bits/stdc++.h> using namespace std; int n; int rev(int k, int siz) { int sol = 0, log = log2(siz) - 1; while (k) { if (k & 1) sol += 1 << log; k >>= 1; log--; } return sol; } complex<double> aux[2100000]; void FFT(complex<double> *coef, bool inverse) { int siz = 1 << ((int)ceil(log2(n + ...
5
#include <bits/stdc++.h> using namespace std; const long long oo = 1LL << 50; long long N, M, K, ans; namespace solution { long long gcd(long long a, long long b) { return !b ? a : gcd(b, a % b); } void exgcd(long long a, long long b, long long &x, long long &y) { if (!b) { x = 1; y = 0; return; } exg...
3
#include <bits/stdc++.h> template<typename T> T gcd(T a, T b) { if(!b) return a; return gcd(b, a % b); } template<typename T> T lcm(T a, T b) { return a * b / gcd(a, b); } template<typename T> void chmin(T& a, T b) { a = (a > b) ? b : a; } template<typename T> void chmax(T& a, T b) { a = (a < b) ? b : a; ...
0
#include<bits/stdc++.h> #define pb push_back #define fi first #define se second using namespace std; typedef long long ll; typedef pair<ll,int>pi; const int N=100005; int n,m,st[N],tp,col[N],cnum[2]; vector<int>e[N],vcr; bool ist[N],in[N],vis[N]; void dfs(int x,int fa){ if(ist[x]){ int p=tp; while(st[p]!=x)vcr...
0
#include <bits/stdc++.h> using namespace std; int main() { int i, j, k, a, b, c, p, q, m, n, l, ma, mi, d, e, z, mai, mii; cin >> n; for (i = 0; i < n; i++) { cin >> a >> b >> c >> p >> q; if (p > q) { ma = p; mi = q; mai = b; mii = c; } else { ma = q; mi = p; ...
1
#include<cstdio> #include<cstring> #include<algorithm> #include<map> using namespace std; const int N=20; typedef long long ll; map<pair<int,int>,int>sum; ll ans[N]; int n,m; void Paint(int x,int y){ for(int i=-1;i<=1;i++) for(int j=-1;j<=1;j++){ int a=x+i,b=y+j; if(a<=1||b<=1||a>=n|...
0
#include <bits/stdc++.h> using namespace std; map<int, int> xmap, ymap; map<pair<int, int>, int> xymap; int main() { int n, x, y; long long ans = 0; scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%d%d", &x, &y); xmap[x]++; ymap[y]++; xymap[make_pair(x, y)]++; } for (auto v : xmap) { ...
3
#include <bits/stdc++.h> #define loop for(;;) typedef std::vector<long> LI; template<typename T> void scan1(T& x) { fprintf(stderr, "unknown type\n"); } template<> void scan1(long& x) { if( scanf("%ld", &x) < 0 ) exit(0); } template<> void scan1(std::string& x) { if( not ( std::cin >> x ) ) exit(0); } void scan() {} te...
0
#include<iostream> using namespace std; const int r[6][6] = { {-1, 2, 4, 1, 3,-1}, { 3,-1, 0, 5,-1, 2}, { 1, 5,-1,-1, 0, 4}, { 4, 0,-1,-1, 5, 1}, { 2,-1, 5, 0,-1, 3}, {-1, 3, 1, 4, 2,-1} }; int main() { ios::sync_with_stdio(false); cin.tie(0); int d[6]; cin>>d[0]>>d[1]>>d[2]>>d[3]>>d[4]>>d[5]; int n, t, ...
0
#include <bits/stdc++.h> using namespace std; vector<long long int> a(300100); int main() { ios::sync_with_stdio(false); cin.tie(0); long long int n; cin >> n; vector<long long int> b(n + 1); for (long long int i = 1; i <= n; i++) { cin >> b[i]; } for (long long int i = 1; i <= n; i++) { bitset<...
2
#include <bits/stdc++.h> using namespace std; void setup() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); cout.precision(15); } template <typename Arg1> void __f(const char* name, Arg1&& arg1) { cerr << name << " : " << arg1 << std::endl; } template <typename Arg1, typename... Args> void __f(con...
5
#include <bits/stdc++.h> using namespace std; vector<pair<long long, long long> > V[100003]; pair<long long, long long> all[100003][2]; long long cnt[100003][2]; map<int, int> FT; int TF[100003], N; int add(int i) { if (FT.find(i) != FT.end()) return FT[i]; int sz = FT.size(); FT[i] = sz; TF[sz] = i; return s...
5
#include<stdio.h> #include<iostream> #include<vector> #include<algorithm> #include<string> #include<string.h> #ifdef LOCAL #define eprintf(...) fprintf(stderr, __VA_ARGS__) #else #define NDEBUG #define eprintf(...) do {} while (0) #endif #include<cassert> using namespace std; typedef long long LL; typedef vector<int...
0
#include <bits/stdc++.h> using namespace std; bool isPrime(int n) { if (n <= 1) return false; for (int i = 2; i < n; i++) if (n % i == 0) return false; return true; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); long long q; cin >> q; while (q--) { long long n, p, k, su = -1; cin >...
2
#include<bits/stdc++.h> #define r(i,n) for(int i=0;i<n;i++) using namespace std; int main(){ string s[8]; r(i,8)cin>>s[i]; cout<<90<<endl; r(i,8){r(j,8)cout<<s[7-j][i];cout<<endl;} cout<<180<<endl; r(i,8){r(j,8)cout<<s[7-i][7-j];cout<<endl;} cout<<270<<endl; r(i,8){r(j,8)cout<<s[j][7-i];cout<<endl;} }
0
#include <bits/stdc++.h> using namespace std; void f(int set[][501],int m) { int ss[100][100]={}; for(int i=0;i<m;i++) { for(int j=0;j<m;j++) { ss[j][(m-1)-i]=set[i][j]; } } for(int i=0;i<m;i++) { for(int j=0;j<m;j++) { set[i][j]=ss[i][j]; } } } void log(int set[][501],int m,int setcount) {...
0
#include <bits/stdc++.h> using namespace std; int n; vector<long long> input; vector<long long> output; pair<long long, long long> getRoots(long long lowestRoot, long long squareDiff) { long long l = lowestRoot; long long r = l + 1; while (l < r && r <= 10LL * 10000LL * 1000LL)...
5
#include <bits/stdc++.h> using namespace std; bool inside(int x, int y, int x1, int x2, int y1, int y2) { return x1 < x && x < x2 && y1 < y && y < y2; } int main() { ios_base::sync_with_stdio(false); int n; int x1[5], y1[5], x2[5], y2[5]; cin >> n; for (int _n(n), i(0); i < _n; i++) cin >> x1[i] >> y1[i] >>...
1
#include <cstdio> #include <algorithm> int read() { int x=0,f=1; char ch=getchar(); while((ch<'0')||(ch>'9')) { if(ch=='-') { f=-f; } ch=getchar(); } while((ch>='0')&&(ch<='9')) { x=x*10+ch-'0'; ch=getchar(); } return x*f; } const int maxn=50...
0
#include <bits/stdc++.h> using namespace std; const int NMax = 203; int n, m, first_i, first_j; char x[NMax][NMax]; int main() { cin >> n >> m; cin.get(); for (int i = 0; i < n; ++i) { cin.getline(x[i], NMax); } int ok = 0; for (int i = 0; i < n && ok == 0; ++i) { for (int j = 0; j < m && ok == 0; +...
1
#include <bits/stdc++.h> typedef long long ll; using namespace std; ll pans(int lv, ll n) { if (lv == 0) { return 1; } if (n == 1) { return 0; } ll all = (1LL << (lv + 2)) - 3; ll mid = all / 2 + 1; if (n < mid) { return pans(lv - 1, n - 1); } else if (n == mid) { return pans(lv - 1, n - 2) + 1; } else...
0
#include <bits/stdc++.h> using namespace std; long long n, m, i, j, y, s, ans; char a[2222][2222]; int l[2222][2222], r[2222][2222], u[2222][2222], d[2222][2222]; pair<pair<int, int>, int> st[2444444]; bool f[2222][2222]; int main() { ios_base::sync_with_stdio(0); cin >> n >> m; for (i = 1; i <= n; i++) for (...
5
#include <bits/stdc++.h> using namespace std; template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cout << *i << " "; cout << endl; } template <class T> void pvp(T a, T b) { for (T i = a; i != b; ++i) cout << "(" << i->first << ", " << i->second << ") "; cout << endl; } void chmin(int &t, int f...
1
#include <bits/stdc++.h> using namespace std; int main() { std::ios::sync_with_stdio(false); int n, k; scanf("%d%d", &(n), &(k)); static int p[int(1e6 + 5)]; for (int i = 1, __R = n; i <= __R; i++) scanf("%d", &(p[i])); static bool vis[int(1e6 + 5)]; static int cnt[int(1e6 + 5)]; int ev = 0, od = 0; f...
6
#include <bits/stdc++.h> using namespace std; const int N = 100005; vector<int> E[N]; map<pair<int, int>, int> h; int dp[N]; int ans[N], p[N]; int cnt = 0; int main() { ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; for (int i = 1; i <= n - 1; i++) { ans[i] = -1; int first, second; ...
3
#include <bits/stdc++.h> using namespace std; const int maxn = 5000; long long f[maxn + 10][2][2], g[maxn + 10][2][2]; long long a[maxn + 10], b[maxn + 10], c[maxn + 10], d[maxn + 10], x[maxn + 10]; int n, s, e; inline void upd(long long &x, long long y) { if (y < x) x = y; } int main() { scanf("%d%d%d", &n, &s, &e...
2
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const long long LINF = 0x3f3f3f3f3f3f3f3f; const int MOD = 1e9 + 7; template <typename S, typename T> inline bool Min(S &a, const T &b) { return a > b ? a = b, true : false; } template <typename S, typename T> inline bool Max(S &a, const T &b) ...
6
#include <bits/stdc++.h> using namespace std; void solve() { long n; cin >> n; vector<long> arr(n); for (int i = 0; i < n; i++) { cin >> arr[i]; } long ans = 0; int a = 1; long cnt = 0, a1; vector<long> b; for (int i = 0; i < n; i++) { if (i == 0) { a1 = arr[i]; cnt++; } else...
3
#include <bits/stdc++.h> using namespace std; float mod = pow(10, -10); int32_t main() { long long T = 1; for (long long t = 1; t <= T; t++) { long long i, ans = 0, a, b, c, q, j = 0, k = 0, n, g, x = 0, y = 0; string s, ss, s1; cin >> n; long long A[15] = {4, 7, 44, 47, 74, 77, 444, ...
1
#define _CRT_SECURE_NO_WARNINGS // #define _GLIBCXX_DEBUG #include <bits/stdc++.h> using namespace std; template<class T> ostream &operator << (ostream &os, const vector<T> &); template<size_t n, class...T> typename enable_if<(n>=sizeof...(T))>::type _ot(ostream &, const tuple<T...> &){} template<size_t n, class...T> t...
0
#include <bits/stdc++.h> using namespace std; namespace IO { inline bool read() { return true; } template <class T1, class... T2> bool read(T1 &a, T2 &...rest) { return (cin >> a) ? read(rest...) : 0; } template <class... T> bool read(char *a, T &...rest) { return (cin >> a) ? read(rest...) : 0; } template <class.....
6
#include <bits/stdc++.h> using namespace std; #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") bool indicator; vector<vector<int>> arr; vector<int> price; vector<bool> visited; int dfs(int x) { if (visited[x]) { if (pr...
3
#include <bits/stdc++.h> using namespace std; long long sumc[2000], sumr[2000]; int c[2000][2000]; pair<long long, int> solve(int n, long long *sum) { long long bestv = 1LL << 60; int bestp = -1; long long cur, len; for (int i = 0; i <= n; i++) { cur = 0; for (int j = 0; j < n; j++) { if (j < i) ...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; long long x[1010] = {0}, y[1010] = {0}, t[1010] = {0}; scanf("%d", &n); double p[1010] = {0}, f[1010] = {0}; for (int i = 0; i < n; i++) scanf("%I64d %I64d %I64d %lf", &x[i], &y[i], &t[i], &p[i]); for (int i = 0; i < n; i++) { for (in...
3
#include <iostream> #include <algorithm> #include <vector> #include <string> using namespace std; #define int long long signed main() { int n; string s; cin >> n >> s; int cnt = 0, ans = n; for (int i = 1; i < n; i++)if (s[i] == 'E')cnt++; ans = min(ans, cnt); for (int i = 1; i < n; i++) { if (s[i - 1] == 'W')cn...
0
#include<bits/stdc++.h> using namespace std; int a, b, c, d; int main(){ cin>>a>>b>>c>>d; if(abs(c-a)<=d) return cout<<"Yes", 0; if(abs(a-b)<=d && abs(b-c)<=d) cout<<"Yes"; else cout<<"No"; }
0
#include <bits/stdc++.h> using namespace std; const double eps = 1e-9; const int inf = 2000000000; const long long infLL = 9000000000000000000; template <typename first, typename second> ostream &operator<<(ostream &os, const pair<first, second> &p) { return os << "(" << p.first << ", " << p.second << ")"; } template...
2
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; cin >> n; int arr[n]; for (auto &i : arr) cin >> i; sort(arr, arr + n); vector<int> prime; int cnt[5001]{}; for (int i = 2; i <= 5000; ++i) { int tmp = i; for (int j = 2; j *...
4
#include <bits/stdc++.h> using namespace std; const int MaxN = 20; const int MOD = 1000000007; struct Sum { Sum(int up = 0, int down = 0) : up(up), down(down) {} int up, down; }; int N, sol, add = 1; int used_up[MaxN], up[MaxN]; int used_down[MaxN], down[MaxN]; int k = 0; vector<Sum> P[MaxN]; void back() { ++k; ...
4
#include <bits/stdc++.h> using namespace std; long long K, KK; long long get_sum(long long x) { if (x == 0) return K * (K + 1) / 2; long long low_sum = get_sum(x / K); long long changed_group = (low_sum - 1) % KK / K; long long changed_index = (low_sum - 1) % KK % K; long long group = x % K; long long sum =...
4
#include <bits/stdc++.h> using namespace std; int main() { int n, i, j; cin >> n; string a[n]; for (i = 0; i < n; i++) { cin >> a[i]; } int c = 0; for (i = 1; i < n - 1; i++) { for (j = 1; j < n - 1; j++) { int p = i + 1; int q = j + 1; int r = i - 1; int l = j - 1; i...
1
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { int r, g, b; cin >> r >> g >> b; int outer = max(r, max(g, b)); int sum = r + b + g; int inner = sum - outer; int flag = 0; if (inner >= outer - 1) { flag = 1; } cout << (flag ? "Yes...
1
#include <bits/stdc++.h> using namespace std; long long comb[1005][1005]; int main() { ios::sync_with_stdio(false); for (int i = 0; i < 1004; i++) { for (int j = 0; j <= i; j++) { if (j == 0 || i == j) comb[i][j] = 1; else comb[i][j] = (comb[i - 1][j] + comb[i - 1][j - 1]) % 10000000...
3
#include <bits/stdc++.h> using namespace std; int A[100005], x[100005], ans[100005]; inline int read() { int x = 0, f = 1; char c = getchar(); for (; !isdigit(c); c = getchar()) if (c == '-') f = -1; for (; isdigit(c); c = getchar()) x = x * 10 + c - '0'; return x * f; } inline bool check(int k, int N) { ...
2
#include<iostream> #include<string> #include<algorithm> #include<map> #include<set> #include<utility> #include<vector> #include<cmath> #include<cstdio> #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 #define it ::iterator #define all(in) in.begin(),in.end...
0
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") #pragma GCC target( \ "sse,sse2,sse3,ssse3,sse4,popcnt,abm,fma,mmx,avx,tune=native") using namespace std; struct custom_hash { static uint64_t splitmix64(uint64_t x) { x += 0x9e3779b97f4a7c15; x = (x ^ (x >> 30)) *...
4
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5; const long long M = (long long)1e9 + 7; int Int() { int x; scanf("%d", &x); return x; } long long Long() { long long x; scanf("%lld", &x); return x; } void Char(char *ch) { scanf("%s", ch); } template <typename t> inline t abs(t a) { if ...
1
#include <bits/stdc++.h> using namespace std; int lef[505][505]; int up[505][505], maxm[505][505]; int lefsum[505][505], upsum[505][505]; long long a[100005]; set<int> s[4005]; vector<int> adj[4005]; int rec[4005]; int main() { int ans = 1000000009; int n, m; scanf("%d", &n); scanf("%d", &m); int a, b; int ...
2
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:66777216") using namespace std; int a, b, c, d, n, m, k; int beg[5], cur[5]; int solve(int f) { int t = (m - f * 4) / 3; memmove(cur, beg, sizeof(cur)); int ans = 0; int d = min(f, cur[4]); f -= d; cur[4] -= d; d = min(f, min(cur[3], cur[1])); f -...
3
#include <bits/stdc++.h> using namespace std; void rs(int &x) { scanf("%d", &x); } void rsl(long long &x) { scanf("%I64d", &x); } void rsd(double &x) { scanf("%lf", &x); } void rss(char *str) { scanf("%s", str); } void ws(int &x) { printf("%d ", x); } void wsl(long long &x) { printf("%I64d ", x); } void wsd(double &x) ...
2
#include <iostream> using namespace std; int main() { long long A, B, C; cin >> A >> B >> C; cout << (A ^ B ^ C) << endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; int DEBUG = 0; char dp3[301][301][301]; char dp2[301][301]; void pr2(int i, int j) { if (DEBUG) { printf("dp2[%d][%d]= %c\n", i, j, dp2[i][j]); } } void pr3(int i, int j, int k) { if (DEBUG) { printf("dp3[%d][%d][%d]= %c\n", i, j, k, dp3[i][j][k]); } } int m...
4
#include <bits/stdc++.h> using namespace std; const int maxn = 5e5; pair<int, int> o[maxn]; char s[10], d[maxn]; int pos[maxn], p[maxn], f[maxn]; long long t, sh; int n, m, i, j, x, y; int main() { scanf("%d%d%I64d", &n, &m, &t); for (i = 1; i <= n; i++) { scanf("%d%s", &pos[i], s + 1); d[i] = s[1]; pos...
6
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef vector<int> vi; #define FOR(i, a, n) for (ll i = (ll)a; i < (ll)n; ++i) #define REP(i, n) FOR(i, 0, n) //グラフの隣接リスト map<int, vector<int>> g; //頂点の入次数を管理 int h[100010]; int main() { //頂点数v、辺の数e int v, e; cin >> v >> e; REP(i, e) { ...
0
#include<bits/stdc++.h> using namespace std; int a,b,c,n,ANS[200005],Ne[400005],E[400005],HEAD[200005],m,s,e; void ADD(int s,int e) { Ne[++b]=HEAD[s],HEAD[s]=b,E[b]=e; } void DFS(int i,int f) { for(int z=HEAD[i]; z; z=Ne[z]) if(E[z]!=f)ANS[E[z]]+=ANS[i],DFS(E[z],i); } int main() { scanf("%d %d",&n,&m); for(int i=...
0
#include <bits/stdc++.h> using namespace std; int n, m; bool vis[55]; vector<long long> base; long long ans[55]; const long long mod = 998244353LL; void dfs(long long mask, int d) { if (d == base.size()) { ++ans[__builtin_popcountll(mask)]; return; } dfs(mask, d + 1); dfs(mask ^ base[d], d + 1); } void ...
5
#include <bits/stdc++.h> using namespace std; const int MOD = 1000000007; const int small_lucks[10] = {0, 0, 0, 0, 0, 1, 1, 1, 2, 2}; const int small_unlucks[10] = {0, 1, 2, 3, 4, 4, 5, 6, 6, 7}; const int is_luck[10] = {0, 0, 0, 0, 1, 0, 0, 1, 0, 0}; int lucks[10]; long long count(int sum, int number) { if (number =...
2
#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<(n);i++) using namespace std; int main(){ int n; cin>>n; vector<string> s(n); vector<pair<int,int>> a(n); rep(i,n){ cin>>s[i]; int cnt=0,mn=0; for(char c:s[i]){ if(c=='(') cnt++; else cnt--, mn=min(mn,cnt); } a[i]={cnt,min(0,cnt)-mn}; ...
0
#include <bits/stdc++.h> using namespace std; struct debugger { template <typename T> debugger& operator,(const T& v) { cerr << v << " "; return *this; } } dbg; enum OP { ADD, MUL }; struct info { vector<long long> a; vector<OP> ops; vector<int> start; vector<int> end; }; info parse(string s) { ...
5
#include <bits/stdc++.h> using namespace std; template <class T, class D> class Range { class It { public: It(const T& v, const T& e, const D& s) : v_(v), e_(e), s_(s), end_(false) { checkEnd(); }; T operator*() { return v_; } It& operator++() { if (!end_) { v_ += s_; ch...
4
#include <iostream> #include <vector> #include <string> using namespace std; int main(void) { int num, i, j, a, ok, ans = 0; cin >> num; vector<string> s(num); for (i = 0; i < num; i++) { cin >> s[i]; s[i] += s[i]; } for (a = 0; a < num; a++) { ok = true; for (i = 0; i < num; i++) { for (j = i + 1; j...
0
#include <bits/stdc++.h> int main() { char ch, map[10][10]; long i, x; while (gets(map[0])) { if (map[0][0] == '\0') break; gets(map[1]); gets(map[2]); if (map[0][1] == '>') { ch = map[0][0]; map[0][0] = map[0][2]; map[0][2] = ch; } if (map[1][1] == '>') { ch = map[...
2
#include <bits/stdc++.h> using namespace std; int main() { int a, b, r; while (cin >> a >> b >> r) { if (2 * r > a || 2 * r > b) printf("Second\n"); else printf("First\n"); } return 0; }
1
#include <bits/stdc++.h> using namespace std; const long long N = 1e5 + 5, mod = 1e9 + 9; struct node { long long x, y; } a[N]; long long n, deg[N], influ[N][6], ans[N], seq[N], res; bool vis[N], isin[N]; map<pair<long long, long long>, long long> e; priority_queue<long long, vector<long long>, less<long long> > st1;...
4
#include <bits/stdc++.h> using namespace std; const int N = 111; const int inf = 1 << 30; int id[N][N], h[N][N], nxt[N]; double f[N]; int main() { for (int i = 1; i <= 10; i++) for (int j = 1; j <= 10; j++) { cin >> h[i][j]; } int now = 0; for (int i = 1; i <= 10; i++) { if (i % 2 == 1) fo...
5
#include <bits/stdc++.h> using namespace std; const int maxn = 2e5 + 10; long long a[maxn], res[maxn], vis[maxn]; int n; long long dfs(int pre, int now, int next) { if (next == n) return 0; int res = now - pre; if (abs(res + now - a[next]) > 1) return 0x3f3f3f3f; return dfs(now, now + res, next + 1) + abs(res +...
4
#include <bits/stdc++.h> using namespace std; int vis[4005]; int main() { int k, x, div; int num1, num2; while (cin >> x >> k) { int min = 0, max = 0; memset(vis, 0, sizeof(vis)); for (int i = 0; i < k; i++) { cin >> div; if (div == 2) { cin >> num2; vis[num2] = 1; } ...
2
#include <bits/stdc++.h> using namespace std; long long x = 0, y = 0, n, b, cur, pre; void get(long long &a) { scanf("%lld%lld", &n, &b); for (int i = 0; i < n; ++i) scanf("%lld", &pre), a = a * b + pre; } int main() { get(x), get(y); printf("%c\n", (x > y) ? '>' : ((x == y) ? '=' : '<')); return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { int n, c, j, i, l; cin >> n; int x[n][2]; for (i = 0; i < n; i++) { for (j = 0; j < 2; j++) { cin >> x[i][j]; } } c = 0; for (l = 0; l < n; l++) { for (i = 0; i < n; i++) { if (x[l][0] == x[i][1]) c += 1; } } cout <...
1
#include <bits/stdc++.h> using namespace std; template <class T> void PV(T x) { for (__typeof__((x).begin()) i = (x).begin(); i != (x).end(); ++i) cout << *i << " "; cout << endl; } template <typename S, typename T> ostream &operator<<(ostream &os, pair<S, T> p) { return os << "(" << p.first << "," << p.secon...
3