solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; const int INF = 1 << 30; const int p = 1000000007; int lowbit(int x) { return x & (-x); } int fast_power(int a, int b) { int x; for (x = 1; b; b >>= 1) { if (b & 1) x = 1ll * x * a % p; a = 1ll * a * a % p; } return x % p; } char st[105]; int a[105]; bool cm...
2
#include <bits/stdc++.h> using namespace std; int main() { std::ios_base::sync_with_stdio(false); cin.tie(NULL); int n, k; cin >> n >> k; int arr[n]; for (int i = 0; i < n; i++) { cin >> arr[i]; } int day = 0; for (int i = 0; i < n; i++) { cout << arr[i] / k << " "; arr[i + 1] = arr[i + 1]...
1
#include <bits/stdc++.h> using namespace std; vector<int> ans[1007]; int res[1007]; int f(int u) { for (int i = 2; i <= u; i++) { if (u % i == 0) return i; } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int t; cin >> t; while (t--) { int n; cin >> n; fo...
2
#include <bits/stdc++.h> using namespace std; int n, k, m, ans; template <typename T> void chkmin(T &x, T y) { x = min(x, y); } template <typename T> void chkmax(T &x, T y) { x = max(x, y); } template <typename T> void read(T &x) { x = 0; int f = 1; char ch = getchar(); while (!isdigit(ch)) { if (ch == ...
6
#include <bits/stdc++.h> using namespace std; template <class T> void read(T& x) { T res = 0, f = 1; char c = getchar(); while (!isdigit(c)) { if (c == '-') f = -1; c = getchar(); } while (isdigit(c)) { res = (res << 3) + (res << 1) + c - '0'; c = getchar(); } x = res * f; } const long lon...
4
#include <bits/stdc++.h> using namespace std; int main(){ int n; cin >> n; bool ans = true; for(int i=0; i<n; i++){ int a; cin >> a; if(a % 2 == 1){ ans = false; break; } } if(ans) cout << "second" << endl; else cout << "first" << endl; }
0
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, e, f, g, h, i, d; cin >> a >> b >> c; e = a + b + c; f = 2 * (a + b); g = 2 * (b + c); h = 2 * (c + a); if (e < f) { i = e; } else { i = f; } if (g < h) { d = g; } else { d = h; } if (i < d) { cout << i...
1
#include <bits/stdc++.h> using namespace std; string s; set<string> u; int n, m, cnt; int main() { scanf("%d%d", &n, &m); for (int i = 0; i < n; i++) { cin >> s; u.insert(s); } for (int i = 0; i < m; i++) { cin >> s; if (u.find(s) != u.end()) cnt++; } n = (n - cnt) + cnt % 2, m = m - cnt; ...
2
#include<bits/stdc++.h> using namespace std; string side[4],Longitudinal[5]; int mox[2][2]={{1,-1},{0,-1}},moy[2][2]={{-1,1},{-1,0}}; char str[5]="URDL"; void serch(int x,int y,int then) { if(then==-1)then=3; if(x==0&&y==0){ cout<<endl; exit(0); } for(int i=0;i<4;i++){ int now=(t...
0
#include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; char s[30]; sprintf(s, "%X", a); int ans = 0; for (int(i) = (0); (i) < (strlen(s)); i++) { switch (s[i]) { case '4': case '6': case '9': case '0': case 'A': case 'D': ans++; br...
2
#include <bits/stdc++.h> using namespace std; template <typename T> inline T qmin(const T a, const T b) { return a < b ? a : b; } template <typename T> inline T qmax(const T a, const T b) { return a > b ? a : b; } template <typename T> inline void getmin(T &a, const T b) { if (a > b) a = b; } template <typename T...
4
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") using namespace std; template <typename X> inline X abs(const X& a) { return a < 0 ? -a : a; } template <typename X> inline X sqr(const X& a) { return a * a; } const int size = 1e5 + 2; const double eps = 0.0001; const long ...
1
#include <bits/stdc++.h> using namespace std; const double PI = 3.1415926535897932; int a[30]; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); string a; int l; cin >> l >> a; if (l > a.size()) { cout << 1; for (int i = 0; i < l - 1; i++) cout << 0; } else if (l == a.size()) { ...
3
#include <bits/stdc++.h> using namespace std; int n, k; int ss; int smin[20][1000001], smax[20][1000001]; int ans[1000001]; double st1[1000001]; double lg[1000001]; int lgt[1000001]; pair<int, int> get(int l, int r) { int s = lgt[r - l + 1]; int u = l; int v = r - (1 << s) + 1; return make_pair(max(smax[s][u], ...
5
#include <bits/stdc++.h> using namespace std; int main() { int n, k; cin >> n >> k; cout << 3 * n + min(n - k, k - 1); return 0; }
2
#include <bits/stdc++.h> using namespace std; #define DEBUG_MODE #define endl '\n' #ifdef DEBUG_MODE #define DEBUG(...) debug_func_mult(split_names(#__VA_ARGS__), __VA_ARGS__) #define DEBUG_ENDL endl << flush #define DEBUG_SEPARATOR_LINE cout<<"=================\n" #else #define DEBUG(...) 0 #define DEBUG_ENDL 0 #defin...
0
#include <bits/stdc++.h> using namespace std; const int N = 200005; const int M = 200005 * 25; int n, T, lx, ly, rx, ry, s1, s2, s3, s4, s5, s6, s7, x, y, tot, s; long long ans; int cnt[M], ls[M], rs[M], rt[N]; int insert(int last, int l, int r, int p) { int now = ++tot; if (l == r) { cnt[now] = cnt[last] + 1; ...
5
#include <bits/stdc++.h> using namespace std; const int limN = 105; typedef pair<int,int> pii; #define x first #define y second int area(pii a, pii b, pii c) { return a.x*b.y + b.x*c.y + c.x*a.y - (a.y*b.x + b.y*c.x + c.y*a.x); } int sgno(int x) { if(x==0) return x; return x<0? -1 : 1; } ...
0
#include <bits/stdc++.h> using namespace std; #define INF_LL (int64)1e18 #define INF (int32)1e9 #define REP(i, n) for(int64 i = 0;i < (n);i++) #define FOR(i, a, b) for(int64 i = (a);i < (b);i++) #define all(x) x.begin(),x.end() #define fs first #define sc second using int32 = int_fast32_t; using uint32 = uint_fast32_...
0
#include <bits/stdc++.h> using namespace std; vector<int> g[6000 + 2]; map<pair<int, int>, int> m; int val[6000 + 1]; int solve(int u, int v); int solve_iter(int x, int y, int u) { int ans = 0; for (auto const& it : g[x]) { if (it == y) continue; if (val[it] < val[u]) ans = max(ans, solve(it, x)); ans =...
6
#include <bits/stdc++.h> const long long int M = 1000000007; using namespace std; long long power(long long x, long long y) { long long res = 1; while (y > 0) { if (y & 1) res = x * res; y = y >> 1; x = x * x; } return res; } long long power(long long x, long long y, long long mod) { long long res...
1
#include <bits/stdc++.h> using namespace std; const int N = 1e3 + 10; const int A = 1e3; const int INF = (int)1e9; int n, m; int a[N]; int dp[N * N]; int main() { cin >> n >> m; for (int i = 1; i <= n; ++i) cin >> a[i]; sort(a + 1, a + n + 1); n = unique(a + 1, a + n + 1) - (a + 1); int all = a[1] * m; for ...
5
#include <bits/stdc++.h> using namespace std; int rec(long long lo, long long hi, long long target, long long ans) { long long mid = lo + (hi - lo) / 2LL; if (target < mid) return rec(lo, mid - 1, target, ans - 1); else if (target > mid) return rec(mid + 1, hi, target, ans - 1); else return ans; } i...
2
#include <bits/stdc++.h> using namespace std; int main() { int n, k; cin >> n >> k; while (k-- > 0) { if (n % 10 == 0) n /= 10; else n--; } cout << n; }
1
#include<bits/stdc++.h> #define rep(i,a,b) for(int i=a;i<b;i++) #define rrep(i,a,b) for(int i=a;i>=b;i--) #define fore(i,a) for(auto &i:a) #define all(x) (x).begin(),(x).end() #pragma GCC optimize ("-O3") using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); } typedef long lo...
0
#include <bits/stdc++.h> using namespace std; int main() { long long int n, k, i, count = 0, x = 0, m = 0, sum1 = 0, sum2 = 0; cin >> n >> k; vector<pair<long long int, pair<long long int, long long int> > > vi; long long int a[n], b[n]; for (i = 0; i < n; i++) { cin >> a[i]; } for (i = 0; i < n; i++)...
3
#include <bits/stdc++.h> using namespace std; long long gcd(long long a, long long b) { if (!b) return a; return gcd(b, a % b); } int main() { long long a1, b1, c1, a2, b2, c2; cin >> a1 >> b1 >> c1 >> a2 >> b2 >> c2; if (b1 - a1 > b2 - a2) swap(a1, a2), swap(b1, b2), swap(c1, c2); long long d2 = b2 - a2, d...
3
#include <bits/stdc++.h> using namespace std; int t; int main() { ios::sync_with_stdio(false); cin.tie(NULL); cin >> t; while (t--) { long long n, g, b, a, d; cin >> n >> g >> b; a = (n + 1) / 2; d = a / g; if (a % g) { d++; } cout << max(a + (b * (d - 1)), n) << "\n"; } }
2
#include <bits/stdc++.h> using namespace std; const int maxn = 9e6; int n, a[1000006], d[maxn + 6], z[maxn + 6]; void Solve() { cin >> n; for (int i = 1, _b = n; i <= _b; i++) { cin >> a[i]; d[a[i]]++; } for (int i = 1, _b = maxn; i <= _b; i++) { for (int j = 0, _b = 23; j <= _b; j++) { if (!(...
5
#include <bits/stdc++.h> using namespace std; int main() { long long int n, k; cin >> n >> k; unordered_map<int, int> m; for (long long int i = 0; i < n; i++) { long long int a; cin >> a; m[a % k]++; } vector<int> v; int ans = 0; for (auto it = m.begin(); it != m.end(); it++) v.push_back(it-...
2
#include <bits/stdc++.h> using namespace std; int main() { long long n, i, p, j, flag; cin >> n; long long x[n], d[n]; for (i = 0; i < n; i++) cin >> x[i] >> d[i]; for (i = 0; i < n - 1; i++) { flag = 0; p = x[i] + d[i]; for (j = i + 1; j < n; j++) { if (x[j] == p && x[j] + d[j] == x[i]) { ...
1
#include<bits/stdc++.h> using namespace std; map<int,int>Q; int main(){ int n; cin>>n; Q.clear(); int tmp; for(int j=0;j<n;j++){ cin>>tmp; Q[tmp]++; } int m; cin>>m; int flag=0; for(int j=0;j<m;j++){ cin>>tmp; if(Q[tmp]>0) Q[tmp]--; else flag=1; } if(flag) cout<<"NO"; else cout<<"YES"; }
0
#include <bits/stdc++.h> using namespace std; const int maxn = 2e5 + 50; char s[maxn]; vector<int> g; int main() { int T; cin >> T; while (T--) { int n; scanf("%d", &n); scanf("%s", s + 1); int cur = 1; g.clear(); for (int i = 2; i <= n + 1; ++i) { if (s[i] != s[i - 1]) { g.p...
4
#include <bits/stdc++.h> using namespace std; signed idiot() { long long n; cin >> n; set<long long> s; for (long long i = 0; i < n; i++) { long long x; cin >> x; s.insert(x); } cout << s.size() << '\n'; return 0; } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); ...
1
/* * AOJ 2212: Stolen Jewel * ???????????°?????????????????°??°???????????¨?????¨???????????????????????¨???????????¶?????????????????¢?????????????????¨???????????????????????¢????¬????????????¶????±???°????????????????°???\??°??? * ?±???????DP+????????? * ??????????????¢?§???????????????????????????¶???????¢?????...
0
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:167772160") const int INF = 1000000000; using namespace std; long long uns, a[100001], b[100001], c[100001], x[100001], t1, t2, t3, k1, k2, k3, i, l, n; int main() { cin >> k1 >> k2 >> k3; cin >> t1 >> t2 >> t3; cin >> n; for (i = 1; i <= n; i++) scan...
2
#include <bits/stdc++.h> using namespace std; int main() { vector<int> cells; int n, t, x; bool check = false; cin >> n >> t; cells.push_back(-10); for (int i = 1; i < n; i++) { cin >> x; cells.push_back(x); } for (int i = 1; i <= n;) { if (i == t) { check = true; break; } el...
1
#include <bits/stdc++.h> int main() { long long int n; scanf("%lld", &n); printf("25\n"); return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { int x1, x2, x3, x4, a, b, c, d, maxi; cin >> x1 >> x2 >> x3 >> x4; maxi = max(x1, x2); maxi = max(maxi, x3); maxi = max(maxi, x4); a = maxi - x1; b = maxi - x2; c = maxi - x3; d = maxi - x4; if (a == 0) { cout << b << " " << c << " " << ...
1
#include <bits/stdc++.h> using namespace std; int main() { cout.sync_with_stdio(0); cin.tie(0); int n; cin >> n; cout << int(ceil(n / 2.0)) << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { int i, n, m, d, f[100] = {0}; float k; char c, cc[1000]; map<string, float> a; map<string, float>::iterator it; string s; scanf("%i %i %f\n", &n, &m, &k); for (i = 0; i < n; i++) { c = 'q'; s.clear(); while (c != ' ') { scanf("...
1
#include <bits/stdc++.h> const int N = 2000000 + 10; int a[N], n; int Zero[N], One[N]; int main() { scanf("%d", &n); for (int i = 1; i <= n; ++i) scanf("%d", &a[i]); memset(Zero, 0, sizeof Zero); memset(One, 0, sizeof One); for (int i = 1; i <= n; ++i) One[i] = One[i - 1] + (a[i] == 1); for (int i = n; i >=...
1
#include <iostream> using namespace std; typedef long long ll; const ll MOD = 998244353; ll a[3005]; ll dp[3005][3005]; int main() { ll n, s; cin >> n >> s; for(int i = 0; i < n; i++) cin >> a[i]; ll ans = 0; dp[0][0] = 1; for(int i = 1; i <= n; i++){ for(int j = 0; j <= s; j++) dp[i]...
0
#include <bits/stdc++.h> using namespace std; long long int n; vector<vector<long long int>> a; priority_queue<pair<long long int, long long int>, vector<pair<long long int, long long int>>, greater<pair<long long int, long long int>>> pq; int main() { ios_base::sync_with_stdio(false...
1
#include <bits/stdc++.h> using namespace std; int main() { int n, a, num25 = 0, num50 = 0, num100 = 0; bool flag = 0; cin >> n; while (n--) { cin >> a; if (a == 25) num25++; else if (a == 50) { (num25) ? num25-- : flag = 1; num50++; } else if (a == 100) { if (num50) { ...
1
#include <bits/stdc++.h> using namespace std; const int N = 105; const int MOD = 1e9 + 7; long long bin_pow(long long a, long long b) { long long res = 1; while (b) { if (b & 1ll) { res = (res * a) % MOD; } a = (a * a) % MOD; b >>= 1ll; } return res; } int main() { long long x, k; cin ...
3
#include <bits/stdc++.h> using namespace std; int a[2000001]; int n; long long f[2000001], ni[2000001]; long long ans; bool cmp(int x, int y) { return x > y; } long long calc(long long x, long long y) { long long s = 1; while (y) { if (y & 1) (s *= x) %= 1000000007; (x *= x) %= 1000000007, y /= 2; } ret...
5
//#pragma comment(linker, "/STACK:1000000000") #pragma GCC optimize("Ofast,no-stack-protector") #define _CRT_SECURE_NO_WARNINGS #include <iostream> #include <algorithm> #include <memory.h> #include <vector> #include <map> #include <set> #include <queue> #include <cmath> #include <ctime> #include <limits.h> #include <ra...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n], b[n], c = 0, d = 0; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n; i++) { cin >> b[i]; if (a[i] == 1 && b[i] == 0) c++; if (a[i] == 0 && b[i] == 1) d++; } if (c > d) cout << 1; ...
1
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const double pi = 3.141592653589793; const double eps = 1e-8; const int N = 3010; const int M = 5010; int n, m; int head[N], ver[M], nxt[M], tot; int d[N][N]; pair<int, int> st[N][4], to[N][4]; struct node { int a, b, c, d; int val; }; node a...
4
#include <bits/stdc++.h> using namespace std; const int INF = 1e9; const double EPS = 1e-9; signed main() { do { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); } while (0); int n; cin >> n; vector<int> v1(6); vector<int> v2(6); vector<int> v3(6); bool flag1 = 0; for (int i = 0; i < (int)(6...
2
#include<cstdio> #include<cstring> #include<iostream> using namespace std; typedef long long ll; const int mo = 1e9 + 7; int f[1<<17], g[1<<17], p[50], n, x, y, z, m, ans; inline void add(int &x, int y) { x += y; if (x >= mo) x -= mo; } int main() { scanf("%d%d%d%d", &n, &x, &y, &z); m = x + y + z; f[0] = p[0] = 1; ...
0
#include <bits/stdc++.h> using namespace std; int Matrix[405][405]; int temp[405][405]; void rotate(int n, int m) { memset(temp, 0, sizeof(temp)); for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { temp[j][n - i + 1] = Matrix[i][j]; } } memcpy(Matrix, temp, sizeof(temp)); } void Read(in...
4
#include <bits/stdc++.h> using namespace std; int r; int n, m; int dh[2][210]; int dt[2][210]; int h0, t0; void read() { scanf("%d %d %d", &h0, &t0, &r); scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%d %d", &dh[0][i], &dt[0][i]); scanf("%d", &m); for (int i = 1; i <= m; i++) scanf("%d %d", &dh[1][i], ...
5
#include <bits/stdc++.h> using namespace std; long long n, k, a[200010], b[200010]; double ans = 0; int main() { scanf("%lld%lld", &n, &k); for (int i = 1; i <= n; i++) scanf("%lld", &a[i]), b[i] = b[i - 1] + a[i]; for (int i = k; i <= n; i++) ans += b[i] - b[i - k]; ans /= (n - k + 1) * 1.0; printf("%.10lf\n...
2
#include <bits/stdc++.h> using namespace std; const int MOD = 1000000007; long long binom[1001][1001]; long long bell[1001]; int main() { binom[0][0] = 1; bell[0] = 1; for (int i = 1; i <= 1000; i++) { binom[i][0] = 1; for (int j = 1; j <= 1000; j++) { binom[i][j] = binom[i - 1][j - 1] + binom[i - 1...
5
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { int ans = 0, n = 0; cin >> n; for (int i = 1; i <= n; i++) { int x; cin >> x; if (x % 2 == 0) ans = i; } if (ans) cout << "1\n" << ans << "\n"; else { if (n == 1) ...
1
#include <bits/stdc++.h> using namespace std; #define MOD (1000000000+7) int main() { long long m, n; cin >> m >> n; long long ans = 1; while( n ) { if( n % 2 ) ans = ans * m % MOD; m = m * m % MOD; n /= 2; } cout << ans << endl; }
0
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; long long powe(long long a, long long b) { long long res = 1; while (b) { if (b & 1) res = (res * a) % mod; a = (a * a) % mod; b = b >> 1; } return res; } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); cout...
5
#include <bits/stdc++.h> using namespace std; const int Maxn = 2005; int n, m; char B[Maxn][Maxn]; bool U[Maxn][Maxn], D[Maxn][Maxn], L[Maxn][Maxn], R[Maxn][Maxn]; long long res; int main() { scanf("%d %d", &n, &m); for (int i = 0; i < n; i++) scanf("%s", B[i]); for (int i = 0; i < n; i++) for (int j = 0; j <...
6
#include <bits/stdc++.h> using namespace std; const vector<long long> primes = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37}; void solve(const long long &d, long long n, const long long &i, const long long &K, long long &ans) { if (d == 1 && (!ans || n < ans)) ans = n; else for (long long j = 1; j...
5
#include<queue> #include<iostream> using namespace std; typedef long long LL; priority_queue<LL>L; priority_queue<LL,vector<LL>,greater<LL>>R; LL tL,tR,ans; int n,l[123456],r[114514]; int main(){ ios::sync_with_stdio(0),cin.tie(0),cout.tie(0); cin>>n; for(int i=1;i<=n;++i)cin>>l[i]>>r[i]; L.push(l[1]),R.push(l[1]);...
0
#include <bits/stdc++.h> #pragma warning(disable : 4996) using namespace std; const int N = 1e5 + 7; const int MOD = 1e9 + 7; int Dx[] = {1, 0, -1, 0, 1, 1, -1, -1}; int Dy[] = {0, 1, 0, -1, 1, -1, 1, -1}; long long gcd(long long a, long long b) { if (b == 0) return a; return gcd(b, a % b); } long long powm(long lo...
3
#include <bits/stdc++.h> using namespace std; int main() { long long int C, Pr, Ps, Wr, Ws; cin >> C >> Pr >> Ps >> Wr >> Ws; if (max(Wr, Ws) >= sqrt(C)) { if (Ws > Wr) { swap(Pr, Ps); swap(Wr, Ws); } long long int t = C / Wr; long long int max; bool flag = false; long long int...
3
#include <bits/stdc++.h> using namespace std; const int N = 1e5 * 2 + 10; vector<int> e[N]; queue<int> q; int n, m, i, s, t, v[N], x[N], y[N], c[N], ans[N], f[N], g[N]; int main() { scanf("%d%d", &n, &m); for (i = 1; i <= m; i++) { scanf("%d%d%d", &x[i], &y[i], &c[i]); f[x[i]] += c[i]; f[y[i]] += c[i]; ...
3
#include <iostream> #include <vector> using namespace std; const int MAX = 1000000; const int INF = 1<<29; int main() { vector<int> dp(MAX, INF), odddp(MAX, INF); dp[0] = odddp[0] = 0; for (int i = 1;; ++i) { int num = i * (i+1) * (i+2) / 6; if (num >= MAX) break; for (int j = num;...
0
#include <bits/stdc++.h> using namespace std; long long int gmatrix[100009][64]; long long int basis[100009]; void add(long long int x, long long int index) { basis[index] = basis[index - 1]; for (long long int i = 19; i >= 0; i--) { gmatrix[index][i] = gmatrix[index - 1][i]; } for (long long int i = 19; i ...
6
#include <bits/stdc++.h> using namespace std; const int maxn = 110000; int n, k; char a[maxn]; template <int maxn> struct Theap { int n; struct Tsqy { int l, r; inline void build(int a1, int a2) { l = a1; r = a2; } inline bool operator>(const Tsqy &y) const { const Tsqy &x = *this;...
2
#include<iostream> #include<algorithm> #include<vector> #include<string> #include<set> #include<queue> #include<stack> #include<bitset> #include<functional> #include<map> using namespace std; int p = 1000000007; #define int long long #define vel vector<long long> #define vvel vector<vel> #define rep(i,n) for(long long ...
0
#include <bits/stdc++.h> using namespace std; int n, m, tot, sum; int dx[] = {-1, +0, +1, +0}; int dy[] = {+0, +1, +0, -1}; bool check(int x, int y) { if (x < 0 || x >= n) return 0; if (y < 0 || y >= m) return 0; return 1; } struct node { int x, y; void make(int a, int b) { x = a; y = b; } }; queue<...
4
#include <bits/stdc++.h> using namespace std; int a[1000000]; int main() { int t, z = 0, l, i = 0, len; int n, k = 0, m = 0, bam = 0, dan = 0, ans = 0; scanf("%d", &n); for (l = 0; l < n; l++) scanf("%d", &k), a[k] = 1; l = 1; while (a[l]) l++; printf("%d", l); return 0; }
1
#include <bits/stdc++.h> using namespace std; #define MAX_N 100 #define MAX_C 100001 #define INF (1<<29) typedef pair<int, int> pii; int m[MAX_N]; pii dp[2][MAX_C]; void set_m(vector<int> &p) { for (int i = 0; i < (int)p.size(); i++) { m[i] = ((p[i] - 1) / 1000 + 1) * 1000; } } void update(pii ...
0
#include <bits/stdc++.h> using namespace std; void printVec(vector<int> v2, string s = "") { cout << s; for (int i = 0; i < (int)v2.size(); ++i) cout << v2[i] << " "; cout << "\n"; } bool isOdd(int a) { return (a % 2 == 1); } bool comp(int i1, int i2) { return (i1 > i2); } char s[101]; char t[101]; int main() { ...
2
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:256000000") using namespace std; const int INF = (1 << 29) + 5; const long long int LLINF = (1ll << 59) + 5; const int MOD = 1000 * 1000 * 1000 + 7; int n, q; pair<string, string> arr[228]; map<string, bool> can; queue<string> now; int main() { cin >> n >> q; ...
2
#include<bits/stdc++.h> using namespace std; int main(){ int N,K,c=1; cin>>N>>K; for(int i=0;i<N;i++){ if(c<=K)c+=c; else c+=K; } cout<<c<<endl; }
0
#include <bits/stdc++.h> using namespace std; char a[8][9]; int main() { for (int i = 0; i < 8; i++) { scanf("%s", a[i]); } int black = 9, white = 9; for (int j = 0; j < 8; j++) { for (int i = 0; i < 8; i++) { if (a[i][j] == 'B') { break; } if (a[i][j] == 'W') { white =...
1
#include <bits/stdc++.h> #pragma GCC optimize("-O3") using namespace std; const long long mod = 998244353; const int N = 2e5 + 5; int n, k; int h[N], cnt; int ans, cr; struct factorial { int n; long long mod; int *a; int powm(int a, int b) { int ans = 1; while (b) { if (b & 1) ans = int(1ll * ans ...
6
#include <bits/stdc++.h> using namespace std; struct Node { int data; int group; Node *next, *previous; Node() { group = 0; } }; bool acompare(Node *lhs, Node *rhs) { return lhs->data > rhs->data; } void Add(Node *&presentNode, int data) { Node *newNode = new Node; newNode->data = data; newNode->next = NU...
5
#include <bits/stdc++.h> using namespace std; const int maxn = 2000 * 100 + 10; int par[maxn], st[maxn], ft[maxn], tim, type[maxn], x[maxn], y[maxn], num[maxn], doc[maxn]; bool mark[maxn], f[maxn]; pair<int, int> req[maxn]; vector<int> e[maxn], vec[maxn]; int find_root(int v) { if (par[v] == -1) return v; retur...
5
#include <bits/stdc++.h> using namespace std; int base = 1000 * 1000 * 1000; vector<long long> operator*(const vector<long long>& c, int b) { vector<long long> a = c; long long carry = 0; for (size_t i = 0; i < a.size() || carry; ++i) { if (i == a.size()) a.push_back(0); long long cur = carry + a[i] * b; ...
5
#include <bits/stdc++.h> using namespace std; const double eps = 1e-8; const long long MOD = 1000000007; const long long INF = 0x3f3f3f3f; int val[111][111]; int n, m, k; int used[111][111]; pair<int, int> pre[211][1 << 8]; int dp[211][1 << 8]; int dx[] = {0, 0, 1, -1}; int dy[] = {1, -1, 0, 0}; void doit(int p, int st...
5
#include <bits/stdc++.h> using namespace std; template <class T> using vc = vector<T>; template <class T> using vvc = vc<vc<T>>; template <class T> void mkuni(vector<T>& v) { sort(v.begin(), v.end()); v.erase(unique(v.begin(), v.end()), v.end()); } long long rand_int(long long l, long long r) { static mt19937_64 ...
2
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; template <typename T> void readArray(vector<T> &A) { for (T &i : A) cin >> i; } template <typename T> void printArray(vector<T> A) { for (T i : A) cout << i << " "; cout << endl; } long long fastPow(long long a, long long b, long long m = mod)...
2
#include <bits/stdc++.h> using namespace std; int main() { int temp; int arr[10000]; int n, d, sum = 0, p; cin >> n >> d; for (int i = 0; i < n; i++) { cin >> arr[i]; sum += arr[i]; } for (int i = 0; i <= n; i++) { for (int j = 0; j <= n - i; j++) { if (arr[j] > arr[j + 1]) { tem...
1
#include <iostream> #include <fstream> #include <algorithm> #include <bitset> #include <cassert> #include <cctype> #include <cmath> #include <complex> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #include <deque> #include <iomanip> #include <map> #include <numeric> #include <queue> #include ...
0
#include <bits/stdc++.h> using namespace std; const long long int inf = 1e15; const long long int M = 1e9 + 7; void solve() { long long int n, m; cin >> n >> m; vector<pair<long long int, long long int> > bus(m); for (long long int i = 0; i < m; i++) { cin >> bus[i].second >> bus[i].first; bus[i].second...
2
#include <bits/stdc++.h> using namespace std; typedef long long ll; #define int ll #define endl '\n' #define yes cout << "YES" << endl #define no cout << "NO" << endl #ifdef ROHIT_SYS #include "headers/debug.hpp" #endif int32_t main() { ios_base::sync_with_stdio(0); cin.tie(0); #ifdef ROHIT_SYS freopen("in.t...
3
#include <bits/stdc++.h> using namespace std; vector<int> adj[100010], ans; int ini[100010], fim[100010]; void solve(int u, int pai = -1, int f1 = 0, int f2 = 0, int depth = 0) { if ((depth % 2 == 0 && f2) || (depth % 2 == 1 && f1)) ini[u] = 1 - ini[u]; if (ini[u] != fim[u]) { ans.push_back(u); if (depth % ...
1
#include <iostream> #include <vector> using namespace std; int main() { int N; cin >> N; vector<int> A(N + 1), B(N); for (auto &a : A) cin >> a; for (auto &b : B) cin >> b; long long ans{}; for (int i = 0; i != N; ++i) { auto d = min(B[i], A[i] + A[i + 1]); ans += d; A[i + 1] -= max(d - A[...
0
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const int maxn = 1e5 + 10; long long T, a, b, n, s; int main() { scanf("%lld", &T); while (T--) { scanf("%lld%lld%lld%lld", &a, &b, &n, &s); if (a * n < s) { if (b >= s - a * n) puts("YES"); else puts("NO")...
1
#include <bits/stdc++.h> using namespace std; char S[2000]; int len, fa[2000], P[2000], sz, osz, Ans; int Color[2000], B[2000], H[2000], O[2000]; int getf(int k) { if (fa[k] == k) return k; else return fa[k] = getf(fa[k]); } void initp() { for (int i = 2; i <= 1000; i++) { bool f = 1; for (int j =...
1
#include <bits/stdc++.h> using namespace std; bool debug = false; int n, m, k; int dx[4] = {0, 1, 0, -1}, dy[4] = {1, 0, -1, 0}; vector<pair<int, int>> mp[100005]; int gg(pair<int, int> p) { return p.second - p.first + 1; } int main() { scanf("%d%d%d", &n, &m, &k); int x, s = -1, l = -1; for (int(i) = 0; (i) < (i...
5
#include <bits/stdc++.h> using namespace std; int main() { int N, idx; cin >> N; vector<string> g(N); for (int i = 0; i < N; ++i) cin >> g[i]; vector<int> pred(N); for (int i = 0; i < N; ++i) cin >> pred[i]; vector<bool> selected(N, false); for (int i = 0; i < N; ++i) { bool zero = false; for (i...
2
#include <bits/stdc++.h> using namespace std; long long mod = 1000000007; long long n; long long power() { long long res = 1, a = 2; while (n) { if (n & 1) { res *= a; } a *= a; a %= mod; n >>= 1; res %= mod; } return ((res * (res + 1)) / 2) % mod; } int main() { cin >> n; cout...
1
#include <bits/stdc++.h> using namespace std; int ans[10][10]; int in[2020][2020]; int nums[4040][4040]; int l[10], r[10], u[10], d[10]; int notes[100100]; int main() { int N, M, S, K; scanf("%d%d%d%d", &N, &M, &K, &S); for (int i = 0; i < N; i++) { for (int j = 0; j < M; j++) { scanf("%d", &in[i][j]); ...
5
#include <bits/stdc++.h> using namespace std; inline bool isvowel(char c) { c = tolower(c); if (c == 'a' || c == 'e' || c == 'i' || c == 'y' || c == 'o' || c == 'u') return 1; return 0; } const double eps = 0.000001; const long double pi = acos(-1); const int maxn = 1e7 + 9; const int mod = 1e9 + 7; const lon...
5
#include <vector> #include <algorithm> #include <string> #include <map> #include <set> #include <queue> #include <cstring> #include <deque> #include <cstdio> #include <cmath> #include <complex> #include <iostream> #include <iterator> using namespace std; #define reep(i,f,t) for(int i=f ; i<int(t) ; ++i) #define rep(i...
0
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int,int> P; typedef pair<int,P> P1; typedef pair<P,P> P2; #define pb push_back #define mp make_pair #define eps 1e-7 #define INF 1000000000 #define mod 1000000007 #define fi first #define sc second #define rep(i,x) for(int i=0;i<x;i++) #de...
0
#include <bits/stdc++.h> using namespace std; const int mod = 1000000007; const int maxi = 1005; int arr[maxi]; int main() { int n; cin >> n; for (int i = 0; i < n; i++) cin >> arr[i]; sort(arr, arr + n); if (n >= 2) cout << arr[n / 2]; else cout << arr[0]; }
1
#include <iostream> #include <cmath> using namespace std; int main() { int n; cin >> n; int ans = 100000; for (int i = 0; i < n; i++) ans = ceil(ans * 1.05 / 1000) * 1000; cout << ans << endl; }
0