solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; long long re() { long long ret = 0, f = 1; char ch = getchar(); while (!isdigit(ch)) f = (ch == '-') ? -f : f, ch = getchar(); while (isdigit(ch)) ret = ret * 10 + ch - '0', ch = getchar(); return ret * f; } long long n, a[10005], s; signed main() { long long t ...
2
#include <bits/stdc++.h> using namespace std; template <class P, class Q> inline void smin(P &a, Q b) { if (b < a) a = b; } template <class P, class Q> inline void smax(P &a, Q b) { if (a < b) a = b; } long long n; vector<long long> v; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cin >> n; v.p...
1
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int arr[101] = {0}; arr[0] = 0; for (int i = 0; i < n; i++) { int x; cin >> x; arr[x]++; } cout << *max_element(arr, arr + 101); }
1
#include<bits/stdc++.h> using namespace std; int main() { string s,t; cin>>s>>t; int c=0; for(int i=0;i<s.length();i++) { if(s[i]!=t[i]) c++; } cout<<c; }
0
#include <bits/stdc++.h> using namespace std; map<int, int> mp; long long degree(long long deg) { long long val = 180 - deg; if (360 % val == 0) { return true; } return false; } int main() { int t; cin >> t; for (int z = 1; z <= t; z++) { long long n; cin >> n; if (degree(n)) cout <<...
1
#include <bits/stdc++.h> using namespace std; const long double Pi = 3.14159265359; const long long Mod = 1000 * 1000 * 1000 + 7; const long long MaxN = 2e5 + 10; int he() { long long im[MaxN]; long long tav[MaxN]; long long a[MaxN]; long long par[MaxN]; } long long fac[MaxN]; long long po(long long x, long lon...
3
#include <bits/stdc++.h> using namespace std; int main() { int n, gr, num, p; bool b = false; cin >> n >> gr; while (gr--) { cin >> num; vector<int> search(n, 0); for (int i = 0; i < num; i++) { cin >> p; if (search[abs(p) - 1] == 0) { search[abs(p) - 1] += p; continue; ...
2
#include <bits/stdc++.h> using namespace std; const int mod = 998244353; const int maxn = 3e5 + 10; int n; vector<int> g[maxn]; long long fpow(long long a, long long b) { long long r = 1; while (b) { if (b & 1) r = r * a % mod; b >>= 1; a = a * a % mod; } return r; } long long dp[maxn][2][2], res[ma...
6
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5, mod = 998244353; int n, B, a[N], tr[N << 1]; void upt(int x) { while (x <= n + B) tr[x]++, x += (x & -x); } int query(int x) { int res = 0; while (x) res += tr[x], x -= (x & -x); return res; } long long solve(int x) { long long ans = 0; in...
5
#include <bits/stdc++.h> using namespace std; int solve(string na, string nb) { string a, b; int ac4 = 0, ac7 = 0, bc4 = 0, bc7 = 0, res = 0; for (int i = 0; i < na.size(); ++i) { if (na[i] != nb[i]) a += na[i], b += nb[i]; } for (int i = 0; i < a.size(); ++i) { if (a[i] == '4') ac4++; if (a[i] ==...
1
# define _CRT_SECUREj_NO_WARNINGS 1 # define _USE_MATH_DEFINES # include <iostream> # include <numeric> # include <string> # include <bitset> # include <vector> # include <algorithm> # include <cstdlib> # include <cstdio> # include <cstring> # include <cstdlib> # include <iomanip> # include <queue> # include <sstream> ...
0
#include <bits/stdc++.h> using namespace std; char s[1111111], s1[1111111]; int pre0[1111111], pre[1111111], a[1111111]; bool vis[1111111]; int n, cnt; void gao(int k, int d) { cnt = 0; for (int i = 0; i < d; i++) { for (int j = i; j < k; j += d) { pre0[cnt++] = j; } } for (int i = k; i < n; i++) ...
3
#include <bits/stdc++.h> using namespace std; long long v[112345], d[112345], p[112345], ans[112345], idx = 0; void solve() { int n; scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%lld", &v[i]); scanf("%lld", &d[i]); scanf("%lld", &p[i]); } for (int i = 0; i < n; i++) { if (p[i] >= 0) {...
1
#include<bits/stdc++.h> using namespace std; int main() { long long n,i,k=1,a; scanf("%lld",&n); for(i=1;i<=n;i++) { scanf("%lld",&a); if(a==k)k++; } if(k==1)cout<<"-1"<<endl; else{cout<<n-(k-1)<<endl;} }
0
#include <bits/stdc++.h> using namespace std; long long ucln(long long a, long long b) { if (b == 0) return a; else return ucln(b, a % b); } long long bcnn(long long a, long long b) { return (a * b) / ucln(a, b); } long long thuchien(long long n) { long long a, b; for (long long i = n; i >= 1; i--) ...
1
#include <bits/stdc++.h> using namespace std; vector<int> str[26]; string s[100100]; int p[100100], h[100100]; int find_set(int v) { return p[v] == v ? v : p[v] = find_set(p[v]); } string union_str(string a, string b, char c) { int p1 = find(begin(a), end(a), c) - begin(a); int p2 = find(begin(b), end(b), c) - begi...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; char c; string s; string::iterator ite; cin >> n >> s; for (int i = 1; i <= n; i++) { if (n % i == 0) { ite = s.begin() + i; reverse(s.begin(), ite); } } cout << s << endl; return 0; }
2
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int t; cin >> t; while (t--) { int n, k; cin >> n >> k; vector<int> vec(n + 1); for (int i = 1; i <= n; i++) { cin >> vec[i]; } vector<int> pks(n + 1); pks.front() =...
2
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; char c[200001]; char a[27] = {'a'}; scanf("%s", &c); for (int i = 1; i < 27; i++) a[i] = 'a' + i - 1; char x, d; while (cin >> x >> d) { int i, j; for (i = 1; i < 27; i++) { if (a[i] == x) break; } ...
2
#include <bits/stdc++.h> using namespace std; using namespace std::chrono; inline int getint() { char c = getchar(); int x = 0, mi = 1; while (c != EOF && c != '-' && !isdigit(c)) c = getchar(); if (c == '-') { mi = -1; c = getchar(); } while (isdigit(c)) x = x * 10 + c - '0', c = getchar(); retur...
5
#include <bits/stdc++.h> int main() { int count, i, a[100]; for (i = 0; i < 4; i++) { scanf("%d", &a[i]); } if (a[0] == a[1] && a[1] == a[2] && a[2] == a[3]) { count = 4 - 1; } else if ((a[0] == a[1] && a[1] == a[2]) || (a[1] == a[2] && a[2] == a[3]) || (a[0] == a[1] && a[1] == a[3]) || (...
1
#include <bits/stdc++.h> using namespace std; int main() { int n, a, b, c, x = 0, y = 0, z = 0; cin >> n; while (n--) { cin >> a >> b >> c; x += a; y += b; z += c; } if (x == 0 && y == 0 && z == 0) cout << "YES"; else cout << "NO"; }
1
#include <bits/stdc++.h> using namespace std; long long mod = 1e9 + 7; long long modexp(long long x, long long n) { if (n == 0) return 1; if (n % 2 == 0) { long long y = modexp(x, n / 2) % mod; return (y * y) % mod; } return (x * modexp(x, n - 1) % mod) % mod; } long long powr(long long x, long long n) ...
5
#include <bits/stdc++.h> using namespace std; const int INF = 1 << 30; const double EPS = 1e-7; const int MAXN = 1010; int c[MAXN]; int t[MAXN]; queue<int> q; int total = 0; void deq(int t) { int cant = 0; while (cant < t && !q.empty()) { int c1 = c[q.front()]; if (cant + c1 <= t) { q.pop(); can...
1
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); long long res = 0, ans = 0; for (int i = 1; i <= n; ++i) { long long x; scanf("%lld", &x); long long r = min(res, x / 2); ans += r; x -= r * 2; res -= r; ans += x / 3; res += x % 3; } cout << a...
5
#include <bits/stdc++.h> using namespace std; using ll = long long; const int N = 2 * 1e5 + 10; ll res; ll a[N]; void solve() { ll t, x, y, ex, ey, neast = 0, nnorth = 0, nsouth = 0, nwest = 0; map<char, int> mp; cin >> t >> x >> y >> ex >> ey; ll k = ex - x; ll l = ey - y; string s; cin >> s; if (k > 0...
2
#include <bits/stdc++.h> using namespace std; int h[100005], path[100005]; int sol[100005]; int a, b, n, ans; int k = 0; void decrease(int &x, int &y, int &z) { x -= b; x = max(x, 0); z -= b; z = max(z, 0); y -= a; y = max(y, 0); return; } void dfs(int current, int Left, int mid, int right, int anss) { ...
4
#include <bits/stdc++.h> using namespace std; constexpr int INF = 0x3f3f3f3f; mt19937 gen(chrono::high_resolution_clock::now().time_since_epoch().count()); int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int n; cin >> n; vector<int> a(n), b(n); for (auto& it : a) cin >> it; for (int i = 0; i <...
4
#include <bits/stdc++.h> using namespace std; int N, a[100100], cache[100100]; bool win(int i) { if (cache[i]) return cache[i] == 2; for (int j = i - a[i]; j >= 0; j -= a[i]) { if (a[j] > a[i] && !win(j)) { cache[i] = 2; return true; } } for (int j = i + a[i]; j < N; j += a[i]) { if (a[j...
3
#include <bits/stdc++.h> using namespace std; const int MAXN = 100; const int INF = 0x3f3f3f3f; template <class T> void Read(T &x) { x = 0; char c = getchar(); bool flag = 0; while (c < '0' || '9' < c) { if (c == '-') flag = 1; c = getchar(); } while ('0' <= c && c <= '9') { x = x * 10 + c - '0'...
5
#include <bits/stdc++.h> using namespace std; const int maxn = 100005; const int MOD = 1000000009; struct Tnode { int l, r, lc, rc, x; pair<int, int> v; } tree[maxn]; pair<int, int> P[maxn]; int n, m; inline int getnode() { static int s = 0; return ++s; } void init() { int k, a, b, c, d; scanf("%d%d", &n, &...
4
#include <bits/stdc++.h> using namespace std; #define int long long int bool isprime(int n) { for(int i=2;i*i<=n;i++) { if(n%i==0)return false; } return true; } int32_t main() { int t; cin>>t; while(t--) { int n;cin>>n; string t; cin>>t; string ans=""; for(int i=0;i<(in...
1
#include<iostream> #include<cmath> #include<algorithm> using namespace std; struct A{ int x,y,h; }a[100]; int main() { int N,X,Y,H,h; int j,s; cin>>N; for(int i=0;i<N;i++) { cin>>a[i].x>>a[i].y>>a[i].h; if(a[i].h) s=i; } for(X=0;X<=100;X++) { for(Y=0;Y<=100;Y++) { H=abs(a[s].x-X)+abs(a[s].y-Y)+a...
0
#include <bits/stdc++.h> using namespace std; int main() { string s; cin >> s; int n = s.size(); s = s + s; vector<vector<string>> v(26); for (int i = 0; i < n; i++) { string s1 = s.substr(i, n); v[s1[0] - 'a'].push_back(s1); } int can = 0; for (int i = 0; i < 26; i++) { int mx = 0; fo...
5
#include <iostream> #include <cstring> using namespace std; int num[1024]; int scr[1024]; int swp[1024][1024]; bool bar[1024][1024]; int main() { int N,M,H,K; while(cin>>N>>M>>H>>K, N||M||H||K) { for(int i=0; i<N; i++) { cin >> scr[i]; } memset(bar, 0, sizeof(bar)); for(int i=0; i<M; i++) { i...
0
#include <bits/stdc++.h> using namespace std; int main(){ int n; cin >> n; vector<int> f(n); for(auto&& x:f){ for(int i=0;i<10;i++){ int y; cin >> y; x <<= 1; x |= y; } } vector<vector<int> > p(n, vector<int>(11)); for(auto&& x:p)for(auto&& y:x)cin >> y; int ans = -1e9-7...
0
#include <bits/stdc++.h> using namespace std; int N, M; int main() { int i, j, k; double res; scanf("%d%d", &N, &M); res = 1.0 / N; if (N * M > 1) res += (1 - 1.0 / N) / (N * M - 1) * (M - 1); printf("%.10f\n", res); return 0; }
3
#include <bits/stdc++.h> using namespace std; map<string, int> mp; string s[2]; int num[2][105], n; int main() { mp["h"] = 0; mp["a"] = 1; mp["y"] = 1; mp["r"] = 2; cin >> s[0] >> s[1]; cin >> n; for (int i = 1; i <= n; i++) { int time, nu; string team, card; cin >> time >> team >> nu >> card;...
1
#include <bits/stdc++.h> using namespace std; const int N = 1010; int n, m, a[N], b[N]; int main() { scanf("%d%d", &n, &m); for (int i = 1; i <= n; ++i) scanf("%d", &a[i]); for (int i = 1; i <= n; ++i) scanf("%d", &b[i]); double tmp = 1; for (int i = 1; i <= n; ++i) { if (a[i] <= 1 || b[i] <= 1) return pu...
1
#include <bits/stdc++.h> using namespace std; long long pwr(long long base, long long p, long long mod = (1000000007LL)) { long long ans = 1; while (p) { if (p & 1) ans = (ans * base) % mod; base = (base * base) % mod; p /= 2; } return ans; } long long gcd(long long a, long long b) { if (b == 0) r...
6
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long ll; int main(){ ll n; cin>>n; vector<ll> a(n),b(n); for(int i=0;i<n;i++) cin>>a[i]>>b[i]; ll ans=0; for(int i=n-1;i>=0;i--){ a[i]=(a[i]+ans)%b[i]; if(a[i]!=0) ans+=b[i]-a[i]; } cout<<ans<<endl; return 0; }
0
#include <iostream> using namespace std; int main(){ int a,b,c; cin >> a>>b>>c; if(a >= b||a >= c || b >= c)cout <<"No"<<endl; else cout << "Yes"<<endl; }
0
#include <bits/stdc++.h> using namespace std; long long a, b, c, d, t, n, k; char s; int main() { cin >> n >> k; b += k; for (int i = 0; i < n; i++) { cin >> s >> a; if (s == '+') { b += a; } if (s == '-') { if (b < a) { c++; } else { b -= a; } } } c...
1
#include <bits/stdc++.h> using namespace std; int cnt[1000]; int main() { int n; cin >> n; for (int i = 0; i < n; i++) { long long mario = (i * (i + 1)) / 2; cnt[mario % n] = 1; } int chexk = 0; for (int i = 0; i < n; i++) { if (cnt[i] != 1) { chexk = 1; } } if (chexk == 1) { c...
1
#include <bits/stdc++.h> using namespace std; int a[100000], b[100000]; int main() { int m, n, c, t; cin >> n >> m >> c; for (int i = 1; i <= n; ++i) cin >> a[i]; for (int i = 1; i <= m; ++i) cin >> b[i]; t = n - m; for (int i = 1; i <= m; ++i) for (int j = i; j <= i + t; ++j) a[j] = a[j] + b[i]; for ...
4
#include <bits/stdc++.h> using namespace std; int n; char sir[100005][10], era[100005][10]; int v[10], nrcif = 0; int maimare(int ind, int n) { int i, egale = 1; for (i = 0; i < n; i++) { if ((sir[ind][i] - '0' < v[i]) && (egale)) return 0; if (sir[ind][i] - '0' > v[i]) egale = 0; } if (egale) return 0;...
5
#include <bits/stdc++.h> using namespace std; int main() { int q; cin >> q; while (q--) { int n, h; cin >> h >> n; int a[n]; for (int i = 0; i < n; ++i) cin >> a[i]; int cnt = 1; vector<int> v; for (int i = 1; i < n; ++i) { if (a[i] == a[i - 1] - 1) { ++cnt; } else ...
3
#include <bits/stdc++.h> using namespace std; long long int a[200005]; long long int cnt[200005][105]; int main() { long long int n, i, j, k, x, y, t, m; cin >> n >> m; for (i = 1; i <= n; i++) cin >> a[i]; for (i = 1; i <= n; i++) { for (j = 1; j <= 100; j++) cnt[i][j] = cnt[i - 1][j]; cnt[i][a[i]]++; ...
3
#include <bits/stdc++.h> using namespace std; int main() { long long q; cin >> q; while (q > 0) { long long n; cin >> n; if (n == 1 || n == 2 || n == 3 || n == 5 || n == 7 || n == 11) { cout << "-1" << endl; q--; continue; } if (n % 2 == 0) { if (n % 4 == 0) { c...
3
#include <iostream> #include <stdio.h> #include <string> #include <string.h> #include <algorithm> #define MAXN 111111 using namespace std; int pre[MAXN]; int find(int x) { return (pre[x] == x) ? x : pre[x] = find(pre[x]); } struct Node { int u, v; int power; }node[MAXN]; bool cmp(const Node& x, const Node& y) { ret...
0
#include<map> #include<vector> #include<algorithm> #include<string> #include<cstdio> #include<cstring> using namespace std; bool pr(const pair<string,int>& p,const pair<string,int>& q){ if(false){ }else if(p.second>q.second){ return true; }else if(p.second<q.second){ return false; }else{ return p.first<q.firs...
0
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; char c[n]; cin.ignore(); cin.getline(c, n + 1); int count = 0, ans = 0; for (int i = 0; i < n; i++) { if (c[i] == 32) { count = 0; } if (isupper(c[i])) { count++; ans = max(count, ans); } } co...
1
#include <bits/stdc++.h> using namespace std; const int NN = 1e6 + 10, mod = 1e9 + 7, N = 2e5 + 10; int n, m, a[N], p[NN], ans[N], dd[NN], D[NN], t[N], vt[NN], s[N], _s[N]; vector<int> e[N], sv[N]; vector<pair<int, int> > ad[N]; int pw(int a, int i) { int b = 1; for (; i; i >>= 1, a = 1ll * a * a % mod) if (i &...
4
#include <bits/stdc++.h> using namespace std; int N, M; double L[22], a[22], b[22]; int main() { cin >> N >> M; for (int i = 0; i < N; i++) cin >> L[i] >> a[i] >> b[i]; double res = 0; for (int bit = 0; bit < (1 << N); bit++) { int cnt = 0; bool ok[22] = {false}; for (int k = 0; k < N; k++) { ...
0
#include <bits/stdc++.h> using namespace std; bool debug; const int inf = 1e9 + 5; const int nax = 1e6 + 5; int t[nax]; int a[nax], b[nax], c[nax]; set<int> s; vector<int> odw[nax]; bool vis[nax]; int main(int argc, char *argv[]) { debug = argc > 1; int n; scanf("%d", &n); for (int i = 1; i <= (4 * n); ++i) { ...
2
#include <bits/stdc++.h> using namespace std; long long arr[300100]; int main() { int n; long long k, sum = 0; int x = 0; scanf("%d%I64d", &n, &k); int i = 1, j = n; while (j--) { x++; scanf("%I64d", arr + i); long long y = sum - arr[i] * (i - 1) * (n - x); if (y >= k) { sum += arr[i] ...
3
#include<iostream> #include<cstdio> #include<queue> #include<map> #include<functional> #include<vector> #define rep(i,k) for(int i=0;i<k;i++) using namespace std; typedef pair<double,int> P; int main(){ int x; double y; priority_queue<P,vector<P>,greater<P> > a[3]; priority_queue<P,vector<P>,greater<P> > b; rep(i,...
0
#include <bits/stdc++.h> using namespace std; int MAX = 1000000; int MIN = -1000000; int INF = 1000000000; int x4[4] = {0, 1, 0, -1}; int y4[4] = {1, 0, -1, 0}; int x8[8] = {0, 1, 1, 1, 0, -1, -1, -1}; int y8[8] = {1, 1, 0, -1, -1, -1, 0, 1}; int i, j, k; long long mod = 1000000000ll; int main() { long long n, m, arr...
5
#include <bits/stdc++.h> using namespace std; const long long MAX = 5e2 + 5; const long long INF = 1e18; const long long mod = 1e8; int main() { vector<pair<int, int>> st, st1, st2; int x0, y0, x1, y1, x2, y2, i, j, k, l, p, q; cin >> x0 >> y0 >> x1 >> y1 >> x2 >> y2; st1.push_back({x0, y0}); st1.push_back({x...
1
#include <bits/stdc++.h> using namespace std; int main() { int i, n, x, sum = 0, mn = 1000000000; scanf("%d", &n); for (i = 0; i < n; i++) { scanf("%d", &x); if (x > 0) { sum += x; if (x % 2 == 1) { if (x < mn) mn = x; } } else { x = -x; if (x % 2 == 1) { ...
2
#include <bits/stdc++.h> using namespace std; bool test_cases_exist = false; void solve() { long long int i, j, n, m, pos, k, y, x, weigh, ans, sum, maxi, mini; long long int q; cin >> q >> x; vector<long long int> available(x, 0); ans = 0; while (q--) { cin >> k; k %= x; available[k]++; whi...
4
#include <bits/stdc++.h> using namespace std; int main() { int h1, a1, c1, h2, a2; cin >> h1 >> a1 >> c1 >> h2 >> a2; vector<string> res; while (h2 > 0) { if (h1 > a2 || h2 <= a1) { res.push_back("STRIKE"); h2 -= a1; } else { res.push_back("HEAL"); h1 += c1; } h1 -= a2; ...
2
#include <cstdio> using namespace std; int total; int ls[10]; int vs[2]; int main() { while (1) { total = 0; for (int i=0; i<10; i++) { if (scanf("%d", &ls[i]) != 1) return 0; getchar(); total += ls[i]; } scanf("%d,%d", &vs[0], &vs[1]); double p = (double(vs[0])/(vs[0]+vs[1]))...
0
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { ll A, B, K; cin >> A >> B >> K; cout << max(0ll, A - K) << " " << max(0ll, min(B, A + B - K)) << "\n"; return 0; }
0
#include <bits/stdc++.h> using namespace std; long long int N = 1e9 + 7; long long int r, g, b; vector<long long int> cr, cg, cb; long long int dp[204][204][204]; long long int f(long long int x, long long int y, long long int z) { if (dp[x][y][z] != -1) { return dp[x][y][z]; } if ((x == r + 1 && y == g + 1) ...
4
#include <bits/stdc++.h> using namespace std; int main() { long m, n; vector<vector<bool>> A; bool IsOK = true; cin >> m >> n; A.resize(m, vector<bool>(n, false)); for (long i = 0, s, x; i < m && IsOK; ++i) { cin >> s; while (s--) { cin >> x; A[i][--x] = true; } for (long j = 0; ...
5
#include <bits/stdc++.h> using namespace std; double EPS = 1e-9; long long INF = 1000000000000000005ll; double PI = acos(-1); inline string IntToString(long long int a) { char x[100]; sprintf(x, "%lld", a); string s = x; return s; } inline long long int StringToInt(string a) { char x[100]; long long int res...
3
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> A(n); for (int i = 0; i < n; i++) cin >> A[i]; vector<int> memo(n, 0); vector<bool> memo2(n, false); for (int i = n - 2; i >= 0; i--) { if (!memo2[A[i + 1] - 1]) { memo2[A[i + 1] - 1] = true; memo[i] = ...
3
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; for (int i = 1; i <= n; i++) { if (i % 2 == 1) { for (int j = 1; j <= m; j++) { cout << '#'; } } else { if ((i / 2) % 2 == 1) { for (int j = 1; j < m; j++) { cout << '.'; ...
1
#include <bits/stdc++.h> using namespace std; int main() { int64_t A, B, C; cin >> A >> B >> C; cout << ((A == B && B == C) ? "Yes" : "No") << endl; }
0
#include <bits/stdc++.h> using namespace std; int a[200000 + 5]; map<int, pair<pair<int, int>, pair<int, int> > > s; priority_queue<int> Q; int fa(int x) { int y = 1; while (y < x) y <<= 1; return y - x; } int main() { int n, i, j; scanf("%d", &n); for (i = 1; i <= n; i++) { scanf("%d", &a[i]); Q.pu...
5
#include <bits/stdc++.h> using namespace std; int ans; const int N = 300007; vector<pair<int, int> > mas; int cnt[N], ptr[N]; void solve() { int n, q; scanf("%d%d", &n, &q); int ct = 0; while (q--) { int ty; scanf("%d", &ty); if (ty == 1) { int x; scanf("%d", &x); mas.push_back(mak...
3
#include <bits/stdc++.h> using namespace std; long long N, H, i, j, be[200005], en[200005], ANS; long long st, dr, mid, P, sum, X; map<long long, long long> S; int main() { cin >> N >> H; ANS = H; for (i = 1; i <= N; i++) { cin >> be[i] >> en[i]; ANS = max(ANS, H + en[i] - be[i]); if (i == 1) continue...
4
#include<iostream> #include<cstdio> #include<cmath> #include<cassert> #define REP(i,s,n) for(int i=s;i<n;++i) #define rep(i,n) REP(i,0,n) using namespace std; int h,w,e[10][10]; int main() { while( cin >> h >> w, h|w ) { rep(i,h) rep(j,w) cin >> e[i][j]; int maxi = 0; rep(y1,h) if( y1+2 < h ) { ...
0
#include <cstdio> #include <vector> using namespace std; using ll = long long; const ll inf = 4e18; ll n, t, q; ll a[123456]; bool d[123456]; ll x[1000]; vector<ll> talkp; ll place[123456]; inline ll mean(ll a, ll b) { return a/2 + b/2; } int main() { scanf("%lld %lld %lld", &n, &t, &q); a[0] = -inf; d[0] = tr...
0
#include <bits/stdc++.h> using namespace std; const long long INF = 1e18, MAXN = 2e5 + 100; multiset<pair<long long, long long> > s[4]; long long a[MAXN], b[MAXN], fav, n, p[MAXN], m; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); ; cin >> n; for (long long i = 0; i < n; i++) cin >> p[i]...
2
#include <bits/stdc++.h> using namespace std; char gap = 32; template <typename T> ostream &operator<<(ostream &os, const vector<T> &v) { os << '{'; for (const auto &x : v) os << gap << x; return os << '}'; } template <typename A, typename B> ostream &operator<<(ostream &os, const pair<A, B> &p) { return os << ...
1
#include <cstdio> #include <iostream> #include <string> #include <sstream> #include <stack> #include <algorithm> #include <cmath> #include <queue> #include <map> #include <set> #include <cstdlib> #include <bitset> #include <tuple> #include <assert.h> #include <deque> #include <bitset> #include <iomanip> #include <limit...
0
#include <bits/stdc++.h> using namespace std; inline int qr() { int f = 0, 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 - 48; c = getchar(); } return f * fu; } const int N = 3e5 +...
3
#include <bits/stdc++.h> using namespace std; signed main() { ios::sync_with_stdio(0); cin.tie(0); long long t; cin >> t; while (t--) { long long a1, b1, a2, b2; cin >> a1 >> b1 >> a2 >> b2; bool flag = 0; if (a1 == a2) flag |= (b1 + b2) == a1; if (a1 == b2) flag |= (b1 + a2) == a1; if...
2
#include <bits/stdc++.h> using namespace std; const static int N = 1e5 + 7; const static int M = 1e5 + 7; const int static inf = 1e9; int p[N][2]; int c[M][3]; int pNum[M]; int pp[2 * N + 6 * M][4], pi; int ppBak[2 * N + 6 * M][4]; int ss[M]; int cc[M]; int lev[M]; int startPoint, endPoint; char ansColor[N]; void addE(...
4
#include<bits/stdc++.h> using namespace std; int main() { string a,b,c; cin >> a >> b >> c; puts(a[a.size()-1]==b[0] && b[b.size()-1]==c[0] ? "YES" : "NO"); }
0
#include <bits/stdc++.h> int b[100001], s[100001]; using namespace std; int main() { int n, t; scanf("%d %d", &n, &t); char c; int p, q, co = 0; set<int> st; for (int i = 0; i < n; i++) { scanf("%c", &c); scanf("%d", &p); scanf("%d", &q); cin >> c >> p >> q; if (c == 'B') b[p] += q...
2
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:1024000000,1024000000") using namespace std; const long long mod = 1000000007; int n; int num[200005], used[200005]; int find(int be, int flag) { for (int i = be; i <= n; i++) { if (flag == 0) { if (num[i] == 0) return i; } else { if (num[i]...
3
#include <bits/stdc++.h> using namespace std; string s; int nr1, nr2; map<pair<int, int>, bool> Map; int NR; int nr11; int main() { cin >> s; for (int i = 0; i < s.size(); i++) { if (s[i] == ')') continue; nr2 = 0; nr1 = 1; nr11 = 1; for (int j = i + 1; j < s.size(); j++) { if (s[j] == '('...
1
#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a==b&&a!=c||b==c&&b!=a||c==a&&c!=b){ cout<<"Yes"; } else{ cout<<"No"; } return 0; }
0
#include <bits/stdc++.h> using namespace std; int dp[30004][505], gem[30004]; int main() { int i, j, n, d, x, m, p, ans = 0; cin >> n >> d; for (i = 1; i <= n; i++) { cin >> x; gem[x]++; } for (i = 0; i <= 30000; i++) for (j = 0; j <= 500; j++) dp[i][j] = -1; ans = dp[d][250] = gem[d]; for (i ...
3
#include <bits/stdc++.h> using namespace std; const int dirx[] = {-2, -1, 1, 2, 1, -1}; const int diry[] = {0, 1, 1, 0, -1, -1}; inline void debugMode() {} int n, a[200100], b[200100], dp[200100], cnt, curr, cc; bool u = 0; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; n++; f...
3
#include <bits/stdc++.h> using namespace std; pair<long long, long long> a[500]; int main() { long long n, x, y; scanf("%I64d", &n); for (int i = 0; i < n; i++) scanf("%I64d%I64d", &x, &y), a[i] = make_pair(y, x); sort(a, a + n); int t, p = 0; scanf("%d", &t); long long sum = 0, s; y = 0; for (int...
3
#include <bits/stdc++.h> int main() { long long int n, m, i, c; scanf("%I64d %I64d", &n, &m); int a[m]; for (i = 0; i < m; i++) scanf("%I64d", &a[i]); c = a[0] - 1; for (i = 0; i < m - 1; i++) { if (a[i + 1] < a[i]) { c += n - a[i] + a[i + 1]; } else { if (a[i + 1] > a[i]) c += a...
2
#include <iostream> #include <queue> #include <algorithm> #include <cstdlib> #include <string> #include <vector> #include <cstring> #include <cmath> #include <sstream> using namespace std; inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;} template<class T> inline string toString(T x) {ostrings...
0
#include <bits/stdc++.h> using namespace std; #define FastIO ios_base::sync_with_stdio(false),cin.tie(NULL); #define dbg cout<<"-------------------------\n" #define endl "\n" #define rep(i,a,b) for(int i=a;i<=b;i++) #define irep(i,a,b) for(int i=a;i>=b;i--) #define ip(V,n)...
2
#include <bits/stdc++.h> int n, len; int a[100005]; int f[100005]; using namespace std; int main() { scanf("%d", &n); for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); f[a[i]] = f[a[i] - 1] + 1; len = max(len, f[a[i]]); } printf("%d", n - len); return 0; }
1
#include <iostream> using namespace std; int main(){ int h,w; cin >> h >> w; string s; for(int i=0;i<h;i++){ cin >> s; cout << s << endl << s << endl; } return 0; }
0
#include <iostream> #include <algorithm> #include <cstring> #include <cstdio> #include <string> #include <vector> #include <cmath> #include <queue> #include <stack> #include <map> using namespace std; typedef long long ll; int t, n; ll c[200000 + 10]; ll a[200000 + 10]; ll b[200000 + 10]; ll ans, mark; ll dp[200000 ...
3
#include <bits/stdc++.h> using namespace std; const int MOD = 1e9 + 7; const int MAXN = 1e5 + 5; const int oo = 1e9 + 10; int n; int Prime_Divisor[9]; int Prime_Count = 0; int calc(int cur, vector<long long> &a, vector<long long> &tree, int rootChildren_Num, int rootChildren_Sum) { if (cur == a.size()) r...
5
#include <bits/stdc++.h> struct point { int x; int y; }; point loc(int m, int a) { point res; res.x = a / m; res.y = a % m; if (res.y == 0) res.x--; return res; } int main() { int n, m, a, b; while (scanf("%d%d%d%d", &n, &m, &a, &b) != EOF) { point st, ed; st = loc(m, a); ed = loc(m, b); ...
1
#include <bits/stdc++.h> using namespace std; template <class T> void maximize(T &x, T y) { if (x < y) x = y; } template <class T> void minimize(T &x, T y) { if (x > y) x = y; } int n, m, t; vector<int> a, b; int d[100005], z[100005], rig[100005]; int s[2 * 100005]; int sum(int l, int r) { int ret = s[r]; if (l...
4
#include "bits/stdc++.h" #include<unordered_map> #include<unordered_set> #pragma warning(disable:4996) using namespace std; int sum=0; vector<int> solve(bitset<13>&used, vector<int>&nums) { if (used.count() == 13) { return vector<int>{-1}; } else { for (int i = 0; i < 13; ++i) { if (!used[i]) { if (sum ...
0
#include <bits/stdc++.h> using namespace std; using ll = long long; int main() { cin.tie(0); ios_base::sync_with_stdio(0); ll d, k, a, b, t; cin >> d >> k >> a >> b >> t; if (d <= k) { cout << d * a; return 0; } ll posib = d / k; if (!(d % k)) { --posib; } posib = posib * t + d * a; po...
4