solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; void solve() { int a[100]; int n, i; scanf("%d", &n); getchar(); for (i = 0; i < n; i++) { a[i] = getchar() - '0'; } for (i = 0; i < n; i++) { if (a[i] == 1 || a[i] == 4 || a[i] == 6 || a[i] == 8 || a[i] == 9) { printf("%d\n%d\n", 1, a[i]); ...
2
#include <bits/stdc++.h> using namespace std; using ll = long long; int main(){ int N; cin >> N; vector<ll> A(N,0); ll sum = 0; for(int i=0;i<N;i++){ cin >> A[i]; sum += A[i]; } sum -= 2*A[0]; ll ans = abs(sum); for(int i=1;i<N-1;i++){ sum -= 2*A[i]; ans = min(ans,abs(sum)); } cou...
0
#include <bits/stdc++.h> using namespace std; int main() { int n, a, x, b, y; cin >> n >> a >> x >> b >> y; int p = a; int q = b; for (int i = 0; i < n; i++) { if (p == x || q == y) break; if (p != q) { p++; q--; } if (p == n + 1) { p = 1; } if (q == 0) { q = n;...
1
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, x, y; cin >> a >> b >> c >> d >> x >> y; c = c - a; d = d - b; if (c % x == 0 && d % y == 0 && (abs(c / x) % 2) == (abs(d / y) % 2)) cout << "YES"; else cout << "NO"; }
1
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; const int maxn = 5e3 + 10; int f[2][maxn][2], g[2][maxn][2]; char s[maxn]; int Mod(int x) { while (x >= mod) x -= mod; while (x < 0) x += mod; return x; } int main() { int n; scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%s", s + ...
3
#include <bits/stdc++.h> using namespace std; int v[100010]; char test[100010]; long long dp[100010][2]; int main() { int n; scanf("%d", &n); for (int i = 1; i <= n; ++i) { scanf("%d", &v[i]); } string old0; string old1; for (int i = 1; i <= n; ++i) { dp[i][1] = 1e15; dp[i][0] = 1e15; } in...
3
#include <bits/stdc++.h> using namespace std; using pii = pair<long long, long long>; signed main() { long long q; cin >> q; while (q--) { long long a, b; cin >> a >> b; if (b < a) swap(a, b); long long t = b - a; long long ans = 0; if (t >= 5) { ans += t / 5; t -= (t / 5) * 5;...
1
#include <bits/stdc++.h> using namespace std; int gcd(int a, int b) { return b == 0 ? a : gcd(b, a % b); } int main() { int n; cin >> n; int a[100005]; for (int i = 0; i < n; i++) cin >> a[i]; sort(a, a + n); int inter = a[1] - a[0]; for (int i = 2; i < n; i++) { inter = gcd(inter, a[i] - a[i - 1]); ...
2
#include <bits/stdc++.h> #define loop(i, a, n) for (int i = a; i < (int) n; i++) #define rep(i, n) loop(i, 0, n) using namespace std; int INF = 1e9; int main() { int N; cin >> N; vector<int> minChar(256, INF); vector<int> dp(N); rep(i, N) { string w; cin >> w; if (i == 0) { dp[i] = 1; ...
0
#include <iostream> #include <cstring> #include <cstdio> using namespace std; const int MAX_N = 30001; int L[MAX_N], R[MAX_N], sum[MAX_N]; int n, m, w, h, s; int bin_search_line(double x, double y) { int l = 0, r = m, line = 0; while (l <= r) { int mid = (l + r) >> 1; if ((y - L[mid]) * w > x * (R[mid] - L[mid...
0
#include <bits/stdc++.h> #define ll long long #define ld long double #define pii pair<int, int> #define F first #define S second #define pb push_back const int P = 1e9+7; using namespace std; int n; string s; ll dp[3030][3030]; int main(){ cin >> n >> s; dp[0][0] = 1; int m = s.size(); for(int i=0; i<m; i++)...
0
#include <bits/stdc++.h> using namespace std; const double pi = acos(-1.0); const double eps = 1e-5; const int oo = 0x3f3f3f3f; template <class T> inline void checkmin(T &a, T b) { if (b < a) a = b; } template <class T> inline void checkmax(T &a, T b) { if (b > a) a = b; } template <class T> inline T sqr(T x) { r...
1
#include <bits/stdc++.h> using namespace std; const long long int MAX = -1000000000000000000; const long long int MIN = 1000000000000000000; const long long int inf = 1000000000; const long long int KOK = 100000; const long long int LOG = 30; const long long int li = 5005; const long long int mod = 1000000007; long lon...
3
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); long long n; cin >> n; for (int i = 0; i < n; ++i) { long long x; cin >> x; if (x % 2 == 0) { cout << x * 4 + 1 << '\n'; } else if (x % 4 == 1) cout << 2 * x + 1 << '\n'; else ...
2
#include <bits/stdc++.h> using namespace std; int n, m, i, cnt; char s[50005]; bool flag; int main() { gets(s); n = strlen(s); cnt = 1; while (cnt <= (n >> 1)) { m = 0; flag = false; for (i = 0; i < n - cnt; i++) { if (s[i] == s[i + cnt]) m++; else m = 0; if (m == c...
4
#include <bits/stdc++.h> using namespace std; int main() { int k, cent; cin >> k; vector<int> a(12); for (int i = 0; i < 12; i++) { cin >> a[i]; } sort(a.begin(), a.end()); int ind = 0, sum = 0; for (int i = 11; i >= 0; i--) { sum += a[i]; if (sum < k) { ind++; } else { break...
1
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; const int w[4][2] = {{-1, 0}, {0, -1}, {1, 0}, {0, 1}}; int R, a[4], rp[4], tmp, n, sz, id[110][110], fr, p[10010][110], slv[110][110], num[110], val[110], mn, pl, ans; int POW(int x, int y) { int tot = 1; while (y) y& 1 ? tot = 1ll * to...
5
#include <iostream> #include <cmath> #include <algorithm> using namespace std; int main(){ double n; while(cin >> n , n >= 0){ string ans = "",tmp = ""; int integer = n; n -= integer; while(integer){ tmp += (integer % 2) + '0'; integer /= 2; } int len = (int)tmp.size(); ...
0
#include <bits/stdc++.h> using namespace std; pair<int, int> calc(int num) { int ones = 0, length = 1; while (num > 1) { if (num % 2 != 0) ones++; num /= 2; length++; } if (num == 1) ones++; return pair<int, int>(length, ones); } int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);...
2
#include<bits/stdc++.h> using namespace std; int N,Q; string s; vector<char> t(200009),d(200009); int lb,ub,LB,UB; bool C(int x){ for(int i=0;i<Q;i++){ if(s[x]==t[i]){ if(d[i]=='L')x--; else x++; } if(x<0)return false; if(x>=N)return true;; } return true; } bool Cc(int x){ for(int ...
0
#include <bits/stdc++.h> using namespace std; bool common(int x, int y) { while (x) { int yy = y; while (yy) { if (yy % 10 == x % 10) return true; yy /= 10; } x /= 10; } return false; } int main() { int x; cin >> x; int cnt = 0; for (int i = 1; i <= sqrt(x); i++) { if (x % ...
2
#include<iostream> #include<algorithm> using namespace std; #define REP(i,b,n) for(int i=b;i<n;i++) #define rep(i,n) REP(i,0,n) #define PUT 0 #define REMOVE 1 #define CHECK_PLANE 2 int cnt; int m[10][10]; int ans[10][10]; bool is_origin[10][10]; bool make_rect(int now,int x,int y,int width,int height,int flag, ...
0
#include <iostream> #include <vector> #include <algorithm> #include <cstdio> #include <cstdlib> #include <cstring> #include <cctype> using namespace std; int idx; string s; int solve(){ if(isdigit(s[idx])){ string tmp = ""; while(isdigit(s[idx])){ tmp += s[idx]; idx++; } return atoi(tmp....
0
#include <bits/stdc++.h> using namespace std; const long long mod = 998244353; const double eps = 1e-9; int main() { int n, k, i; cin >> n >> k; vector<int> s(n); for (i = 0; i < n; ++i) cin >> s[i]; sort(s.begin(), s.end()); int l = 0, r = 0, d = 0; vector<vector<int> > dp(n + 1, vector<int>(k + 1, 0)); ...
5
#include <bits/stdc++.h> using namespace std; int A[2001][30], k, n, p; vector<int> C[30]; int B[2001][101]; string a, aux; char c; int find_row(void) { int i = 0; while (A[i][c - 'a'] < p) { p -= A[i][c - 'a']; i++; } A[i][c - 'a']--; return i; } int find_colum(int row) { int rst = 0; while (p) ...
3
#include <bits/stdc++.h> using namespace std; using namespace std::chrono; const long long int mod = 1000000007ll; const long long int smod = 998244353ll; const long long int inf = 10000000000000007ll; const double eps = 1e-10; struct less_key { bool operator()(const std::pair<long long int, long long int> &left, ...
4
#include <bits/stdc++.h> using namespace std; int N, a[109]; long long answer, K; vector<int> ds; void addSegm(long long st, long long dr) { long long sus = K, jos = N; for (int i = 1; i <= N; i++) sus += a[i], jos += (a[i] - 1) / st; long long Lim2 = sus / jos; if (Lim2 >= st) { if (dr < Lim2) Lim2 = dr; ...
3
#include <bits/stdc++.h> using namespace std; int main(){ long N, K, i, ans=0; cin >> N >> K; vector<long> H(N); for(i=0; i<N; i++){ cin >> H[i]; } sort(H.begin(), H.end()); for(i=0; i<N-K; i++){ ans+=H[i]; } cout << ans << "\n"; }
0
#include <bits/stdc++.h> using namespace std; int main() { string s; vector<int> v; stack<int> st; vector<string> S; getline(cin, s); int up = 0, pos = 0; for (int i = 0; i < s.size() - 1; i++) { if (s[i] == ':') { if (!up) v.push_back(v.size()); else v.push_back(-1); ...
3
#include<stdio.h> char x[10]; int main(){ scanf("%s",x); if(x[0]==x[1]&&x[1]==x[2]){ printf("No"); return 0; } printf("Yes"); }
0
#include <bits/stdc++.h> using namespace std; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long int t; cin >> t; while (t--) { long long int n; cin >> n; string a, b; cin >> a >> b; if (a == b) { cout << "0\n"; continue; } long long int corr = ...
3
#include <iostream> #include <sstream> #include <cstdio> #include <cstdlib> #include <cmath> #include <ctime> #include <cstring> #include <string> #include <vector> #include <stack> #include <queue> #include <deque> #include <map> #include <set> #include <bitset> #include <numeric> #include <utility> #include <iomanip>...
0
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); int t; cin >> t; while (t--) { int n; cin >> n; long long int a[n]; long long int c = 0, pos = 0; for (int i = 0; i < n; i++) { cin >> a[i]; if (a[i] % 2 == 0) { c = ...
1
#include <bits/stdc++.h> #define ll long long #define pb push_back #define xx first #define yy second #define all(x) x.begin(),x.end() #define rall(x) x.rbegin(),x.rend() #define sz(x) x.size() #define pii pair<int,int> #define en '\n' #define sp ' ' #define smin(a, b) a = min(a, b) #define smax(a, b) a = max(a, b) usi...
2
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 7; const int M = 1e5 + 7; const int inf = 0x3f3f3f3f; const long long INF = 0x3f3f3f3f3f3f3f3f; const int mod = 1e9 + 7; int head[N], s[N], ans[N], flow[N], tot, n, m, sum; bool vis[N]; struct Edge { int to, id, nx; } edge[N << 1]; void add(int u, int ...
6
#include <bits/stdc++.h> using namespace std; #pragma GCC optimize("Ofast") long long a[100000], b[1000000], n, k; bool f(long long no) { long long sum = 0; for (long long i = 0; i < n; i++) { if (b[i] < no * a[i]) sum += (no * a[i] - b[i]); if (sum > k) return 0; } return 1; } int32_t main() { cin >>...
4
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < n; i++) int f(int a) { if (a == 0) return 0; return f(a % __builtin_popcount(a)) + 1; } int main() { int n; string x_; cin >> n >> x_; vector<int> x(n); int pc_ = 0; rep(i, n) { x[i] = x_[i] - '0'; pc_ += x[i];...
0
#include <bits/stdc++.h> using namespace std; int parent[1001]; int main() { int N, K; cin >> N >> K; int arr[N]; for (int i = 0; i < N; i++) cin >> arr[i]; long long int ans = K; for (int i = 0; i < N - 1; i++) { int buys = K / arr[i]; int bacha = K % arr[i]; for (int j = i + 1; j < N; j++) { ...
2
#include <bits/stdc++.h> using namespace std; long long int dp[100005][2]; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long int n; cin >> n; vector<long long int> v(n), v1(n); for (long long int i = 0, temp; i < n; i++) { cin >> v[i]; } for (long long int i =...
3
#include <bits/stdc++.h> using namespace std; struct dsu { vector<int> P, rank; dsu(int n) : P(n), rank(n) { for (int i = 0; i < n; i++) { P[i] = i; rank[i] = 0; } } int fnd(int i) { if (i != P[i]) P[i] = fnd(P[i]); return P[i]; } void join(int x, int y) { int PX = fnd(x); ...
4
#include <bits/stdc++.h> using namespace std; template <class T> ostream& operator<<(ostream& out, vector<T>& v) { out << "["; for (auto k : v) out << k << " "; out << "]" << "\n"; return out; } template <class T> ostream& operator<<(ostream& out, set<T> s) { out << "{"; for (auto k : s) out << k << "...
5
#include <bits/stdc++.h> using namespace std; int main() { long long int k, l, i = 0; cin >> k >> l; while (pow(k, i) != l) { i++; if (pow(k, i) > l) { i = -1; break; } } if (i == -1) cout << "NO"; else cout << "YES" << endl << i - 1; }
1
#include <bits/stdc++.h> using namespace std; void solve() { int n; cin >> n; set<int> s; int len = 0; bool flag = false; for (int i = 0; i < n; i++) { int k; cin >> k; len = s.size(); s.insert(k); if (s.size() == len) flag = true; } if (flag) cout << "YES" << "\n"; el...
2
#include <bits/stdc++.h> using namespace std; const int N = -1; vector<long long> v, ac; long long fsoma(int l, int r) { if (l > r) return 0; return ac[r + 1] - ac[l]; } int main() { int n; cin >> n; long long x; for (int i = 0; i < n; i++) scanf("%lld", &x), v.emplace_back(x); sort((v).begin(), (v).end()...
2
#include <bits/stdc++.h> using namespace std; int a[5]; bool d[803][803], d3[301][301][301], l[350][350]; int main() { int n; cin >> n; for (int i = 0; i < n; i++) cin >> a[i]; if (n == 1) { if (a[0] == 0) cout << "BitAryo"; else cout << "BitLGM"; return 0; } d[0][0] = 0; for (int ...
4
#include <bits/stdc++.h> using namespace std; int main() { long long p[32]; p[0] = 1; for (int i = 1; i < 32; i++) p[i] = p[i - 1] * 2; long long n, a, cnt = 0; map<long long, vector<long long>> mpv; vector<long long> vi; cin >> n; for (int i = 0; i < n; i++) { cin >> a; vi.push_back(a); mpv...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; while ((n % 10 + (n / 10) % 10 + (n / 100) % 10 + (n / 1000) % 10) % 4 != 0) { n++; } cout << n; return 0; }
1
#include<cstdio> #include<cstring> #include<cctype> #include<algorithm> #define RG register #define file(x) freopen(#x".in", "r", stdin), freopen(#x".out", "w", stdout) #define clear(x, y) memset(x, y, sizeof(x)) #define int long long inline int read() { int data = 0, w = 1; char ch = getchar(); while(ch != '-...
0
#include <bits/stdc++.h> using namespace std; int len, k; string str; int main() { cin >> len >> k; cin >> str; cout << len << endl; string ans = ""; for (int i = 0; i < len; i++) { ans += str[i % k]; } if (ans < str) { for (int i = k - 1; i >= 0; i--) { if (str[i] == '9') { str[i] =...
3
#include<cstdio> #include<cmath> #define ll long long int main() { ll a,b,c; scanf("%lld%lld%lld",&a,&b,&c); c-=(a+b); ll sq=sqrtl(4*a*b); if(c>sq) printf("Yes"); else printf("No"); return 0; }
0
#include <iostream> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <climits> #include <vector> #include <string> #include <queue> #include <deque> #include <list> #include <stack> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <algorithm> #de...
0
#include <bits/stdc++.h> using namespace std; double PI = 3.141592653589793; void solve() { long long n, a, b; cin >> n >> a >> b; n *= 6; vector<pair<long long, long long> > proc; proc.push_back({n, n}); for (long long i = n - 1; i > 0;) { long long k = (n + i - 1) / i; long long lo = (n + k - 1) /...
2
#include <bits/stdc++.h> using namespace std; #define rep(i,n) for(int i=0;i<(n);i++) using ll=long long; const ll MOD=1000000007,MOD2=998244353; int main() { int N; cin>>N; string S; cin>>S; int ans=0; for(int i=1;i<N;i++){ int count=0,now=0; rep(j,N-i){ if(S.at(j...
0
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector<int> a(n), b(n); for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n; i++) cin >> b[i]; int Z = 1000000; vector<int> p(Z, -999999); p[Z / 2] = 0; for (int i = ...
3
#include <bits/stdc++.h> using namespace std; map<int, int> mp; int x[500005]; int y[500005]; char a[500005]; int main() { int n; cin >> n; int x1, y1; cin >> x1 >> y1; char a1, a2, a3, a4, a5, a6, a7, a8; long long x2 = 9999999999, x3 = -9999999999, y2 = 9999999999, y3 = -9999999999, x4 = -9999...
4
#include <bits/stdc++.h> using namespace std; int cube[6][4]; int copyCube[6][4]; bool check() { int fullSides = 0; for (int i = 0; i < 6; i++) { int count = 1; for (int j = 1; j < 4; j++) { if (copyCube[i][j] == copyCube[i][j - 1]) count++; } if (count == 4) fullSides++; } if (fullSides =...
3
#include "bits/stdc++.h" #include<unordered_map> #include<unordered_set> #pragma warning(disable:4996) using namespace std; using ld = long double; template<class T> using Table = vector<vector<T>>; typedef int Weight; struct Edge { int src, dst; Weight weight; Edge(int src_, int dst_, Weight weight_) : src(src_),...
0
#include <bits/stdc++.h> using namespace std; const long long INF = 0x3f3f3f3f; const long long MOD = 1e9 + 7; const long double eps = 1e-9; const long double PI = acos(-1.0); long long n; inline long long read() { long long s = 0, w = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (ch == '-') w = ...
3
#include <bits/stdc++.h> using namespace std; using ll = long long; using ull = unsigned long long; using ld = long double; ll a[123456]; void solve() { int n; cin >> n; for (int i = 1; i <= n; ++i) cin >> a[i]; int ans = 0; if (n == 1) ans = 1; else { int reset_len = 2; for (int i = 3; i <= n; ...
2
#include <bits/stdc++.h> using namespace std; const int kMaxN = 500; int n; double h, f; inline int sgn(double x) { if (fabs(x) < 1E-7) return 0; if (x > 0.0) return 1; return -1; } struct Point { double x, y; Point() {} Point(double x_, double y_) : x(x_), y(y_) {} }; Point operator+(const Point &a, const ...
5
#include<iostream> using namespace std; #define MAX 1000000 typedef long long llong; int m, k; llong T[MAX]; int check(llong p) { int i = 0; for (int j = 0; j < k; j++ ) { llong s = 0; while( s + T[i] <= p ) { s += T[i]; i++; if (i == m ) return m; } } return i; } int solve() { llong left = 0; llong right = 10000...
0
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { int n; cin >> n; int a[n]; int freq[101] = {0}; for (int i = 0; i < n; i++) { cin >> a[i]; freq[a[i]] += 1; } int ans = 0; int i; int f = 0; for (i = 0; i <= 100; i++) { ...
1
#include <bits/stdc++.h> using namespace std; string s = ""; string ans = ""; int n = s.size(); bool check(int pos) { if (pos == 0) return true; if (islower(s[pos])) return false; else return check(pos - 1); } int main() { cin >> s; auto str = s.c_str(); int n = s.size(); bool upFlag = false, lowF...
1
#include <bits/stdc++.h> using namespace std; void help() { int n, k; cin >> n >> k; map<int, vector<int>> mp; for (int i = 0; i < n; i++) { int x; cin >> x; if (mp[x].size() < k) mp[x].push_back(i); } vector<int> ans(n, 0); int m = 0; for (auto i : mp) { m += i.second.size(); } m -=...
2
#include <bits/stdc++.h> using namespace std; using INT = long long; using pii = pair<int, int>; using pi3 = pair<int, pii>; int n, m; int nxt[100010]; int a[100010], b[100010]; set<pii> A, B; set<pi3> ans; int calc_max(int u, set<pair<int, int> > &st) { auto it = st.upper_bound({m - 1 - u, n + 100}); if (it == st....
5
#include<iostream> #include<string> using namespace std; int main() { int m, g; int n; while (cin >> n&&n != 0) { m = 0; g = 0; string a; bool l = true; for (int i = 0; i < n; i++) { cin >> a; if (a == "A") { m++; } else if(a=="Un"){ m--; } if (m<0) { l = false; } } if ...
0
#include <iostream> #include <iomanip> #include <cmath> using namespace std; double x[1100], y[1100]; void init() { x[0] = y[0] = 0.0; x[1] = 1.0; y[1] = 0.0; for (int i = 2; i < 1100; i++) { double d = sqrt(x[i - 1] * x[i - 1] + y[i - 1] * y[i - 1]); double dx = -y[i - 1] / d; ...
0
#define _USE_MATH_DEFINES #define INF 0x3f3f3f3f #define LINF 0x3f3f3f3f3f3f3f3f #include <cstdio> #include <iostream> #include <sstream> #include <cmath> #include <cstdlib> #include <algorithm> #include <queue> #include <stack> #include <limits> #include <map> #include <string> #include <cstring> #include <set> #inclu...
0
#include <bits/stdc++.h> using namespace std; int main() { int a, b, i; cin >> a; cin >> b; for (i = 1; a <= b; i++) { a = 3 * a; b = 2 * b; } cout << i - 1; return 0; }
1
#include <bits/stdc++.h> using namespace std; const int MOD = 998244353; const int seed = 233233; const int maxn = 100009; const int maxm = 35; int f[maxn][maxm], power[maxn], hashS[maxn], hashT[maxn]; char s[maxn], t[maxn]; int n, m, x, l, ans; void init() { power[0] = 1; for (int i = 1; i < maxn; i++) power[i] = ...
5
// READ & UNDERSTAND // ll, int overflow, array bounds, memset(0) // special cases (n=1?), n+1 (1-index) // do smth instead of nothing & stay organized // WRITE STUFF DOWN #include <bits/stdc++.h> using namespace std; #define fi first #define se second #define pb push_back #define all(x) (x).begin(), (x).end() #def...
0
#include<algorithm> #include<cstdio> using namespace std; const int mod=1e9+7; int n,m,fac[4000010],ifc[4000010],dp[2010][2010]; int pow(int k,int i) { int t=1; while(i) { if(i&1) t=1ll*t*k%mod; k=1ll*k*k%mod;i>>=1; } return t; } int C(int x,int y) { if(x<y) return 0; return 1ll*fac[x]*ifc[y]%mod*ifc[x-y]%mo...
0
#include <bits/stdc++.h> int len, n, m; char opt[2000005]; int dfs(int A, int B) { while (1) { if (A >= B) opt[++len] = 'T', A -= B; else opt[++len] = 'B', B -= A; if (!A || !B) return A ^ B; if (len > n) return -1; } } int ans = 0x7f7f7f7f, ansx, ansy; void work(int A, int B) { len = ...
2
#include <iostream> using namespace std; int main(){ int n; long a, max=-1000000, min=1000000, sum=0; cin >> n; for(int i=0; i<n; i++){ cin >> a; if(a>max) max = a; if(a<min) min = a; sum+=a; } cout << min << " " << max << " " << sum << endl; return 0; }
0
#include <bits/stdc++.h> #pragma GCC optimize "-O3" using namespace std; const long long ML = 1000; const int C = 3; const double PI = acos(-1.0); int rev(int x, int k) { int ans = 0; for (int i = 0; i < k; ++i) { ans = ans * 2 + (x & 1); x >>= 1; } return ans; } void fft(complex<double> *a, int k, int ...
4
#include <bits/stdc++.h> using namespace std; int const N = 200200; int n, m, a, b, t, Enter; pair<int, int> Seg[10 * N], Lazy[10 * N]; int Depth[N], In[N], Out[N], Arr[N]; vector<int> Tree[N]; void DFS(int u = 1, int p = -1) { In[u] = ++Enter; for (auto i : Tree[u]) if (i != p) { Depth[i] = Depth[u] + 1;...
5
#include <iostream> #include <string> #include <algorithm> #include <vector> using namespace std; long long c[100005]; int main() { long long k; long long n,i,a,b; cin >> n >> k; for(i=0; i<n; i++) { cin >> a >> b; c[a]+=b; } for(i=1; i<=100000; i++) { k-=c[i]; if(k<=0) { cout << i; break; } ...
0
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 10; const long long mod = 1e9 + 7; int n, k, m; map<int, int> id; int num[maxn]; int unlucky; long long quick_pow(long long a, long long p, long long n) { long long ret = 1; while (p) { if (p % 2 == 1) ret = ret * a % n; a = a * a % n; ...
3
#include <bits/stdc++.h> using namespace std; int main() { long long int n, k, i, a, f = 0, tw1 = 0, tw2 = 0; cin >> n >> k; for (i = 0; i < k; i++) { cin >> a; f += a / 4; a %= 4; if (a == 3) f++; else { if (a == 2) tw2++; if (a == 1) tw1++; } } long long int tt = 2 ...
2
#include <bits/stdc++.h> using namespace std; int main(){ int i, j, x, y, N, M; cin >> N >> M; string A[N], B[M]; for(i=0; i<N; i++){ cin >> A[i]; } for(i=0; i<M; i++){ cin >> B[i]; } int d=N-M; for(x=0; x<=d; x++){for(y=0; y<=d; y++){ for(i=0; i<M; i++){for(j=0; j<M; j++){ if(A[i+x][j+y]!=B[i][j]){i=M+1; break;} }} i...
0
#include <iostream> #include <algorithm> using namespace std; int main() { int a[7],m; int right[25]={0,2,3,5,4,1,4,6,3,1,2,6,5,1,5,6,2,1,3,6,4,2,4,5,3}; for(int i=1;i<7;i++) { cin>>a[i]; } cin>>m; for(int i=0;i<m;i++) { int top,front; cin>>top>>front; ...
0
#include "bits/stdc++.h" using namespace std; using ll = long long; using pii = pair<int,int>; using pll = pair<ll,ll>; template<typename T> int sz(const T &a){return int(a.size());} const int MN=601; int dist[MN]; bool used[MN]; int arr[MN][MN]; int main(){ cin.tie(NULL); ios_base::sync_with_stdio(false); ...
4
#include <bits/stdc++.h> using namespace std; int n, k, nlen; char name[110], des[110], ope[110]; bool flag, pos[110]; bool judge(int p) { p = p - nlen + 1; if (p < 0) return true; for (int i = 0; i < nlen; ++i) { if (des[p + i] == name[i]) continue; else return true; } return false; } boo...
4
#include <bits/stdc++.h> using namespace std; struct node { node(long long vl, int sz) { val = vl; size = sz; left = NULL; right = NULL; } unordered_map<int, int> upd1; unordered_map<int, int> upd2; long long val; int size; node *left, *right; }; struct str { node *root = NULL; void in...
6
/*BISMILLAH THE WHITE WOLF NO DREAM IS TOO BIG AND NO DREAMER IS TOO SMALL*/ #include<bits/stdc++.h> using namespace std; #define io ios_base::sync_with_stdio(false) #define ll long long #define ull unsigned long long #define vi vector<int> #define vll vector<long long> #define pb push_back #define mod 1000000007 #de...
0
#include <bits/stdc++.h> using namespace std; const int MAX = 1e5 + 20; struct edge { long long to, co; edge(long long a = 0, long long b = 0) : to(a), co(b) {} }; vector<edge> adj[MAX]; long long A[MAX], S[MAX]; long long dp[MAX]; long long c[MAX]; vector<int> childs[MAX]; int n; void dfs(int v, int pa, long long ...
4
#include <bits/stdc++.h> using namespace std; bool judge(int x) { int m = sqrt(x + 0.5); for (int i = 2; i <= m; i++) if (x % i == 0) return false; return true; } int main() { int n; cin >> n; if (judge(n)) cout << 1; else if (n % 2 == 0) cout << 2; else if (judge(n - 2)) cout << 2; el...
2
#include <bits/stdc++.h> using namespace std; const int MAXN = 1e5 + 7; char s[MAXN]; int main() { scanf("%s", s); int n = strlen(s), cnt1 = 0, pos = n; for (int i = n - 1; i >= 0; i--) { if (s[i] == '1') { s[i] = '#'; cnt1++; } if (s[i] == '2') pos = i; } for (int i = 0; i < pos; i++)...
2
#include <bits/stdc++.h> long long R = 7 + 1e9, NUMTESTCASE; const int NN = 10 + 1e5, MM = (1 << 8); const double pi = acos(-1.0); int di[4] = {1, 0, -1, 0}, dj[4] = {0, 1, 0, -1}, DI[8] = {1, 1, 0, -1, -1, -1, 0, 1}, DJ[8] = {0, 1, 1, 1, 0, -1, -1, -1}; using namespace std; long long n, p, x, k, Arr[NN][10], Memo[...
5
#include <bits/stdc++.h> using namespace std; int main() { int n, ans = 0; cin >> n; pair<int, int> xy[n]; bool puntos[2001][2001]; for (int i = 0; i < n; i++) { cin >> xy[i].first >> xy[i].second; xy[i].first += 1000; xy[i].second += 1000; puntos[xy[i].first][xy[i].second] = 1; } for (int...
2
#include <bits/stdc++.h> using namespace std; const int MM = 2e5 + 5; int n, k, a, b, q, pref[MM], suff[MM], cnt[MM]; void upd(int bit[], int x, int v) { for (; x < MM; x += x & -x) { bit[x] += v; } } int get(int bit[], int x) { int res = 0; for (; x > 0; x -= x & -x) res += bit[x]; return res; } int get(...
2
#include <bits/stdc++.h> using namespace std; void fast() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); } void Open() {} int main() { fast(); int t, n; cin >> t; while (t--) { cin >> n; vector<long long> v(n + 1); for (int i = 1; i <= n; i++) { cin >> v[i]; } ...
2
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0, f = 1, c = getchar(); while (!isdigit(c)) { if (c == '-') f = -1; c = getchar(); } while (isdigit(c)) { x = (x << 1) + (x << 3) + (c ^ 48); c = getchar(); } return f == 1 ? x : -x; } const int N = 5e5 + 4; int n, Q,...
6
#include <bits/stdc++.h> using namespace std; double abss(double a) { if (a < 0) return -a; return a; } int main() { long long ost = 1000000007; int n, k, m, d; cin >> n >> k; string s; cin >> s; vector<long long> x(k, 0); vector<bool> f(k, true); long long p = 1, q; m = s.length(); for (int i =...
5
#include <bits/stdc++.h> using namespace std; int32_t main() { int n; cin >> n; cout << 1 << ' ' << 0 << endl; if (n == 1) { cout << 0 << ' ' << 1 << ' ' << 1 << ' ' << 1 << endl; exit(0); } string color; cin >> color; int step = (1 << (n - 2)); int cur = 0; int fig = 1; for (int i = 1; i ...
3
#include <bits/stdc++.h> using namespace std; bool fight(int h1, int a1, int h2, int a2) { int d2; if (a2 <= 0 and a1 > 0) return true; if (a1 <= 0) return false; if (h2 % a1 == 0) d2 = h2 / a1; else d2 = h2 / a1 + 1; h1 = h1 - (d2 * a2); h2 = h2 - (d2 * a1); if (h1 > 0) return true; else ...
1
#include <bits/stdc++.h> using namespace std; int main() { int T; cin >> T; while (T--) { int a, b, c, d, k, minn, maxx; cin >> a >> b >> c >> d >> k; if (a % c != 0) minn = a / c + 1; else minn = a / c; if ((k - minn) * d >= b) { cout << minn << " " << k - minn; } else {...
1
#include<bits/stdc++.h> using namespace std; int n; int main(){ cin>>n; cout<<n*n*n; return 0; }
0
#include <bits/stdc++.h> using namespace std; const int INF = 2147483647; const long long LLINF = 9223372036854775807LL; int m; const int mod = 1000000007; struct matr { int a[60][60]; matr() { memset(a, 0, sizeof(a)); } }; matr mul(matr m1, matr m2) { matr res; for (int i = 0; i < m; ++i) for (int j = 0; j...
5
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); ios_base::sync_with_stdio(0); ; string s; cin >> s; vector<int> sol(s.size()); for (int i = 0; i < s.size(); i++) { int val = s[i] - '0'; sol[i] = val % 3; } int ans = 0; int sum = 0; int sumM...
4