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1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int INF = 2e9; const long long INFLL = 4e18L; const int MOD = 0; const int N = 3e5 + 3; const int BLUE = 1, RED = 2; int n, k; char init_state[N]; vector<int> has[N]; int color[N]; vector<int> adj_same[N], adj_diff[N]; struct DSU { vector<int> _leader, _size, _force...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; constexpr long long INF = 1LL << 60; constexpr int INF_INT = 1 << 25; constexpr long long MOD = 998244353; template <class T> using vec = vector<T>; template <class T> using vvec = vector<vec<T>>; template <class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; constexpr long long INF = 1LL << 60; constexpr int INF_INT = 1 << 25; constexpr long long MOD = 998244353; template <class T> using vec = vector<T>; template <class T> using vvec = vector<vec<T>>; template <class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int N = 3e5 + 5, inf = 1e9; int n, kk, s, x, k[N][2]; char ch[N]; int fa[N << 1], val[N << 1]; int find(int u) { return fa[u] ? fa[u] = find(fa[u]) : u; } void uni(int a, int b) { if (find(a) == find(b)) return; val[find(b)] += val[find(a)]; fa[find(a)] = find(b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 300005; int N, K, a[MAXN]; vector<int> V[MAXN]; char S[MAXN]; int f1[MAXN], v1[MAXN], f2[MAXN], chs[MAXN], ans; int get1(int x) { if (f1[x] != x) f1[x] = get1(f1[x]); return f1[x]; } void merge1(int x, int y) { x = get1(x), y = get1(y); if (x != y) ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n, m; char s[630000]; int fa[630000]; int val[630000]; vector<int> belong[630000]; int Push(int x) { return x; } int Unpush(int x) { return m + x; } int find(int x) { return x == fa[x] ? x : fa[x] = find(fa[x]); } void merge(int x, int y) { int u = find(x), v = find(y...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long sz[300009], par[300009]; long long res; long long n, k; std::vector<long long> pos[300009]; long long getparent(long long x) { if (par[x] == x) return x; return par[x] = getparent(par[x]); } void merge(long long x, long long y) { long long p1 = getparent(x);...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; template <typename T> void read(T& x) { x = 0; int fl = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (ch == '-') fl = -1; ch = getchar(); } while (ch >= '0' && ch <= '9') { x = (x << 1) + (x << 3) + ch - '0'; ch = getchar(); } x ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int test = 0; const int MAXN = 300009; const long long MOD = 119 << 23 | 1; class { public: vector<int> V[MAXN]; int fa[MAXN], cnt[MAXN]; int n, m; int findfa(int x) { if (fa[x] == x) return x; return fa[x] = findfa(fa[x]); } void merge(int x, int y) { ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long llINF = 2e18, llMOD = 1e9 + 7; const int INF = 2e9, MOD = 1e9 + 7, P = 179, N = 2e3 + 1, K = 23000, L = 18; const long double EPS = 1e-6, ldINF = 1e18, PI = acos(-1); template <typename T> inline void sort_uniq(vector<T>& v) { sort(v.begin(), v.end()); v...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long mod = 1000000007; const long long maxn = 300005; const long long inf = 1ll << 50; int ans = 0; bool init[maxn]; int par[maxn], sz[maxn], cnt[maxn][2], col[maxn]; vector<int> vec[maxn]; int find(int x) { if (par[x] == x) { return x; } par[x] = find(...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long llINF = 2e18, llMOD = 1e9 + 7; const int INF = 2e9, MOD = 1e9 + 7, P = 179, N = 2e3 + 1, K = 23000, L = 18; const long double EPS = 1e-6, ldINF = 1e18, PI = acos(-1); template <typename T> inline void sort_uniq(vector<T>& v) { sort(v.begin(), v.end()); v...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { a = find(a); b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct perem { int t = 0, l = 1, p = -1, q = 0; }; ifstream fin("AAtest.in.txt"); long long n, k, m, c, vas, cc = 300000; vector<long long> vv; string s; vector<vector<long long>> la; vector<perem> pr; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { a = find(a); b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct UF { vector<int> e; UF(int n) : e(n, -1) {} int find(int x) { return e[x] < 0 ? x : e[x] = find(e[x]); } bool join(int a, int b) { a = find(a), b = find(b); if (a == b) return false; if (e[a] > e[b]) swap(a, b); e[a] += e[b]; e[b] = a; ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long gcd(long long a, long long b) { if (b == 0) return a; return gcd(b, a % b); } long long n, k, pa[600010], ct[600010], siz[600010], ans = 0; vector<long long> g[300010]; string s; long long find(long long x) { if (x == pa[x]) return x; pa[x] = find(pa[x]); ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long mod = 1000000007; const long long maxn = 300005; const long long inf = 1ll << 50; int ans = 0; bool init[maxn]; int par[maxn], sz[maxn], cnt[maxn][2], col[maxn]; vector<int> vec[maxn]; int find(int x) { if (par[x] == x) { return x; } par[x] = find(...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n, m; char s[630000]; int fa[630000]; int val[630000]; vector<int> belong[630000]; int Push(int x) { return x; } int Unpush(int x) { return m + x; } int find(int x) { return x == fa[x] ? x : fa[x] = find(fa[x]); } void merge(int x, int y) { int u = find(x), v = find(y...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int maxn = 3e5 + 10; const int inf = 1e9; int d[maxn], fa[maxn]; int n, k; char s[maxn]; vector<int> vec[maxn]; int get(int x) { if (x == fa[x]) return x; return fa[x] = get(fa[x]); } void merge(int x, int y) { int fx = get(x), fy = get(y); if (fx != fy) { ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int val[300000 + 100], sum[300000 + 100][2], head[300000 + 100]; int f[300000 + 100]; vector<int> V[300000 + 100]; int n, k; int ans; int findd(int x) { if (f[x] == x) return x; int F = f[x]; f[x] = findd(f[x]); val[x] = val[x] ^ val[F]; return f[x]; } char s[3000...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct perem { int t = 0, l = 1, p = -1, q = 0; }; ifstream fin("AAtest.in.txt"); int n, k, m, c, vas, cc = 1000000; vector<int> vv; string s; vector<vector<int>> la; vector<perem> pr; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); cerr.tie(0); c...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int ans = 0; int val[600010], fa[600010]; int have[600010][2]; char str[600010]; int n, k; int find(int x) { return x == fa[x] ? x : (fa[x] = find(fa[x])); } int other(int u) { return u <= k ? u + k : u - k; } void update(int u, int x, int y) { ans -= min(val[u], val[othe...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int N = 3e5 + 5, inf = 1e9; int n, kk, s, x, k[N][2]; char ch[N]; int fa[N << 1], val[N << 1]; int find(int u) { return fa[u] ? fa[u] = find(fa[u]) : u; } void uni(int a, int b) { if (find(a) == find(b)) return; val[find(b)] += val[find(a)]; fa[find(a)] = find(b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> #define sz(x) (int)(x).size() #define all(x) (x).begin(), (x).end() using namespace std; typedef long long ll; typedef unsigned long long llu; typedef pair<int, int> pii; typedef pair<double, double> pdd; typedef pair<int, pii> piii; typedef pair<ll, ll> pll; typedef pair<ll, int> pli; typedef...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> template <class V> int get_p(V& p, int j) { if (p[j] == j) return j; if (p[j] < 0) return p[j] = -get_p(p, -p[j]); return p[j] = get_p(p, p[j]); } int get_min(bool a_j, int S_j, bool coa_j, int coS_j) { if (!coa_j) return S_j; if (!a_j) return coS_j; return std::min(S_j, coS_j); } t...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; vector<int> vec[300005]; int par[300005], sz[300005], bit[300005], sister[300005], ans; int find(int node) { if (par[node] == node) return node; par[node] = par[par[node]]; return find(par[node]); } int Union(int a, int b) { if (!b) return a; if (sz[a] < sz[b]) sw...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int inf = (int)1e9 + 5; const int N = 600010; class DSU { public: int p[N], cost[N]; int n; int ans = 0; DSU(int _n) : n(_n) { for (int i = 0; i < n; i++) { cost[2 * i + 1] = 1; cost[2 * i] = 0; } cost[2 * n] = inf; cost[2 * n + 1]...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include<algorithm> #include<cstring> #include<cstdio> #include<cmath> using namespace std; template<typename T>void read(T&x){x=0;int fl=1;char ch=getchar();while(ch<'0'||ch>'9'){if(ch=='-') fl=-1;ch=getchar();}while(ch>='0'&&ch<='9'){x=(x<<1)+(x<<3)+ch-'0';ch=getchar();}x*=fl;} template<typename T,typename...Args>i...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; char op[300005]; int n, k, fa[300005], v[300005], num[300005], sz[300005], ans, gx[300005]; vector<int> vec[300005]; int ff(int x) { if (fa[x] == x) return x; int f = ff(fa[x]); v[x] ^= v[fa[x]]; return fa[x] = f; } inline void merge(int x, int y, int p) { if (ff(...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { a = find(a); b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 300005; int N, K, a[MAXN]; vector<int> V[MAXN]; char S[MAXN]; int f1[MAXN], v1[MAXN], f2[MAXN], chs[MAXN], ans; int get1(int x) { if (f1[x] != x) f1[x] = get1(f1[x]); return f1[x]; } void merge1(int x, int y) { x = get1(x), y = get1(y); if (x != y) ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int val[300000 + 100], sum[300000 + 100][2], head[300000 + 100]; int f[300000 + 100]; vector<int> V[300000 + 100]; int n, k; int ans; int findd(int x) { if (f[x] == x) return x; int F = f[x]; f[x] = findd(f[x]); val[x] = val[x] ^ val[F]; return f[x]; } char s[3000...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int maxn = 6e5 + 10; int n, k, l[maxn][2]; int fa[maxn], sz[maxn]; string s; int get_fa(int x) { if (x == fa[x]) return x; return fa[x] = get_fa(fa[x]); } int calc(int x) { int y; if (x <= k) y = x + k; else y = x - k; x = get_fa(x), y = get_fa(y);...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> template <class V> int get_p(V& p, int j) { if (p[j] == j) return j; if (p[j] < 0) return p[j] = -get_p(p, -p[j]); return p[j] = get_p(p, p[j]); } int get_min(bool a_j, int S_j, bool coa_j, int coS_j) { if (!coa_j) return S_j; if (!a_j) return coS_j; return std::min(S_j, coS_j); } v...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { a = find(a); b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct perem { long long t = 0, l = 1, p = -1, q = 0; }; ifstream fin("AAtest.in.txt"); long long n, k, m, c, vas, kl, cc = 1000000; vector<long long> vv; string s; vector<vector<long long>> la; vector<perem> pr; int main() { ios::sync_with_stdio(0); cin.tie(0); cou...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> using namespace std; using namespace __gnu_pbds; template <typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; #define endl '\n' #define pb push_back #define ub upper_bound #define lb lower_bound...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { int pa = find(a)...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int maxn = 300000 + 10; const int apsz = 26; const int INF = 10000007; const unsigned long long mod = 97; const int maxm = 10000 + 10; struct rev { int c0, c1, tag; void maintain() { c0 = min(c0, INF); c1 = min(c1, INF); } }; rev info[maxn]; int dsu[maxn...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long llINF = 2e18, llMOD = 1e9 + 7; const int INF = 2e9, MOD = 1e9 + 7, P = 179, N = 2e3 + 1, K = 23000, L = 18; const long double EPS = 1e-6, ldINF = 1e18, PI = acos(-1); template <typename T> inline void sort_uniq(vector<T>& v) { sort(v.begin(), v.end()); v...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { a = find(a); b...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int N = 2e5; const int oo = 1e9 + 5; int du[] = {-1, 0, 0, 1}; int dv[] = {0, -1, 1, 0}; const long long mod = 1e9 + 7; long long sqr(long long x) { return x * x; } int getbit(int state, int i) { return ((state >> i) & 1); } int n, m, res, dad[N + 5]; vector<int> g[N ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; return papa[a] = find(papa[a]); } bool juntos(int a, int b) { return find(a) == find(b); } void uni(int a, int b) { int pa = find(a)...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MOD = 1e9 + 7; const long double PI = 3.141592653589793238462643383279502884197; long long fac[1] = {1}, inv[1] = {1}; long long gcd(long long a, long long b) { return b ? gcd(b, a % b) : a; } long long mp(long long a, long long b) { long long ret = 1; while (...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long shin[25]; long long seto(void); void ayano(long long x, char spliter = '\n'); int m; int tans = 0; vector<int> sts[300005]; vector<int> rs[300005]; int chosen[300005]; int cgst[300005], cgstop = 0; int visited[300005]; int arr[300005], cnt[300005]; char tstr[30000...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> template <class V> int get_p(V& p, int j) { if (p[j] == j) return j; if (p[j] < 0) return p[j] = -get_p(p, -p[j]); return p[j] = get_p(p, p[j]); } int get_min(bool a_j, int S_j, bool coa_j, int coS_j) { if (!coa_j) return S_j; if (!a_j) return coS_j; return std::min(S_j, coS_j); } t...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct UF { vector<int> e; UF(int n) : e(n, -1) {} int find(int x) { return e[x] < 0 ? x : e[x] = find(e[x]); } bool join(int a, int b) { a = find(a), b = find(b); if (a == b) return false; if (e[a] > e[b]) swap(a, b); e[a] += e[b]; e[b] = a; ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 900000; int papa[MAXN], peso[MAXN], custo[MAXN]; int k; bool obg[MAXN]; int find(int a) { if (papa[a] == -1) return a; papa[a] = find(papa[a]); obg[a] = obg[papa[a]]; custo[a] = custo[papa[a]]; return papa[a]; } bool juntos(int a, int b) { return ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int N = 6e5 + 5; int pre[N], si[N], num[N / 2], n, m; bool vis[N]; char s[N]; vector<vector<int> > v(N / 2); int findd(int x) { if (pre[x] == x) return x; pre[x] = findd(pre[x]); if (vis[x]) vis[pre[x]] = 1; return pre[x]; } inline int id(int x) { return x > m...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAXN = 300005; int N, K, a[MAXN]; vector<int> V[MAXN]; char S[MAXN]; int f1[MAXN], v1[MAXN], f2[MAXN], chs[MAXN], ans; int get1(int x) { if (f1[x] != x) f1[x] = get1(f1[x]); return f1[x]; } void merge1(int x, int y) { x = get1(x), y = get1(y); if (x != y) ...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long mod = 1000000007; const long long maxn = 400005; const long long inf = 1ll << 50; int ans = 0; bool init[maxn]; int par[maxn], sz[maxn], cnt[maxn][2], col[maxn]; vector<int> vec[maxn]; int find(int x) { if (par[x] == x) { return x; } par[x] = find(...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int ans = 0; int val[600010], fa[600010]; int have[600010][2]; char str[600010]; int n, k; int find(int x) { return x == fa[x] ? x : (fa[x] = find(fa[x])); } int other(int u) { return u <= k ? u + k : u - k; } void update(int u, int x, int y) { ans -= min(val[u], val[othe...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long llINF = 2e18, llMOD = 1e9 + 7; const int INF = 2e9, MOD = 1e9 + 7, P = 179, N = 2e3 + 1, K = 23000, L = 18; const long double EPS = 1e-6, ldINF = 1e18, PI = acos(-1); template <typename T> inline void sort_uniq(vector<T>& v) { sort(v.begin(), v.end()); v...
1291_E. Prefix Enlightenment
There are n lamps on a line, numbered from 1 to n. Each one has an initial state off (0) or on (1). You're given k subsets A_1, …, A_k of \{1, 2, ..., n\}, such that the intersection of any three subsets is empty. In other words, for all 1 ≀ i_1 < i_2 < i_3 ≀ k, A_{i_1} ∩ A_{i_2} ∩ A_{i_3} = βˆ…. In one operation, you ...
{ "input": [ "5 3\n00011\n3\n1 2 3\n1\n4\n3\n3 4 5\n", "8 6\n00110011\n3\n1 3 8\n5\n1 2 5 6 7\n2\n6 8\n2\n3 5\n2\n4 7\n1\n2\n", "19 5\n1001001001100000110\n2\n2 3\n2\n5 6\n2\n8 9\n5\n12 13 14 15 16\n1\n19\n", "7 3\n0011100\n3\n1 4 6\n3\n3 4 7\n2\n2 3\n" ], "output": [ "1\n1\n1\n1\n1\n", "1...
{ "input": [ "1 1\n1\n1\n1\n" ], "output": [ "0\n" ] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int test = 0; const int MAXN = 300009; const long long MOD = 119 << 23 | 1; class { public: vector<int> V[MAXN]; int fa[MAXN], cnt[MAXN]; int n, m; int findfa(int x) { if (fa[x] == x) return x; return fa[x] = findfa(fa[x]); } void merge(int x, int y) { ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
python3
import bisect def getsum(tree , i): s = 0 i += 1 while i>0: s += tree[i] i -= i & (-i) return s def updatebit(tree , n , i , v): i+= 1 while i <= n: tree[i] += v i += i & (-i) n = int(input()) x = list(map(int , input().split())) v = list(map(int , input().spli...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct FenwickTree { int n; vector<long long> num; FenwickTree() : n(0) {} FenwickTree(int _n) { n = _n; num.assign(n, 0); } void add(int i, int val) { for (; i < n; i |= i + 1) num[i] += val; } long long sum(int i) { long long ret = 0; f...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int arr[n]; int v[n]; for (int i = 0; i < n; i++) cin >> arr[i]; for (int i = 0; i < n; i++) cin >> v[i]; map<int, int> mp; vector<pair<int, int> > vi; vector<pair<int, int> > vf; for (int i = 0; i < n; i++) { vi.push_ba...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n, T; pair<int, int> a[200010]; long long getval(vector<long long> &f, int pos) { pos++; long long ans = 0; for (int i = pos; i > 0; i -= (i & -i)) ans += f[i]; return ans; } void upd(vector<long long> &f, int pos, int val) { pos++; for (int i = pos; i < int...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
// Don't place your source in a package import java.util.*; import java.lang.*; import java.io.*; import java.math.*; /* 6666666666666 6666666666666 6 6 6 6 6 6 6 6 ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using namespace std::chrono; class st { int size; vector<int> c; vector<long long> a; public: st(int n) { size = 1; while (size < n) size *= 2; c.assign(2 * size, 0); a.assign(2 * size, 0); } void set(int i, long long v, int x, int lx, int rx) ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC target("avx,avx2,fma") #pragma GCC optimization("unroll-loops") using namespace std; const long long MOD = 1e+9 + 7; const long long INF = 0x7f7f7f7f7f7f7f7f; const int INFi = 0x7f7f7f7f; const long long MAXN = 2e+5 + 8; vector<long long> adj[MAXN]; lon...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long mxn = 1e6 + 7; const long long mod = 1e9 + 7; const long long inf = 1e18 + 7; int dx[] = {+1, -1, 0, 0}; int dy[] = {0, 0, -1, +1}; pair<int, int> p[mxn]; map<long long, long long> f, s; int n; int a[mxn], ls[mxn]; long long ans; void upd1(int x, int val) { ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
python3
import io import os from collections import Counter, defaultdict, deque, namedtuple # From: https://github.com/cheran-senthil/PyRival/blob/master/pyrival/data_structures/SegmentTree.py class SegmentTree: def __init__(self, data, default=0, func=max): """initialize the segment tree with data""" sel...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
python3
import sys,math,itertools from collections import Counter,deque,defaultdict from bisect import bisect_left,bisect_right from heapq import heappop,heappush,heapify, nlargest from copy import deepcopy mod = 10**9+7 INF = float('inf') def inp(): return int(sys.stdin.readline()) def inpl(): return list(map(int, sys.stdin....
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct hash_pair { template <class T1, class T2> size_t operator()(const pair<T1, T2>& p) const { auto hash1 = hash<T1>{}(p.first); auto hash2 = hash<T2>{}(p.second); return hash1 ^ hash2; } }; bool prime[10000001]; long long P = 1000000007 - 2; long long ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MOD = int(1e9) + 7; const long long int MOD64 = (long long int)(1e18) + 7; const int INF = 0x7fffffff; const long long int INF64 = 0x7fffffffffffffff; using namespace std; const int maxn = 1e+5; struct abc { long long pos; long long sp; } ver[maxn * 2 + 5]; in...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
/* package codechef; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ public class p6 { static class Input { private StringTokenizer tokenizer = null; private BufferedReader reade...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n, c[200005]; long long ans; struct t { long long x, y; int z; } a[200005]; int lowbit(int x) { return x & (-x); } void update(int x) { for (int i = x; i <= n; i += lowbit(i)) c[i]++; } int query(int x) { int s = 0; for (int i = x; i >= 1; i -= lowbit(i)) s +=...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> #pragma optimization_level 3 #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx") using namespace std; const long long N = 1e6 + 5; const long long M = 1e8; const long long mod = 1e9 + 7; const long long INF...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; pair<int, int> a[200005]; vector<int> g; struct node { long long w, num; } tree[1000005]; void update(int x, long long val, int l, int r, int k = 1) { if (l == r and l == x) { tree[k].w++; tree[k].num += val; return; } int mid = l + r >> 1; if (x <= mi...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; void dout() { cerr << '\n'; } template <typename Head, typename... Tail> void dout(Head H, Tail... T) { cerr << " " << H; dout(T...); } mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); const int N = 2e5 + 7; int n, m, cnt[N]; long long sum[N]; pair<i...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class MovingPoints { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System....
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long N = 2e5 + 5, MOD = 1e9 + 7; pair<long long, long long> a[N]; pair<long long, long long> tree[4 * N]; bool compare(pair<long long, long long> p1, pair<long long, long long> p2) { return p1.first < p2.first; } void update(long long node, long long st, long l...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using LL = long long; struct Point { LL x, v; bool operator<(const Point &rhs) const { if (v == rhs.v) return x < rhs.x; else return v < rhs.v; } }; Point p[200010]; LL n, x2[200010], idx[200010], c[200010], s[200010]; void update(LL *arr, LL pos, ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n, tot, cnt, v[200001]; long long ans, c1[200001], c2[200001]; struct node { int x, v; inline bool operator<(const node &a) const { return x < a.x; } } s[200001]; inline int read() { int k = 0, f = 1; char c; while ((c = getchar()) < '0' || c > '9') if (c ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long N = 3e5 + 5; pair<long long, long long> p[N], a[N]; long long n; long long fwt[N], cntf[N]; long long len; void add(long long *b, long long x, long long v) { while (x <= len) { b[x] += v; x += x & -x; } } long long get(long long *b, long long x) ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long inf = 1e9; long long f[200005], ans, bit[200005], s[200005]; map<long long, long long> m; long long t, n; pair<long long, long long> a[200005]; long long get(long long first, long long second) { long long re = 0, cnt = 0; for (long long i = second; i > 0...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.*; import java.util.*; /** * Built using CHelper plug-in * Actual solution is at the top * * @author Housni Abdellatif */ public class Main { public static void main(String[] args) throws IOException{ InputStream inputStream = System.in; OutputStream outputStream = System.out; ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n; struct dd { int gt; int x; int v; }; vector<dd> a; struct Data { long long sum; int sl; }; Data it[200009 * 8]; Data ans; long long res; void update(int i, int l, int r, int pos, int data) { if (l > pos || r < pos) return; if (l == r) { it[i].sum = ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.util.*; import java.util.stream.Collectors; public class Problem1311F { static class Pair { int x; int y; public Pair(int x, int y) { this.x = x; this.y = y; } @Override public String toString() { return String.fo...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
/** * ******* Created on 1/5/20 2:03 PM******* */ import java.io.*; import java.util.*; import java.util.stream.Collectors; public class F1311 implements Runnable { private static final int MAX = (int) (1E5 + 5); private static final int MOD = (int) (1E9 + 7); private static final long Inf = (long) (1...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long N = 1000010; const long long mod = 998244353; const long long inf = 1e9; const long double eps = 1e-16; const long double pi = acos(-1); inline long long rd() { long long p = 0; long long f = 1; char ch = getchar(); while (ch < '0' || ch > '9') { ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long n; pair<long long, long long> pos[200005]; struct FenwickTree { vector<long long> bit; long long n; FenwickTree(long long n) { this->n = n; bit.assign(n, 0); } FenwickTree(vector<long long> a) : FenwickTree(a.size()) { for (size_t i = 0; i < ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; vector<long> inverse(vector<long>& perm) { long n = perm.size(); vector<long> ret(n); for (long i = 0; i < n; ++i) { ret[perm[i]] = i; } return ret; } vector<long> assignPermutation(const vector<long>& uniqs) { long n = uniqs.size(); vector<pair<long, long...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int lowbit(int x) { return x & (-x); } long long get(vector<long long>& f, int pos) { long long res = 0; for (; pos >= 0; pos = (pos & (pos + 1)) - 1) res += f[pos]; return res; } void upd(vector<long long>& f, int pos, int val) { for (; pos < int(f.size()); pos |= ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
//package Round624; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.*; /** * @author sguar <shugangcao@gmail.com> * strive for greatness * Created on 2020-01-10 */ public class E { InputStream is; PrintWriter out; pri...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long n, ans, tree[800002], tree1[800002]; map<long long, long long> mp, mp1; pair<long long, long long> a[300005]; vector<long long> v; void inc1(int idx, int val) { for (int i = idx; i <= n; i += i & (-i)) { tree[i] += val; } } void inc2(int idx, int val) { ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int num = sc.nextInt(); int [][] xi = new int[num][2]; int i=0; while (i<num){ xi[i][0]...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
python3
import sys input = sys.stdin.readline from heapq import heappush, heappop, heapify def query(f, i): ret = 0 while i: ret += f[i] i -= (i & -i) return ret def update(f, i, d): n = len(f) while i < n: f[i] += d i += (i & -i) n = int(input()) x = list(map(int, input(...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct Node { int l, r; int cnt = 0; long long sum = 0; int left = -1; int right = -1; } NIL; vector<Node> st; Node merge(Node x, Node y) { Node z; z.cnt = x.cnt + y.cnt; z.sum = x.sum + y.sum; return z; } void add(int u, int x, int v) { if (not(st[u].l ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n; long long f1[200005], f2[200005], kc; pair<long long, long long> a[200005]; bool cmp1(pair<long long, long long> x, pair<long long, long long> y) { return x.first < y.first; } bool cmp2(pair<long long, long long> x, pair<long long, long long> y) { return x.second...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using ll = long long; using vi = vector<int>; using vvi = vector<vi>; using pii = pair<int, int>; static int MAX_N = 200000, n; vector<ll> bitx(MAX_N + 1), bit1(MAX_N + 1); ll sum(int i, vector<ll> &bit) { ll res = 0; while (i > 0) { res += bit.at(i); i -= i & -...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.Reader; import java.util.ArrayList; import java.util.Comparator; import java.util.HashSet; import java.util.List; import java.util.StringTokenizer;...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; void fio() {} void pti() { double timeuse = clock() * 1000.0 / CLOCKS_PER_SEC; cerr << "Timeuse " << timeuse << "ms" << endl; } void end() { exit(0); } namespace io { const int SIZ = 55; int que[SIZ], op, qr; char ch; template <class I> inline void gi(I& w) { ch = get...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.*; import java.util.*; import java.util.concurrent.TimeUnit; public class f624 implements Runnable{ public static void main(String[] args) { try{ new Thread(null, new f624(), "process", 1<<26).start(); } catch(Exception e){ System.out.println(e); ...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> #pragma optimize("O3") using namespace std; const long long MOD = 1e9 + 9; const long long INF = 1e9 + 7; const int base = 2e5 + 1; const long long MAX = 1e15 + 1; const double EPS = 1e-9; const double PI = acos(-1.); const int MAXN = 2 * 1e5 + 47; mt19937 rng(chrono::steady_clock::now().time_s...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; pair<long long int, long long int> final[200001]; void up(long long int i, long long int x, long long int j) { while (i < 200001) { j == 0 ? final[i].first += x : final[i].second += x; i += (i & (-i)); } } long long int q(long long int i, long long int j) { lo...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> #pragma GCC optimize(2) using namespace std; const int inf = 0x3f3f3f3f; const int MOD = 1e9 + 7; const double eps = 1e-4; const double pi = acos(-1.0); void debug() { cerr << '\n'; } template <typename T, typename... Ts> void debug(T x, Ts... y) { cerr << "\033[31m" << x << "\033[0m"; if (...
1311_F. Moving Points
There are n points on a coordinate axis OX. The i-th point is located at the integer point x_i and has a speed v_i. It is guaranteed that no two points occupy the same coordinate. All n points move with the constant speed, the coordinate of the i-th point at the moment t (t can be non-integer) is calculated as x_i + t ...
{ "input": [ "3\n1 3 2\n-100 2 3\n", "2\n2 1\n-3 0\n", "5\n2 1 4 3 5\n2 2 2 3 4\n" ], "output": [ "3\n", "0\n", "19\n" ] }
{ "input": [], "output": [] }
CORRECT
java
//package round624; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Comparator; import java.util.InputMismatchException; public class F { InputStream is; PrintWriter out; String INPUT = ""; void sol...