solution
stringlengths
52
181k
difficulty
int64
0
6
#include<bits/stdc++.h> using namespace std; int main(){ int n,k; cin>>n; int a[n];int x=0; for(int i=0;i<n;++i){ cin>>a[i]; x =a[i]^x; } for(int i=0;i<n;++i){ k=x^a[i]; cout<<k<<" "; } return 0; }
0
#include <bits/stdc++.h> #pragma GCC optimize("O3", "unroll-loops") #pragma GCC target("avx2") using namespace std; bool Solve(int n, vector<int> &val, int mid, vector<bool> &ans) { int last0 = 0, last1 = mid; for (int i = 0; i < n; i++) { if (val[i] >= last1) { ans[i] = true; last1 = val[i]; } ...
3
#include <bits/stdc++.h> using namespace std; void Code_780A_AndryushaAndSocks(); void Code_625A_GuestFromThePast(); void Code_799A_CarrotCakes(); void Code_222A_ShooshunsAndSequence(); void Code_336A_VasilyTheBearAndTriangle(); void Code_157A_GameOutcome(); void Code_485A_Factory(); void Code_16A_Flag(); void Code_382...
1
#include <bits/stdc++.h> using namespace std; int main() { long long int nx; long int x; long int y; long int z; long int px = 1; long int py = 1; long int pz = 1; long int k; cin >> x; cin >> y; cin >> z; cin >> k; long int maxk = x + y + z - 3; if (k > maxk) { nx = (long long int)x * y...
1
#include <bits/stdc++.h> using namespace std; void ans(vector<string>& a, int n) { int size = 0; vector<string> b; string c = ""; int k; for (int i = 0; i < n; i++) { c += a[i][0]; c += a[i][1]; k = 2; size = a[i].length(); for (int j = 3; j < size; j += 2) { c += a[i][j]; } ...
1
#include <bits/stdc++.h> using namespace std; template <class T> inline void umax(T &a, T b) { if (a < b) a = b; } template <class T> inline void umin(T &a, T b) { if (a > b) a = b; } template <class T> inline T abs(T a) { return a > 0 ? a : -a; } template <class T> inline T gcd(T a, T b) { return __gcd(a, b); ...
4
#include <bits/stdc++.h> using namespace std; int main() { int n, x, y; cin >> n >> x >> y; vector<long long> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } for (int i = 0; i < n; i++) { int flag = 0; for (int j = i - 1; j >= i - x; j--) { if (j < 0) break; if (v[j] <= v[i]) { ...
1
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 7; int prim[maxn], vis[maxn], cnt; void sprim() { for (int i = 2; i < maxn; i++) { if (!vis[i]) prim[++cnt] = i; for (int j = 1; j <= cnt && i * prim[j] < maxn; j++) { vis[i * prim[j]] = 1; if (i % prim[j] == 0) break; } } ...
4
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; int arr[n + 1]; for (int i = 1; i <= n; i++) cin >> arr[i]; int c = 0; for (int i = 0; i < m; i++) { int ch; cin >> ch; if (ch == 1) { int y; int z; cin >> y >> z; arr[y] = z; arr[y]...
2
#include <bits/stdc++.h> using namespace std; const long long MAXN = 2e5 + 69; const long long LOGN = 20; struct edge { long long u, v, w; bool operator<(const edge& oth) const { return w < oth.w; } }; struct vl { long long x, y; }; struct node { long long p, ma; }; long long n, m; vector<edge> e; vector<vl> a[...
6
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int cases; cin >> cases; while (cases > 0) { cases -= 1; int a; cin >> a; if (a < 31) { cout << "NO" << '\n'; } else { cout << "YES" << '\n'; if (a - 30 == 6) { ...
1
#include<deque> #include<list> #include<map> #include<queue> #include<set> #include<stack> #include<vector> #include<algorithm> #include<string> #include<iostream> #include<sstream> #include<cmath> #include<cstdio> #include<cstring> using namespace std; #define dis(p,q) ((p)*(p)+(q)*(q)) int main(){ int i,j,k; int ...
0
#include <bits/stdc++.h> using namespace std; const int MAXN = 2e5; const int MAXP = 20; int par[MAXP][MAXN]; int depth[MAXN]; int n, m; vector<int> G[MAXN]; void dfs(int u, int p, int d) { par[0][u] = p; depth[u] = d; for (auto v : G[u]) if (v != p) dfs(v, u, d + 1); } void calc_par(void) { for (int p(1); ...
5
#include <bits/stdc++.h> using namespace std; int n; bool exists[1 << 22] = {false}; bool visited[1 << 22]; void dfs1(int u, stack<int> &st) { assert(u >= 0 && u < (1 << n)); visited[u] = true; if (exists[u]) { const int v = ((1 << n) - 1) ^ u; assert(v >= 0 && v < (1 << n)); if (!visited[v]) dfs1(v, ...
3
#include <bits/stdc++.h> using namespace std; long long gcd(long long a, long long b) { if (a == 0) return b; else return gcd(b % a, a); } set<long long> divs; vector<long long> vecDivs; void allDiv(long long a) { long long sqA = sqrt(a) + 1; for (int i = 1; i < sqA; i++) { if (a % i == 0) { d...
3
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 5; int frsti, lsti, frstj, lstj, n, m, le, ri, ans, mid; vector<int> dp[N], dp1[N], a[N], fix[N]; char ch; int sz(int i, int j, int i1, int j1) { int len = (i1 - i + 1); int height = (j1 - j + 1); return len * height; } int cnt(int i, int j, int i1...
5
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5, p = 1e9 + 7; int n, ans = 0; long long jc[N]; long long qpow(long long a, long long b) { long long r = 1; while (b) { if (b & 1) r = r * a % p; a = a * a % p; b >>= 1; } return r; } long long C(long long m, long long n) { long lo...
3
#include<bits/stdc++.h> using namespace std; void getmax(int &x,int y){x=max(x,y);} void getmin(int &x,int y){x=min(x,y);} int n,q,l,r; int b[200100],dat[524288],mx=262144,dp[200100]; int w[200100],pre[200100]; vector<int> opr[200100]; void update(int l,int r,int delta){ l+=mx;r+=mx; while(l<=r){ getmin(dat[l],delt...
0
#include<iostream> #include<cstdio> using namespace std; int login(int a, int b, int c){ int count = 0; while( c > 0 ){ c -= a; count++; if(count % 7 == 0) c -= b; } return count; } int main(){ int a, b, c; scanf("%d %d %d",&a, &b, &c); printf("%d\n",login(a...
0
#include <bits/stdc++.h> using namespace std; const int N = 4e5 + 10; const int mod = 1e9 + 7; int cnt1[N], cnt2[N]; int main() { string s; cin >> s; int i; s = " " + s; int n = (int)s.size() - 1; for (i = 1; i < (int)s.size(); i++) { if (s[i] >= 'a' && s[i] <= 'z') cnt1[i] = cnt1[i - 1] + 1; ...
3
#include <bits/stdc++.h> using namespace std; int main() { long long int n, i, temp, arr[1005]; scanf("%lld", &n); for (i = 0; i < n; i++) scanf("%lld", &arr[i]); for (i = 0; i < n - 1; i++) { if (i % 2 == 0) { if (arr[i] > arr[i + 1]) { temp = arr[i]; arr[i] = arr[i + 1]; arr[...
2
#include <bits/stdc++.h> using namespace std; int main() { int n, m, k, a; vector<int> v; scanf("%d %d %d", &n, &m, &k); for (int i = 0; i < n; i++) { scanf("%d", &a); if (a != 0 && a <= k) { v.push_back(10 * abs(i + 1 - m)); } } sort(v.begin(), v.end()); printf("%d\n", v[0]); }
1
#include <bits/stdc++.h> using namespace std; int main() { long long n, m, a, b, lo = 0, hi = m, res; scanf("%I64d %I64d", &a, &b); m = (b - 1) / a; m++; printf("%I64d\n", m); return 0; }
1
#include <iostream> #include <math.h> #include <cstdio> using namespace std; int main(){ double a,b,c,s,l,h; cin >> a >> b >> c; s=0.5*a*b*sin((M_PI*c*1.0)/180); l=a+b+sqrt(pow(a,2.0)+pow(b,2.0)-2*a*b*cos((M_PI*c*1.0)/180)); h=b*sin((M_PI*c*1.0)/180); printf("%.8f\n%.8f\n%.8f\n",s,l,h); }
0
#include <bits/stdc++.h> using namespace std; int cnt = 0; void insertionSort(int a[], int n, int g) { for (int i=g; i<n; i++) { int v = a[i]; int j = i - g; while (j >= 0 && a[j] > v) { a[j+g] = a[j]; j -= g; cnt++; } a[j+g] = v; } } void shellSort(int a[], int n) { vecto...
0
#include <bits/stdc++.h> using namespace std; const double EPS = 1e-9; const double PI = 3.14159265359; vector<long long> primes; void GeneratingPrimes(int top) { vector<bool> p(top + 1, 1); p[0] = p[1] = 0; for (int i = 2; i <= sqrt(top); i++) { if (p[i]) { for (int j = i * i; j <= top; j += i) { ...
4
#include <iostream> #include<cstdlib> #include<queue> #include<set> #include<vector> #include<string> #include<algorithm> #include<sstream> #include<cmath> #include<stack> #include<map> #include<cstdio> using namespace std; #define rep(i,a) for(int i=0;i<a;i++) #define mp make_pair #define pb push_back #define P pair<i...
0
#include <bits/stdc++.h> using namespace std; const int max_m = 55; const int inv = 1000000007; long long n; int m, k; long long a[max_m][max_m], b[max_m][max_m], c[max_m][max_m], d[max_m][max_m]; void mult() { for (int i = 0; i < m; i++) for (int j = 0; j < m; j++) { a[i][j] = 0; for (int k = 0; k < ...
5
#include <bits/stdc++.h> using namespace std; int32_t main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); ; long long n, m, k, t, mx; cin >> t; while (t--) { cin >> n >> m >> k; mx = min(n / k, m); cout << (m >= mx ? mx - ceil((long double)(m - mx) / (k - 1)) : mx) << '\n'; } }
1
#include <bits/stdc++.h> using namespace std; long long a[100], dis[100][50], l, r, num, ans, down, tot; long long dfs(long long book, long long go, bool to) { if (book == -1) { return 1; } if (to == 0 && dis[book][go] != -1) { return dis[book][go]; } long long down = to ? a[book] : 9; long long ans...
3
#include <bits/stdc++.h> using namespace std; int n, d, m; int main() { cin >> n >> d; vector<int> a(n); for (auto i(0); i < n; ++i) cin >> a[i]; cin >> m; sort(begin(a), end(a)); ; long long sum = 0; for (auto i(0); i < min(n, m); ++i) sum += a[i]; cout << sum - (n < m) * d * (m - n); }
1
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); ; int t; cin >> t; while (t--) { int n; cin >> n; int e = 0, o = 0; vector<int> a(n); for (int i = 0; i < n; i++) { cin >> a[i]; if (a[i] & 1) o++; ...
3
#include <bits/stdc++.h> using namespace std; long long M = 1000000007; void solve() { long long x; cin >> x; string s; cin >> s; long long l = s.size(); vector<char> v(s.begin(), s.end()); for (int i = 1; i <= x; i++) { int c = v[i - 1] - '1'; if (v.size() < x) { vector<char> tmp(v.begin() ...
3
#include <bits/stdc++.h> using namespace std; struct room { int x, y, z; }; struct s { int x, y, cost; }; room a[500 + 1]; s b[500 + 1]; int main() { int n; cin >> n; for (int i = 0; i < n; ++i) cin >> a[i].x >> a[i].y >> a[i].z; int m; cin >> m; for (int i = 0; i < m; ++i) cin >> b[i].x >> b[i].y >> b[...
2
#include <bits/stdc++.h> using namespace std; const long long N = 1000006, INF = 1e18, MOD = 1e9 + 7; long long n, w, nn, m, a[20][20], b[N], f[20][26], c[20], dp[1 << 20], d[20], e[20], x, y, t, u, o, h, ans, Ans = INF; pair<int, pair<int, int> > p[20]; string second; vector<string> s; vector<long long> v[N]; vect...
5
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 10; const int mod = 1e9 + 7; const int inf = 0x3f3f3f3f; int main() { ios::sync_with_stdio(false); cin.tie(0); int ans = 0, a, b, c, d, e, f; cin >> a >> b >> c >> d >> e >> f; if (e < f) { int now = min(d, min(b, c)); ans += now * f...
1
#include <bits/stdc++.h> using namespace std; char enl = '\n'; int n; int fx1, fy1, fx2, fy2; int sx1, sy1, sx2, sy2; bool lr1(int l, int r) { if (l == r) return false; int m = (l + r) / 2; int ls, rs; cout << "? 1 1 " << n << " " << m << endl; cin >> ls; cout << "? 1 " << (m + 1) << " " << n << " " << n <<...
4
#include <bits/stdc++.h> using namespace std; inline const int getint() { int r = 0, k = 1; char c = getchar(); for (; c < '0' || c > '9'; c = getchar()) if (c == '-') k = -1; for (; c >= '0' && c <= '9'; c = getchar()) r = r * 10 + c - '0'; return k * r; } inline const int max(const int &a, const int &b)...
4
#include<iostream> #include<vector> #include<unordered_set> #include<cstdio> using namespace std; vector<int>e[100005]{}; int par[100005]; int Rank[100005]; int find(int x) { if (par[x] == x)return x; return par[x] = find(par[x]); } void unite(int x, int y) { x = find(x); y = find(y); if (x == y)return; if (Rank...
0
#include <iostream> using namespace std; int main() { int h, hh, k, kk; int a, b, c, d; cin >> h >> hh; cin >> k >> kk; cin >> a >> b >> c >> d; int sum1 = h * a + hh * b + (h / 10) * c + (hh / 20) * d; int sum2 = k * a + kk * b + (k / 10) * c + (kk / 20) * d; if(sum1 > sum2) cout <...
0
#include <bits/stdc++.h> using namespace std; int main() { int t; cin >> t; while (t--) { int n; cin >> n; int a[n]; for (int i = 0; i < n; ++i) cin >> a[i]; sort(a, a + n); int ans = a[0]; for (int i = 1; i < n; ++i) ans = max(ans, a[i] - a[i - 1]); cout << ans << "\n"; } }
3
#include <bits/stdc++.h> using namespace std; int answer(int a, int b, int n, int i) { if (a + b <= n) { cout << i << ' ' << a << ' ' << n - a << endl; return 1; } return 0; } int main() { int n, a1, a2, b1, b2; int na = -1, fa, sa; cin >> n; for (int i = 0; i < 4; ++i) { cin >> a1 >> b1 >> a2...
1
#include <bits/stdc++.h> using namespace std; #pragma warning(disable : 4996) long long N, M; long long A[1 << 18], B[1 << 18]; vector<int> X[1 << 18], Y[1 << 18]; long long Q; long long P[1 << 18]; long long dist[1 << 18]; int main() { scanf("%lld%lld", &N, &M); for (int i = 1; i <= M; i++) { scanf("%lld%lld",...
2
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int n, k, i; cin >> n >> k; string s; cin >> s; int ns = 1, ls = n, p = n - 1; stack<string> st; st.push(s); while (ns < k && p >= 0) { set<string> se; while (!st.emp...
5
#include <iostream> #include <vector> #include <string> #include <cmath> using namespace std; using P = pair<int, int>; constexpr int INF = 1e9; int main() { int N; while(cin >> N, N) { vector<int> hp(N); int max_hp = 0; for(int i=0; i<N; ++i) { cin >> hp[i]; ma...
0
#include <bits/stdc++.h> using namespace std; bool a[33340][320], as[33340][320]; int n, m, k, ty, tl, t, z, M; void dfs(int x, int y, int s) { if (tl) return; if ((x != 1 || y != 1) && s == k) { tl = 1; for (int i = (1); i <= (n); i++) for (int j = (1); j <= (m); j++) as[i][j] = a[i][j]; return; ...
3
#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int, int>; const int INF = 1 << 30; int T, N; int t[30], D[110], M[110]; int getup[110]; int dp[110][30]; int main() { cin.tie(0); ios_base::sync_with_stdio(false); cout << fixed << setprecision(10); while (cin >> T, T) {...
0
#include <bits/stdc++.h> int main() { int H, W; std::cin >> H >> W; std::vector<std::vector<int>> tiles_hist(H, std::vector<int>(W, 0)); for (int y = 0; y < H; y++) { for (int x = 0; x < W; x++) { int val; std::cin >> val; if (val == 1) { ti...
0
#include <bits/stdc++.h> using namespace std; #pragma GCC optimize(2) #pragma GCC optimize(3) #pragma GCC optimize("Ofast") #pragma GCC optimize("inline") #pragma GCC optimize("-fgcse") #pragma GCC optimize("-fgcse-lm") #pragma GCC optimize("-fipa-sra") #pragma GCC optimize("-ftree-pre") #pragma GCC optimize("-ftree-vr...
5
#include <bits/stdc++.h> using namespace std; const int N = 610; const int M = 200010; const int M2 = 1000010; const int MX = 1731311; int S, T; struct Dinic { struct edge { int v, nxt, cap, flow; } E[M2]; int tot = 1; int head[M], dis1[M], cur[M]; queue<int> q; void add(int u, int v, int cap, int flow)...
4
#include <bits/stdc++.h> #define meow(args...) fprintf(stderr, args) template<class T1, class T2> inline bool cmin(T1 &a, const T2 &b) {return b<a?(a=b, true):false;} template<class T1, class T2> inline bool cmax(T1 &a, const T2 &b) {return a<b?(a=b, true):false;} template<class Type> Type read() { Type a; bool b; u...
0
#include <bits/stdc++.h> using namespace std; int n, s[50005], ans[50005]; pair<int, int> t[50005]; int main() { scanf("%d", &n); for (int i = (1); i <= (n); i++) scanf("%d", &s[i]); s[n + 1] = s[1]; for (int i = (1); i <= (n); i++) t[i] = make_pair(s[i] + s[i + 1], i); sort(t + 1, t + n + 1); for (int i = ...
3
#include <bits/stdc++.h> using namespace std; int main() { int n, k, i; scanf("%d %d", &k, &n); if (n * 3 > k || n == 1) printf("-1\n"); else { for (i = 2; i <= n; i++) printf("%d ", i); printf("1"); for (i = n; i < k; i++) printf(" %d", i % n + 1); printf("\n"); } return 0; }
3
#include <bits/stdc++.h> using namespace std; int main() { int N; string S; cin >> N >> S; int count = 1; for (int i = 1; i < N; ++i) { if (S[i] != S[i-1]) count++; } cout << count; }
0
#include <bits/stdc++.h> //#include <ext/pb_ds/assoc_container.hpp> #define x first #define y second #define ndl '\n' #define mp make_pair #define mt make_tuple #define pb push_back #define up_b upper_bound #define low_b lower_bound #define sz(x) (int)x.size() #define all(x) x.begin(), x.end() #define rall(x) x.rbegin...
6
#include <bits/stdc++.h> using namespace std; int CalGoodness(vector<int>& left, vector<int> right, int h) { vector<int> s1; for (int i = 0; i < left.size(); i++) for (int j = 0; j < left.size(); j++) if (i != j) { s1.push_back(left[i] + left[j]); } for (int i = 0; i < right.size(); i++) ...
2
#include <bits/stdc++.h> using namespace std; bool qf = false; map<char, long long> a; long long i, j; long long power(long long a, long long b) { long long i, p = 1; for (i = 1; i <= b; i++) p *= a; return p; } long long len, ans = 1, cnt, num, t; char c[100001]; int main() { for (i = 0; i < 10; i++) a[i + '0'...
3
#include <bits/stdc++.h> using namespace std; template <typename T> inline void read(T &x) { x = 0; char c = getchar(); bool flag = false; while (!isdigit(c)) { if (c == '-') flag = true; c = getchar(); } while (isdigit(c)) { x = (x << 1) + (x << 3) + (c ^ 48); c = getchar(); } if (flag)...
5
#include <bits/stdc++.h> using namespace std; int p[1005][6]; vector<int> ans; int cal(int i, int j, int k) { int ans = 0; for (int q = 1; q <= 5; q++) { int x = p[j][q] - p[i][q]; int y = p[k][q] - p[i][q]; ans += x * y; } return ans; } int main() { int n; cin >> n; for (int i = 1; i <= n; i+...
3
#include <bits/stdc++.h> using namespace std; pair<int, int> l[1000000]; void solve() { int n; int a, b; cin >> n >> a >> b; for (int i = 0; i < n; i++) { int t; cin >> t; l[i] = {t, i + 1}; } sort(l, l + n); for (int i = 0; i < n; i++) { { int aNeed = (a + l[i].first - 1) / l[i].fir...
2
#include <bits/stdc++.h> using namespace std; int a[100005], b[100005], sum1[100005], sum2[100005]; char p[100005], tmp1[100005], tmp2[100005]; void jia1() { int i, t = 0, tmp; for (i = 0; i < 100005; i++) sum1[i] = a[i] + b[i]; for (i = 0; i < 100005; i++) { tmp = t; t = (sum1[i] + t) / 10; sum1[i] =...
2
#include <bits/stdc++.h> using namespace std; void file() {} void fast() { std::ios_base::sync_with_stdio(0); cin.tie(NULL); } const int N = 5000 + 20; long long v[N], cum[N]; long long dp[N][N]; int n, m; long long solve(int i, int k) { if (!k) return 0; if (k < 0 || i + m - 1 > n) { return -1e9; } lon...
3
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < (n); i++) using namespace std; using ll = long long; int main() { int t; cin >> t; while (t--) { int n; cin >> n; vector<ll> a(n); REP(i, n) cin >> a[i]; string s; cin >> s; int ans = ...
0
#include <bits/stdc++.h> using namespace std; int main() { int t, a, b, c; cin >> t; while (t--) { c = 0; cin >> a >> b; if (b > a) { if ((b - a) & 1) c = 1; else c = 2; } else if (b == a) { c = 0; } else { if ((a - b) & 1) c = 2; else ...
1
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const long long LINF = 0x3f3f3f3f3f3f3f3fll; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int T; cin >> T; while (T--) { int n, m; cin >> n >> m; vector<vector<int>> g(n); for (int i = 0; i < m; i++) { in...
5
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<long long> V(n), T(n); for (int i = 0; i < n; i++) cin >> V[i]; for (int i = 0; i < n; i++) cin >> T[i]; multiset<long long> A; long long t = 0; for (int i = 0; i < n; i++) { long long melted = 0; A.insert(V[i] + ...
3
#include<iostream> #include<cstdio> #include<cstring> typedef long long ll; const int N=201000,MOD=998244353; ll qpow(ll a,ll b){ll c=1;for(;b;b>>=1,a=a*a%MOD)if(b&1)c=c*a%MOD;return c;} void inc(int a,int &b){b=(a+b)%MOD;} int s[N]; int n; namespace bf { bool vis[N]; int ans; void dfs(int state) { if(vis[stat...
0
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); int a, s, d, f, g, h, j, k; cin >> a >> s >> d >> f >> g >> h >> j >> k; cout << (min(s * d / j, min(f * g, h / k))) / a << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; const int LCM = 2520; int a[20]; int b[LCM + 5]; long long dp[20][50][LCM + 5]; int gcd(int a, int b) { return b ? gcd(b, a % b) : a; } long long dfs(int i, int prelcm, int presum, bool e) { if (i < 0) return presum % prelcm == 0; if (!e && dp[i][b[prelcm]][presum] != -...
4
#include <bits/stdc++.h> using namespace std; using LL = long long; namespace _buff { const size_t BUFF = 1 << 19; char ibuf[BUFF], *ib = ibuf, *ie = ibuf; char getc() { if (ib == ie) { ib = ibuf; ie = ibuf + fread(ibuf, 1, BUFF, stdin); } return ib == ie ? -1 : *ib++; } } // namespace _buff LL read() { ...
4
#include <bits/stdc++.h> char pos[10 * 9 * 8 * 7][5]; int valid[10 * 9 * 8 * 7]; void fillPos() { int posi = 0; for (int i = 0; i < 10000; i++) { char temp[5]; int val = 1; sprintf(temp, "%04d", i); for (int j = 0; j < 4; j++) { for (int k = j + 1; k < 4; k++) { if (temp[j] == temp[k])...
3
//56 #include<iostream> #include<map> #include<vector> #include<cstdlib> #include<string> #include<algorithm> using namespace std; struct P{ int x,y,t; }; int main(){ for(int w,h;cin>>w>>h,w|h;){ int gx,gy; map<int,vector<P> > m; for(int i=0;i<h;i++){ for(int j=0;j<w;j++){ string s; cin>>s; ...
0
#include <iostream> #include <string> int main(int argc, char const *argv[]) { std::string s; std::cin >> s; std::cout <<s.find_last_of('Z') - s.find_first_of('A') + 1 << '\n'; return 0; }
0
#include <bits/stdc++.h> using namespace std; int main() { long long t, n, m; cin >> t; for (long long i = 0; i < t; i++) { cin >> n >> m; if (n == 1) cout << 0 << endl; else if (n == 2) cout << m << endl; else cout << m * 2 << endl; } return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { string s; int n, ans; while (cin >> n) { ans = 0; cin >> s; for (int i = 0; i < s.size(); i++) { if (s[i] == '1') ans++; else { ans++; break; } } cout << ans << endl; } return 0; }
1
#include <bits/stdc++.h> using namespace std; ifstream fin("Sisend.txt"); int n, c, d, a, b; char s; int vaata(vector<pair<int, int>> cc, int c, int &ma) { vector<int> il; int m = 0, n = cc.size(); for (int(i) = (0); ((i)) < ((n)); ((i))++) { m = max(m, cc[i].second); il.emplace_back(m); } int in = 0,...
3
#include <bits/stdc++.h> int main() { int i, j, n, a = 0, g = 0, c = 0, t = 0, q = 0, k, af = 0, gf = 0, cf = 0, tf = 0; scanf("%d", &n); k = n / 4; char name[n]; scanf("%s", name); if (n % 4 != 0) { printf("==="); return 0; } for (i = 0; i < n; i++) { if (name[i] == 'A') { ...
2
#include <bits/stdc++.h> using namespace std; const int N = 3005; int dp[N][N]; queue<int> q; vector<int> adj[N]; void bfs(int s) { dp[s][s] = 0; q.push(s); while (!q.empty()) { int x = q.front(); q.pop(); for (auto it : adj[x]) { if (dp[s][it] == -1) { dp[s][it] = dp[s][x] + 1; ...
2
#include <bits/stdc++.h> using namespace std; char s[5050]; int judge(int len) { for (int i = 0; i < len / 2; i++) if (s[i] != s[len - 1 - i]) return -1; if (len & 1) { bool aaabaaa = true; for (int i = 1; i < len / 2; i++) aaabaaa &= s[i] == s[i - 1]; return aaabaaa ? 0 : 2; } else { int stat...
4
#include <bits/stdc++.h> using namespace std; int maxx; char s[2100000]; char t[2100000]; int n, k, x; set<int> S; int main() { scanf("%d", &n); for (int i = 1; i <= 2010000; i++) S.insert(i); while (n--) { scanf("%s", t + 1); int l = strlen(t + 1); scanf("%d", &k); while (k--) { scanf("%d",...
1
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 9; const long long N = 2e5 + 10; string to_string(string s) { return '"' + s + '"'; } string to_string(char s) { return string(1, s); } string to_string(const char* s) { return to_string((string)s); } string to_string(bool b) { return (b ? "true"...
2
#include <bits/stdc++.h> using namespace std; const int N = int(1e5 + 1); const int inf = int(2e9); int n, l, r; int a[N], p_c[N]; int main() { cin >> n >> l >> r; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n; i++) cin >> p_c[i]; int np_c[N]; for (int i = 0; i < n; i++) np_c[p_c[i] - 1] = i;...
4
#include <bits/stdc++.h> using namespace std; int main() { vector<pair<int, int> > a; int n, m; cin >> n >> m; for (int i = 0; i < m; i++) { int x, y; cin >> x >> y; a.push_back(make_pair(x, y)); } sort(a.begin(), a.end()); int k = 0, sz = 102; int floor = -1, nrf = 0; for (int i = 1; i < ...
2
#include <bits/stdc++.h> using namespace std; typedef unsigned long long ull; typedef long long ll; #define INF (ll)(1e10) int main(){ int n, m; cin >> n >> m; vector<ll> cost(1<<n, INF); cost[0]=0; for(int i=0; i<m; i++){ int a, b; cin >> a >> b; int c=0; for(int j=0; j<b; j++){ int t; cin >> t...
0
#include <bits/stdc++.h> using namespace std; string a, b, c, r[10], s, rr; int n; string nrm(string s) { string r = ""; for (int i = 0; i < s.length(); i++) if ((s[i] != '-') && (s[i] != ';') && (s[i] != '_')) r += tolower(s[i]); return r; } int main() { cin >> a >> b >> c; a = nrm(a); b = nrm(b); c ...
2
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") using uint8 = unsigned char; using uint16 = unsigned short int; using uint32 = unsigned int; using uint64 = unsigned long long; using int8 = signed ch...
3
#include <iostream> using namespace std; using ll = long long; ll h, w; ll solve(ll x, ll y){ ll ans = h * w; for(int i = 1; i < x; i++){ ll s1 = i * y; ll s2 = (x - i) / 2 * y; ll s3 = x * y - s1 - s2; ll smax = max(s1, max(s2, s3)); ll smin = min(s1, min(s2, s3)); ...
0
#include <bits/stdc++.h> using namespace std; int main() { long long n, i, j, w, h, m, max_height = INT_MIN, landing; cin >> n; vector<long long> stairs(n, 0); for (i = 0; i < n; i++) { cin >> stairs[i]; } cin >> m; for (i = 0; i < m; i++) { cin >> w >> h; landing = (stairs[w - 1] > max_height...
3
#include <bits/stdc++.h> using namespace std; int n, k, arr[300001], ans[300001]; long long tot; priority_queue<pair<int, int> > q; int main() { cin >> n >> k; for (int i = 1; i <= n; ++i) cin >> arr[i]; for (int i = 1; i <= k; ++i) q.push(pair<int, int>(arr[i], i)); for (int i = k + 1; i <= k + n; ++i) { i...
3
#include <bits/stdc++.h> using namespace std; void solve() { int64_t n; cin >> n; vector<pair<int64_t, int64_t>> v; for (int64_t i = 0; i < n; i += 1) { int64_t t; cin >> t; v.push_back(make_pair(t, i + 1)); } sort(v.begin(), v.end()); if (v[0].first == v[1].first) cout << "Still Rozdil"; ...
1
#include<bits/stdc++.h> using namespace std; using ll=long long; int main(){ int i,j,cnt; int n; cin>>n; ll a[n+1],b[n]; for(i=0;i<n+1;i++)cin>>a[i]; for(i=0;i<n;i++)cin>>b[i]; ll sum=0; for(i=0;i<n;i++){ if(a[i]>=b[i])sum+=b[i]; else if(b[i]-a[i]<=a[i+1]){ a[i+1]-=(b[i]-a[i]); sum...
0
#include <bits/stdc++.h> using namespace std; const long long inf = 0x3f3f3f3f3f3f; const int N = 100000 + 10; const double eps = 1e-15; int n, m, num, a1, b1, z; char s1[100100], s2[100100]; int main() { int t, ans = 0; scanf("%d", &n); scanf("%s", s1); scanf("%s", s2); for (int i = 0, j = n - 1; i <= j; i++...
4
#include <bits/stdc++.h> using namespace std; const int maxn = 505000; int n; string str; long long p[maxn], pre[maxn], suf[maxn]; int main() { ios::sync_with_stdio(false); cin >> n; for (int i = 0; i < n; ++i) cin >> p[i]; cin >> str; long long init = 0, now; for (int i = 0; i < n; ++i) if (str[i] == '...
2
#include <bits/stdc++.h> using namespace std; int a[1000010], t[5000000], n, m; int create(int u, int l, int h, int& ch) { if (l == h) { ch = 2; t[u] = a[l]; return t[u]; } int z, zz; int c = create(2 * u, l, (l + h) / 2, z); int d = create(2 * u + 1, (l + h) / 2 + 1, h, zz); if (z == 1) { c...
4
#include <bits/stdc++.h> using namespace std; const int maxn = 111111; int A[maxn]; using namespace std; int main() { int n, k; while (scanf("%d%d", &n, &k) != EOF) { for (int i = 0; i < n; i++) scanf("%d", &A[i]); int m = n - k; int ans = 0; for (int i = 0; i < m; i++) { ans = max(ans, A[i] +...
2
#include <bits/stdc++.h> using namespace std; vector<vector<int> > g, comps; const int N = 1e5 + 1; int m, n; bool vis[N]; vector<int> res; int main() { string s; cin >> s; int i; i = (s.size() * 25); i = i + 26; cout << i << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; struct Edge { int v, u; long long cap, cost; Edge() : v(), u(), cap(), cost() {} Edge(int _v, int _u, long long _cap, long long _cost) : v(_v), u(_u), cap(_cap), cost(_cost) {} }; const long long INF1 = (long long)1e9; const long long INF2 = (long long)1e15; c...
3
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[101]; if (n % 2 == 1) { cout << "-1"; } else { for (int i = 0; i <= n; i++) { if (i % 2 == 1) { a[i] = i + 1; } else { a[i] = i - 1; } } for (int i = 1; i <= n; i++) { cout...
1
#include <bits/stdc++.h> using namespace std; string s; int n; vector<int> ans; bool check(int cl, int b, int turn) { if (turn == n) return true; for (int i = 1; i < s.size(); i++) { bool k = true; if (s[i] == '1' && i > cl && i != b) { if (check(i - cl, i, turn + 1)) { ans.push_back(i); ...
3
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; const int maxn = 1e6 + 10; int val[maxn], n, vis[maxn]; vector<int> son[maxn]; inline int id(char c) { if (c == 'A') return -1; if (c == 'I') return 0; if (c == 'X') return -3; if (c == 'O') return -2; if (c == 'N') return -4; return -4;...
4