solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; const int MOD = 1e9 + 7; const long long INF = 1e18; const int OFF = (1 << 20); int n; long long a[200005]; long long dp[200005]; int main() { cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; a[i] += a[i - 1]; } dp[n - 1] = a[n]; for (int i = n - 2; i...
5
#include <bits/stdc++.h> using namespace std; int main() { long long int n, x; cin >> n >> x; long long int l[100], r[100]; for (long long int j = 0; j < n; j++) { cin >> l[j] >> r[j]; } long long int ans = 0; ans = (l[0] - 1) % x; ans = ans + r[0] - l[0] + 1; long long int v = r[0] + 1; for (lo...
1
#include <bits/stdc++.h> using namespace std; int n; unsigned int A, B, C, D, ans, num; bitset<100000010> check; unsigned int cal(unsigned int x) { return A * x * x * x + B * x * x + C * x + D; } int main() { scanf("%d%u%u%u%u", &n, &A, &B, &C, &D); num = cal(2); for (int i = 2; i <= n; i *= 2) ans += n / i * n...
6
#include <bits/stdc++.h> using namespace std; char s[4200005]; int n, k, i, j, R, L, t, mxn, rt[4200005], c[4200005], pre[4200005], l[5005], r[5005]; int lowbit(int x) { return x & -x; } void add(int x, int d) { for (int i = x; i <= mxn; i += lowbit(i)) c[i] += d; } int find(int x, int k) { int t = x - (lowbit(...
5
#include <bits/stdc++.h> using namespace std; const long long int MOD = 1e9 + 7; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long int n, e, d; cin >> n >> d >> e; long long int a = d; long long int b = 5 * e; long long int mn = n % a; for (long long int i = 1; i <= 1000000; i+...
1
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); long long int n, k; cin >> n >> k; k--; long long int l = 0, r = (1 * 1ll << n) - 1; long long int ans = n; while (true) { long long int m = (l + r) / 2; if (k == m) { cout << ans << endl; ...
2
#include <iostream> #include <algorithm> using namespace std; int main(){ int n,m; while(cin >> n >> m, n!=0 && m!=0){ int t[n],h[m]; int sumt = 0,sumh = 0,cht = 0,chh = 0,ch = 0; for(int i=0;i< n; i++){ cin >> t[i]; sumt += t[i]; } for(int i=0;i<m;i++){ cin >> h[i]; sumh...
0
#include <bits/stdc++.h> using namespace std; using Flow = int; using Cost = long long; namespace mcf { struct edge { int from, to; Flow capacity; Cost cost; edge(int f, int t, Flow cap, Cost cst) { from = f; to = t; capacity = cap; cost = cst; } }; vector<edge> edges; vector<vector<int>> adj;...
4
#include <cstdio> #include <cstring> #include <algorithm> #include <utility> #define FR first #define SE second #define lowbit(x) (x&-x) using namespace std; int sumv[100005]; void add(int x,int num) { for(;x;x-=lowbit(x)) sumv[x]+=num; } int sum(int x,int n) { int s=0; for(;x<=n;x+=lowbit(x)) s+=sumv[x]; r...
0
#include <iostream> #include <string> #include <utility> #include <map> #include <vector> using namespace std; int n, m, k; string o; vector<pair<string, vector<string> > > mix; map<string, int> item; int sum(vector<string> s) { int p = 0; for (int i = 0; i < s.size(); i++) { p += item[s[i]]; } return p; } voi...
0
#include <bits/stdc++.h> using namespace std; int n, q; vector<int> v[60]; inline int ch(char c) { return (c - 'a' + 1); } int dfs(int depth, int s) { if (depth == n) return s == 1; int res = 0; for (int i = 1; i <= 6; ++i) { int p = s * 6 + i; if (v[p].size() == 0) continue; res += dfs(depth + 1, v[p...
2
#include <bits/stdc++.h> int main(void) { long long int m, i, l, count[100008] = {0}, e, swap; char ch[200006]; scanf("%s\n", ch); l = strlen(ch); scanf("%I64d\n", &m); while (m--) { scanf("%I64d", &e); count[e]++; } long long int s = 0; for (i = 1; i <= l / 2; i++) { s += count[i]; co...
2
#include <bits/stdc++.h> using namespace std; void printAll(int n, ...) { if (1) { va_list ap; va_start(ap, n); for (int i = 1; i <= n; i++) cout << va_arg(ap, long long int) << " "; cout << endl; va_end(ap); } } template <typename T> string toString(T n) { stringstream ss; ss << n; string...
2
#include <bits/stdc++.h> using namespace std; int main() { int t, cnt = 0; cin >> t; long long n; for (int i = 1; i <= t; i++) { cin >> n; if (n == 1) cout << 0 << "\n"; else { while (n != 1) { if (n % 2 == 0) { n = n / 2; cnt++; } else if (n % 3 == 0)...
1
#include <bits/stdc++.h> int read() { char k = getchar(); int x = 0; while (k < '0' || k > '9') k = getchar(); while (k >= '0' && k <= '9') x = x * 10 + k - '0', k = getchar(); return x; } const int MX = 2e5 + 23; int n, m; int ORG[MX], CAC[MX], tot = 1; struct edge { int node, next, w; } h[MX * 6]; void ad...
5
#include <bits/stdc++.h> using namespace std; char s[10010]; bool vis[1010][1010]; int main() { scanf("%s", s); int n = strlen(s); for (int i = 0; i < n; i++) { if (s[i] == '1') { if (!vis[4][4]) { printf("4 3\n"); vis[4][4] = 1; } else { printf("4 1\n"); vis[4][4] ...
3
#include <iostream> #include <string> #include <vector> using namespace std; typedef struct{ string s; int dot; }data; int n; string s; data d; vector<data> vec; int dotcount(string s){ int count = 0; for(int i = 0;i < s.size();i++){ if(s[i] != '.')break; count++; } return count; } void check(int dot,int ...
0
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 7; struct node { int l, r; int mid() { return (l + r) >> 1; } int val; } t[maxn * 4]; int Beg[maxn], End[maxn], n, a[maxn]; int Lis; int kind[maxn]; void build(int l, int r, int id) { t[id].val = 0; t[id].l = l; t[id].r = r; if (t[id].l ...
5
#include <bits/stdc++.h> using namespace std; const long long N = 300005; const long long M = 1005; const long long mod = 1000000007; const long long inf = (1 << 30); const long long linf = (1LL << 61); long long n, v[M], h, a[M], rez, sum; int main() { ios::sync_with_stdio(false); cin.tie(); cin >> n >> h; for...
2
#include <bits/stdc++.h> #define rep(i,n) for (int i = 0; i < n; i++) using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> pi; typedef pair<pi, pi> pp; typedef pair<ll, ll> pl; const double EPS = 1e-9; const ll MOD = 1000000007; const int inf = 1 << 30; const ll linf = 1LL <...
0
#include <bits/stdc++.h> using namespace std; const long long int mod = 1e9 + 7; const long long int inf = 1e17; bool cmp(pair<long long int, long long int>& a, pair<long long int, long long int>& b) { if (a.first != b.first) return a.first > b.first; else return a.second < b.second; } vector<long ...
5
#include <bits/stdc++.h> using namespace std; const int MAXN = 1e6 + 10; int n, p[MAXN]; bool vis[MAXN]; vector<int> cyc; void dfs(int i) { if (vis[i]) return; vis[i] = true; cyc.push_back(i); dfs(p[i]); } bool cmp(const vector<int> &a, const vector<int> &b) { return ((int)(a).size()) < ((int)(b).size()); } v...
5
#include <bits/stdc++.h> using namespace std; struct node { long long big, lz; }; node tree[100010 << 2]; int n, m, w, h; void pushup(int rt) { tree[rt].big = max(tree[rt << 1].big, tree[rt << 1 | 1].big); } void pushdown(int rt) { int ls = rt << 1, rs = rt << 1 | 1; if (tree[rt].lz) { tree[ls].big = tree[r...
1
#include <bits/stdc++.h> #pragma GCC optimize("O3") using namespace std; void init_ios() { ios_base::sync_with_stdio(0); cin.tie(0); } const int N = 1005; int n, m, res[2 * N], wyn[2 * N], p[2 * N], bla[2 * N]; char a[N][N]; vector<int> topo, child[2 * N], kto[2 * N]; bool vis[2 * N]; int Find(int x) { if (x == p...
4
#include <bits/stdc++.h> using namespace std; const int N = 200 * 1000 + 20; int n, col[N], b[N], g[N]; vector<int> adj[N]; void dfs(int v, int c) { col[v] = c; for (auto u : adj[v]) if (!col[u]) dfs(u, 3 - c); } int main() { ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0); cin >> n; for (int i ...
5
#include <bits/stdc++.h> using namespace std; int main() { long long n, m; int t; cin >> t; while (t--) { scanf("%lld %lld", &n, &m); long long x = n, s = 0; if (n < m) { s = (m - x) / 5; x += s * 5; if (m - x == 1 || m - x == 2) s += 1; else if (m == x) s = s...
1
#include <bits/stdc++.h> using namespace std; template <typename T> T abs(T x) { return x > 0 ? x : -x; } template <typename T> T sqr(T x) { return x * x; } template <typename T> ostream &operator<<(ostream &s, const vector<T> &x) { s << "["; for (auto it : x) { s << it << ", "; } s << "]"; return s; ...
6
#include <bits/stdc++.h> using namespace std; int n, d, m, a[200005], ans[200005]; set<pair<int, int> > s; int main() { cin >> n >> m >> d; int i; for (i = 0; i < n; i++) { cin >> a[i]; s.insert({a[i], i}); } int day = 0; while (!s.empty()) { day++; int p = s.begin()->second; ans[p] = da...
3
#include<iostream> #include<algorithm> int N; int count(int n, int b) { int res = 0; while(n > 0) { res += n%b; n /= b; } return res; } int main() { std::cin >> N; int ans = N; for(int i = 0; i <= N; i += 9) { ans = std::min(ans, count(i/9, 9)+count(N-i, 6)); } std::cout << ans << std::...
0
#include <bits/stdc++.h> using namespace std; int a[11][111], b[11][111], c[11][111]; char str[111]; struct node { int n, v; node(int _n, int _v) { n = _n, v = _v; } node() {} friend bool operator<(node a, node b) { return a.v > b.v; } } p[111]; int main() { int n, m, cc; while (~scanf("%d%d%d", &n, &m, &cc...
1
#include <bits/stdc++.h> using namespace std; long long n, k, a[100003], cnt; int main() { cin >> n >> k; long long d = 1LL << 62; int id; for (int i = 1; i <= k; i++) { long long x; scanf("%lld", &x); long long num = n / x; if (n - num * x < d) { d = n - num * x; id = i; cnt =...
2
#include <bits/stdc++.h> using namespace std; int l[200007], r[200007]; int main() { int n, m; cin >> n >> m; if (1LL * m * (m - 1) < n) { printf("NO"); return 0; } printf("YES\n"); for (int i = 1, x = 1; i <= n; i++, x++) { l[i] = (i - 1) % m + 1; r[i] = x % m + 1; if (!(i % m)) x++; ...
5
#include<bits/stdc++.h> using namespace std; int main(){ // 0 1 2 3 4 5 6 7 8 9 10 11 12 int days[]={0,31,29,31,30,31,30,31,31,30,31,30,31}; for(int i=2; i<=12; ++i){ days[i] += days[i-1]; } char day[][20]={ "Thursday", "Friday", "Saturday", "Sunday", "Monday", "Tuesday", "We...
0
#include <bits/stdc++.h> using namespace std; const int maxx = 1000010; struct node { int num; long long val; bool operator<(const node &X) const { if (val == X.val) return num > X.num; return val < X.val; } }; struct nod { int num; int pos; int bj; } s[maxx]; struct no { int l; int r; int s...
2
#include <bits/stdc++.h> using namespace std; long long a, b, n; long long check(int l, int r, int m) { return max( (((a + (l - 1) * b + a + (r - 1) * b) * (r - l + 1)) / 2 - 1) / m + 1, a + (r - 1) * b); } int main() { scanf("%lld %lld %lld", &a, &b, &n); while (n--) { long long left, t, m; s...
3
#include <bits/stdc++.h> using namespace std; class BinTree : vector<int> { public: explicit BinTree(int k = 0) { assign(k + 1, 0); } int lowbit(int k) { return k & -k; } int sum(int k) { return k > 0 ? sum(k - lowbit(k)) + (*this)[k] : 0; } int last() { return size() - 1; } void add(int k, int w) { if (...
2
#include <bits/stdc++.h> using namespace std; long long M = 1e9 + 7; const int N = 2e5 + 7; vector<int> b; int a[N]; int n, m, h; int seg[N * 4]; int laz[N * 4]; void spl(int v) { for (int u = (v * 2); u <= (v * 2 + 1); u++) { seg[u] += laz[v]; laz[u] += laz[v]; } laz[v] = 0; } void add(int l, int r, int ...
5
#include <bits/stdc++.h> using namespace std; void loadData(void); int proc(void); void printRes(int); int a; int main(int argc, char** argv) { loadData(); printRes(proc()); return 0; } int proc(void) { long long res = 0; res += (long long)(a + a + a - 1) * (long long)a / (long long)2; res += (long long)(a ...
2
#include <bits/stdc++.h> using namespace std; int n, m, k; int dist[3005][3005]; vector<int> adj[3005]; pair<int, int> path[3005][3005]; set<tuple<int, int, int>> forbid; int main() { cin >> n >> m >> k; for (int i = 0; i < m; i++) { int u, v; cin >> u >> v; adj[u].push_back(v); adj[v].push_back(u);...
5
#include<bits/stdc++.h> using namespace std; const int N=25,mo=1e9+7; struct Matrix{ int a[N][N],n; Matrix operator * (const Matrix &b)const{ Matrix c;c.n=n; for(int i=0;i<n;i++) for(int j=0;j<n;j++){ c.a[i][j]=0; for(int k=0;k<n;k++)(c.a[i][j]+=1ll*a[i][k]*b.a[k][j]%mo)%=mo; } return c; } }a; Ma...
0
#include <bits/stdc++.h> int main() { int m, n, k, j, a, c, z, i, count = 0, y = 0; scanf("%d %d %d", &n, &m, &k); int x[n]; for (i = 0; i < n; i++) { scanf("%d", &x[i]); } for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { a = x[i]; if (a > x[j]) { c = x[i]; x[i] = x[j]...
1
#include <bits/stdc++.h> using namespace std; int main() { long long int n, ans; string str; cin >> n; cin >> str; ans = 0; for (int i = (int)str.size() - 1; i >= 0; i--) { if (str[i] == 'B') { ans = (ans * 2) + 1; } else { ans = ans * 2; } } cout << ans << "\n"; return 0; }
2
#include <iostream> #include <cstdio> #include <string> #include <cstring> #include <deque> #include <list> #include <queue> #include <stack> #include <vector> #include <utility> #include <algorithm> #include <map> #include <set> #include <complex> #include <cmath> #include <limits> #include <cfloat> #include <climits>...
0
#include <bits/stdc++.h> using namespace std; int main() { int n, m, k, a[111][111]; cin >> m >> n >> k; for (int i = 1; i <= m; i++) for (int j = 1; j <= n; j++) cin >> a[i][j]; if (m <= k) { int allOne = (1 << m) - 1, f[1024] = {0}; for (int j = 1; j <= n; j++) { int mask = 0; for (int...
2
#include <bits/stdc++.h> using namespace std; int main() { int casos; unsigned long long a, b; scanf("%d", &casos); unsigned long long ul; while (casos--) { scanf("%llu %llu", &a, &b); bitset<60> bitC(0); if (a == b) { cout << a << endl; continue; } if (log2(b) - log2(a) >= 1) ...
1
#include <bits/stdc++.h> using namespace std; int vx[300000][4][4] = {}, vy[300000][4][4] = {}; int Index(char c) { if (c == 'A') return 0; if (c == 'C') return 1; if (c == 'G') return 2; return 3; } char NumToChar(int ind) { if (ind == 0) return 'A'; if (ind == 1) return 'C'; if (ind == 2) return 'G'; ...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); if (n == 1 || n == 2) puts("-1"); if (n == 3) puts("210"); if (n >= 4) { string s = "10"; for (int i = 0; i < n - 4; i++) { s += '0'; } n -= 4; if (n % 6 == 0) s += "50"; if (n % 6 == 1) s += "80";...
2
#include <iostream> #include <cmath> #include <vector> using namespace std; int main() { //freopen ("input.txt","r", stdin); //freopen ("output.txt","w", stdout); cin.tie(0); cin.sync_with_stdio(false); int t; cin >> t; while (t > 0) { t--; long long n, k; cin >> n >> k; k--; int a[n]; for (int i =...
2
#include <bits/stdc++.h> using namespace std; constexpr int maxn = 5e5 + 10; bool mark[maxn]; int a[maxn], b[maxn], n; vector<int> ans; struct SegmentTree { int tree[4 * maxn]; void build(int node, int i, int j) { if (i == j) return (void)(tree[node] = b[i]); int m = (i + j) >> 1; build(node << 1, i, m)...
5
#include <bits/stdc++.h> using namespace std; void fast() { ios_base::sync_with_stdio(false); cin.tie(NULL); } void mysol() { string s; cin >> s; map<char, long long> m; for (char ch : s) m[ch]++; if (m['1'] * m['0'] == 0) cout << s; else { for (long long i = 0; i < s.size(); i++) cout << "10"; ...
2
#include <bits/stdc++.h> using namespace std; int a[1001] = {0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0}; int n; int main() { scanf("%d", &n); printf("%d\n", a[n]); return 0; }
4
#include <bits/stdc++.h> using namespace std; bitset<100001> c; bool a = false; int main() { int n; cin >> n; int x, y; for (int i = 1; i <= n; i++) { cin >> x >> y; if (x == -1) c[i] = 1; if (x != -1 && !y) { c[i] = 1; c[x] = 1; } } for (int i = 1; i <= n; i++) { if (!c[i]) ...
3
#include <bits/stdc++.h> using namespace std; int main() { int n, a, b; cin >> n; vector<pair<int, int>> vec(n); for (int i = 0; i < n; i++) { cin >> a >> b; vec[i] = pair<int, int>(a, b); } sort(vec.begin(), vec.end()); vector<int> ymx(n, -1); ymx[0] = vec[0].second; for (int i = 1; i < n; i+...
3
#include <bits/stdc++.h> using namespace std; int n, m; bool sign[1005]; vector<int> a[1005], b[1005]; int vst[1005]; queue<int> q; bool have = false; int check1() { int res = 0; for (int x = 1; x <= n; x++) { memset(vst, -1, sizeof(vst)); vst[x] = 0; q.push(x); while (!q.empty()) { int u = q....
5
#include <bits/stdc++.h> using namespace std; void ga(int N, long long* A) { for (int i(0); i < N; i++) scanf("%lld", A + i); } long long N, K, B, C, T[(1 << 18)], V, S, X; long long df(long long A) { return min((A % 5) * C + (A / 5) * B, A * C); } long long ev(long long I) { priority_queue<long long> q; long lon...
5
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int i = 1, j = n * n, k, l; for (k = 1; k <= n; k++) { l = 1; while (l <= (n / 2)) { cout << i << " " << j << " "; i++; j--; l++; } cout << endl; } return 0; }
1
#include <cstdio> #include <algorithm> using namespace std; int n,d[110],ans; int main() { scanf("%d",&n); ans=0; for (int i=1;i<=n;i++) { scanf("%d",&d[i]); ans+=d[i]; } if (ans%10==0) { sort(d+1,d+(n+1)); bool t=false; for (int i=1;i<=n;i++) if (d[i]%10!=0) { ans-=d[i]; t=true; break; ...
0
#include <bits/stdc++.h> using namespace std; mt19937 rnd(time(0)); const int32_t SMALL = LONG_MIN >> 1; const int32_t BIG = LONG_MAX >> 1; const int32_t MAXN = 500001; int32_t st[MAXN], en[MAXN]; vector<int32_t> g[MAXN]; int32_t n, cur; void dfs(int32_t u, int32_t p) { for (int32_t v : g[u]) if (v != p) st[v] = ...
5
#include<bits/stdc++.h> using namespace std; typedef long long ll; signed main(){ ios::sync_with_stdio(false); cin.tie(0); cout << fixed << setprecision(20); ll mod = 1e9+7; ll t; string s; cin>>t>>s; ll n = s.size(); ll m=0; if(n==1 && t<=9){ cout << t << endl;...
0
#include <bits/stdc++.h> using namespace std; bool go(const map<long long, int>& all, int x, multiset<long long, greater<long long>> trash) { multiset<long long, greater<long long>> ends; for (const auto& p : all) { if (p.second < x) { for (int i = p.second; i < x; ++i) { ends.insert(p.fir...
3
#include <bits/stdc++.h> using namespace std; #define sz(x) (int)x.size() #define pb push_back #define mp make_pair #define fi(a, b) for(int i=a; i<=b; i++) #define fj(a, b) for(int j=a; j<=b; j++) #define fo(a, b) for(int o=a; o<=b; o++) #define fdi(a, b) for(int i=a; i>=b; i--) #define fdj(a, b) for(int j=a;...
0
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 100; int a[N], b[N]; struct node { int a, b, c; }; vector<node> v; int T[4 * N]; void inti(int n, int b, int e) { if (b == e) { T[n] = a[b]; return; } inti(n * 2, b, (b + e) / 2); inti(n * 2 + 1, (b + e) / 2 + 1, e); T[n] = T[n * 2] &...
2
#include <bits/stdc++.h> using namespace std; int n, a[1025][1025], vis[1025]; bool flag; bool ok() { for (int i = 1; i <= n; i++) if (a[i][0] != n) return 0; return 1; } int main() { ios::sync_with_stdio(0), cin.tie(0), cout.tie(0); cin >> n; for (int i = 1; i <= n; i++) { for (int j = 1; j <= n - ...
0
#include <bits/stdc++.h> using namespace std; #pragma warning(disable : 4996) long long n, MOD; long long w[100005]; long long q, l, r; long long ph[100005]; long long LL; long long qpow(long long x, long long y, long long MOD) { long long ret = 1; int flag = 0; while (y) { if (y & 1) { ret = ret * x; ...
6
#include <bits/stdc++.h> using namespace std; void solve(); int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long t; t = 1; while (t--) solve(); return 0; } void solve() { long long i, j, n, s; cin >> n >> s; vector<long long> a(n); long long small, tot = 0; for...
2
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0), cin.tie(0); int n, k, t = 240, cnt = 0; cin >> n >> k; t -= k; for (int i = 1; i <= n; i++) { if (t - (5 * i) >= 0) { t -= 5 * i; cnt++; } else break; } cout << cnt << '\n'; return 0; }
1
#include <bits/stdc++.h> using namespace std; int main() { long long int i, j, n, m, x = 0, t, ans = 0, sum = 0; string s, a, b; bool f = 0, flag = 0; map<string, bool> mm; cin >> a >> b; mm[a] = 1; mm[b] = 1; cin >> n; cout << a << " " << b << endl; for (i = 0; i < n; i++) { cin >> a >> b; ...
1
#include<cstdio> using namespace std; int main() { register int n,l,r,x,ans=0; scanf("%d%d%d",&n,&l,&r); while(n--) { scanf("%d",&x); if(x<l||x>=r) ans++; } printf("%d\n",ans); return 0; }
0
#include <bits/stdc++.h> using namespace std; int main() { int N,M;cin>>N>>M; vector<int> A(N+1,0); for(int i=0;i<M;i++){ int S,T;cin>>S>>T; A.at(S)++; A.at(T)++; } for(int i=1;i<=N;i++) cout<<A.at(i)<<endl; }
0
#include <iostream> #include <string> using namespace std; int main(void){ int A,B,X; cin>>A>>B>>X; if(A<=X&&X<=A+B) cout<<"YES"; else cout<<"NO"; return 0; }
0
#include <bits/stdc++.h> using namespace std; #define rep(i,n) REP(i,0,n) #define REP(i,s,e) for(int i=(s); i<(int)(e); i++) #define pb push_back #define all(r) (r).begin(),(r).end() #define rall(r) (r).rbegin(),(r).rend() #define fi first #define se second typedef long long ll; typedef vector<int> vi; typedef...
0
#include <bits/stdc++.h> using namespace std; const int N = 1 << 17, chk = 320; deque<int> blocks[chk]; int ctr[N / chk][N]; int main() { std::ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n, q, c, l, r, k, prev, lidx, ridx, elem, st, en, num; cin >> n; for (int i = 0; i < n; i++) { cin >> num; ...
4
#include <bits/stdc++.h> using namespace std; int index(char c) { char x[] = "Bulbasr"; for (int i = 0; i < 7; i++) if (x[i] == c) return i; return -1; } int a[10]; int main() { char in[100002]; cin.getline(in, 100001); int len = strlen(in); for (int i = 0; i < len; i++) { if (index(in[i]) != -1) ...
1
#include <bits/stdc++.h> using namespace std; int main() { long long int n, d; cin >> n >> d; vector<pair<long long int, long long int>> friends(n); vector<long long int> prefix(n); vector<long long int> results; results.reserve(n); for (auto&& _friend : friends) cin >> _friend.first >> _friend.second; ...
2
#include<iostream> using namespace std; int main() { int n, y; cin >> n >> y; y /= 1000; for(int i = 0; i <= n;i++){ for(int j =0; j <= n-i; j++){ if(10*i + 5*j + (n-i-j)*1 == y){ cout << i << ' ' << j << ' ' << n-i-j << endl; return 0; } } } cout << "-1 -1 -1" << endl; return 0; }
0
#include <bits/stdc++.h> using namespace std; const int N = 4010 + 10, mod = 1e9 + 7; const int base[2] = {713, 739}; vector<string> get(int l, int r) { vector<string> ans; if (r < l) return ans; cout << "? " << l << ' ' << r << endl; int len = (r - l + 1); for (int i = 0; i < len * (len + 1) / 2; i++) { ...
3
#include <bits/stdc++.h> using namespace std; int main(){ long n; cin >> n; vector<long> a(n),b(n); for(long i=0;i<n;i++) cin >> a[i] >> b[i]; long res=0; for(long i=n-1;i>=0;i--){ a[i]+=res; if(a[i]%b[i]) res+=b[i]-(a[i]%b[i]); } cout << res << endl; }
0
#include <bits/stdc++.h> using namespace std; using namespace std; const int F = 4e5 + 5, M = 4e5 + 6, OO = 0x3f3f3f3f, MOD = 1e9 + 7; int d[11]; int main() { string a, s; cin >> a >> s; for (int i = 0; i < s.size(); i++) d[s[i] - '0']++; for (int i = 0; i < a.size(); i++) for (int j = 9; j >= 0; j--) ...
2
#include <bits/stdc++.h> using namespace std; vector<multiset<int>> vec(1005), vec1(1005); vector<set<int>> vec10(1005); int main() { int n, m, color, digram; cin >> n >> m; map<int, bool> mp; vector<int> fin; for (int i = 0; i < n; i++) { cin >> color >> digram; vec[digram].insert(color); } for (...
2
#include <bits/stdc++.h> using namespace std; int main() { long long S; cin >> S; int x2 = 1000000000; int x3 = (x2 - S % x2) % x2; int y3 = (S + x3) / x2; cout << "0 0 1000000000 1 " << x3 << " " << y3 << endl; }
0
#include <bits/stdc++.h> using namespace std; map<char, char> H; string s; int flag = 1; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); H['3'] = '3'; H['4'] = '6'; H['5'] = '9'; H['6'] = '4'; H['7'] = '7'; H['8'] = '0'; H['9'] = '5'; H['0'] = '8'; cin >> s; for (int i = 0;...
4
#include <bits/stdc++.h> using namespace std; using ll = int64_t; using graph = vector<vector<int>>; using pii = pair<int, int>; using vpii = vector<pii>; void solve() { ll n, s, t; cin >> n >> s >> t; cout << n - min(s, t) + 1 << endl; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t; ...
1
#include<iostream> #include<algorithm> using namespace std; int main(){ long n,m,p,j[65000],i,s; while(cin>>n,n){ m=1; for(s=i=0;i<n;i++){cin>>p;s+=p;} for(i=0;i<n-1;i++){cin>>j[i];s+=j[i];} sort(j,j+n-1); for(;;){ if((m+1)*(s-j[m-1])>s*m){s-=j[m-1];m++;}else break; if(m==n)break; } cout<<s*m<<endl; } return 0; }
0
#include <bits/stdc++.h> using namespace std; int n; int main(void) { scanf("%d", &n); if (n % 2 == 0) printf("-1\n"); else { for (int i = 0; i < n; i++) { printf("%d ", i); } printf("\n"); for (int i = 0; i < n; i++) { printf("%d ", i); } printf("\n"); for (int i = 0; ...
1
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long n; cin >> n; long long t[5005]; for (long long i = 1; i <= n; i++) { cin >> t[i]; } long long cnt[5005], ans[5005]; memset(ans, 0, sizeof ans); for...
1
#include <bits/stdc++.h> using namespace std; float m(int x0, int y0, int x, int y) { float xx = x - x0; float yy = y - y0; float d = yy / xx; return d; } int main() { int n, x0, y0; cin >> n >> x0 >> y0; vector<int> a(n, 1); vector<int> x(n); vector<int> y(n); for (int i = 0; i < n; i++) { cin ...
2
#include <bits/stdc++.h> using namespace std; const int N = (int)5e5 + 7; const int X = 30 + 7; string s, t; int n, m, x; int best[X][N]; int pw(int a, int b, int mod) { int r = 1; while (b) { if (b & 1) { r = (long long)r * a % mod; } a = (long long)a * a % mod; b /= 2; } return r; } int ...
5
#include <bits/stdc++.h> using namespace std; long long a[100005], c[100005]; int n; void Add(int x, long long v) { for (; x <= n; x += (x & -x)) c[x] += v; } long long Sum(int x) { long long s = 0; for (; x; x -= (x & -x)) s += c[x]; return s; } void solve() { cin >> n; for (int i = 1; i <= n; i++) { i...
1
#include <bits/stdc++.h> using namespace std; int main() { int n, d, t; cin >> n >> d; int td = 0; for (int i = 0; i < n; i++) { cin >> t; td += t; } if (td + (10 * (n - 1)) > d) cout << -1; else cout << (d - td) / 5; return 0; }
1
#include <bits/stdc++.h> int price_buy[1001], price_sell[1001]; int vol_sell[1001], vol_buy[1001]; int s, b; int orders, depth; void init() { int i; for (i = 0; i < b; i++) { price_buy[i] = 0; vol_buy[i] = 0; } for (i = 0; i < s; i++) { price_sell[i] = 0; vol_sell[i] = 0; } s = b = 0; } int ...
2
#include <bits/stdc++.h> using namespace std; long long MIN; long long gold[100005]; bool visit[100005]; vector<int> adj[100005]; void dfs(int source) { MIN = min(MIN, gold[source]); visit[source] = true; for (int i = 0; i < adj[source].size(); i++) { int w = adj[source][i]; if (!visit[w]) { dfs(w);...
3
#include <cstdio> #include <algorithm> #include <iostream> #include <vector> #include <queue> #include <map> #include <set> #include <iomanip> #include <cstring> #include <cmath> #define pb push_back #define mk make_pair #define eps 1e-8 #define fi first #define se second #define all(x) (x).begin(),(x).end() using ...
0
#include <bits/stdc++.h> using namespace std; template <typename T, typename U> inline void smin(T &a, U b) { if (a > b) a = b; } template <typename T, typename U> inline void smax(T &a, U b) { if (a < b) a = b; } template <typename T> inline void gn(T &first) { char c, sg = 0; while (c = getchar(), (c > '9' ||...
1
#include <bits/stdc++.h> using namespace std; int a[1023]; vector<int> v, q; int primes[1023]; long long int calc(const vector<int>& v, int k) { vector<int> kk(k, 0); kk[0] = 1; int temp = 0; for (int elem : v) { temp += elem; temp %= k; kk[temp]++; } long long int res = 0; for (int mod = 0; m...
2
#include <bits/stdc++.h> using namespace std; //#include <ext/pb_ds/assoc_container.hpp> //#include <ext/pb_ds/tree_policy.hpp> //using namespace __gnu_pbds; /*---------------------DEBUGGING--------------------------------------------*/ void __print(int x) {cerr << x;} void __print(long x) {cerr << x;} void __print(lon...
3
#include <bits/stdc++.h> using namespace std; mt19937 rnd; const long long mod = 1e9 + 7; const long long max_n = 1e5 + 3; const long long inf = 2e9 + 3; void run() { long long n; cin >> n; vector<long long> a(n), b(n); for (long long i = 0; i < n; ++i) cin >> a[i]; for (long long i = 0; i < n; ++i) cin >> b[...
3
#include <cstdio> int main(){ int n,t,x,i; scanf("%d%d%d",&n,&x,&t); printf("%d\n", ((n/x) + ((n%x)?1:0)) * t); return 0; }
0
#include <bits/stdc++.h> using namespace std; int main() { int a, b; int cnt = 0, illegal = 0; cin >> a >> b; for (int i = 0; i < a; i++) { int q; cin >> q; cnt = 0; while (q) { if (q % 10 == 4 || q % 10 == 7) cnt++; q /= 10; } if (cnt > b) illegal++; } cout << a - illega...
1
#include <bits/stdc++.h> #include <array> using namespace std; using ULL = unsigned long long; using UL = unsigned; using LL = long long; #define rep(i, n) for(UL i = 0; i < (n); i++) struct Problem { void Solve() { UL V, E, r; cin >> V >> E >> r; vector<vector<pair<UL, UL>>> G(V); rep(i, E) { UL a, b, d; c...
0
#include<stdio.h> #include<stdlib.h> #include<string> #include<iostream> using namespace std; struct Node { int key; Node *right, *left, *parent; }; Node *root, *NIL; Node * treeMinimum(Node *x) { while ( x->left != NIL ) x = x->left; return x; } Node * find(Node *u, int k) { while ( u != NIL && k != u->k...
0