solution
stringlengths
52
181k
difficulty
int64
0
6
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; bool prime[1000001]; long long f[1000005]; long long pow1(long long x, long long y) { long long res = 1; x = x % mod; if (x == 0) return 0; while (y > 0) { if (y & 1) res = (res * x) % mod; y = y >> 1; x = (x * x) % mod; ...
3
#include <bits/stdc++.h> using namespace std; int main() { string s; cin >> s; int n = s.size(), ans = 0, k1 = -1; for (int k = 0; k < n - 3; k++) if (s.substr(k, 4) == "bear") { int a1 = (k - k1) * (n - k - 3); ans += a1; k1 = k; } cout << ans << endl; return 0; }
2
#include <bits/stdc++.h> using namespace std; const int N = 1e4 + 7; const int INF = 1e9 + 7; int n, c, p_1[N], p_2[N], t_1[N], t_2[N], ans_1, ans_2, T_1, T_2; int main() { cin >> n >> c; for (int i = 1; i <= n; i++) { cin >> p_1[i]; p_2[i] = p_1[i]; } for (int i = 1; i <= n; i++) { cin >> t_1[i]; ...
1
#include <bits/stdc++.h> using namespace std; int times[100005]; int sum; int ans[100005]; int num[100005]; int pos[100005]; struct q { int l; int r; int id; } a[100005]; int n, m; void init() { scanf("%d%d", &n, &m); for (int i = 1; i <= n; i++) scanf("%d", &num[i]); int block = int(sqrt(n)); for (int i ...
2
#include <bits/stdc++.h> using namespace std; const double eps = 1e-9; const int inf = 2000000000; const long long infLL = 9000000000000000000; template <typename first, typename second> ostream& operator<<(ostream& os, const pair<first, second>& p) { return os << "(" << p.first << ", " << p.second << ")"; } template...
3
#include<bits/stdc++.h> #define int long long #define mod 1000000007 #define for1(i, n) for(int i = 1; i <= (n);i++) using namespace std; int input() { int r; scanf("%lld", &r); return r; } int f1(int a, int p) { if (p == 1)return a; if (p % 2)return f1(a, p - 1) * a % mod; else { return f1(a * a % mod, p / 2) ...
0
#include <bits/stdc++.h> using namespace std; const int MAX_BUF_SIZE = 16384; char BUFOR[MAX_BUF_SIZE]; int BUF_SIZE, BUF_POS; char ZZZ; const int MXN = 1000010; const int C = 262144; const int INF = 1000000001; int a[MXN]; int n; void test() { scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%d", &a[i]); lon...
1
#include <bits/stdc++.h> using namespace std; const long long INF = 1e18; const double PI = acos(-1.0); const double EPS = 1e-9; struct Point { long long x; long long y; Point() { x = 0LL; y = 0LL; } Point(long long _x, long long _y) { x = _x; y = _y; } }; struct Vector { long long x; lo...
4
#include <bits/stdc++.h> using namespace std; void solve(); int main() { cin.sync_with_stdio(false); solve(); return 0; } char s[4020][4020]; void solve() { int n; cin >> n; for (int i = 0; i < n; ++i) { cin >> s[i]; reverse(s[i], s[i] + n); } int revgor[4020], revvert[4020]; int ans = 0; me...
3
#include<iostream> int main(){int a,b,c;std::cin>>a>>b>>c;std::cout<<(b/a>c?c:b/a);}
0
#include <bits/stdc++.h> using namespace std; typedef signed long long ll; #undef _P #define _P(...) (void)printf(__VA_ARGS__) #define FOR(x,to) for(x=0;x<(to);x++) #define FORR(x,arr) for(auto& x:arr) #define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++) #define ALL(a) (a.begin()),(a.end()) #define ZER...
0
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0; char ch; while (!isdigit(ch = getchar())) ; x = ch - 48; while (isdigit(ch = getchar())) x = x * 10 + ch - 48; return x; } const int MAXN = 2e5 + 5; int n, m, k; vector<pair<int, int> > t[4], tmp; vector<int> ans; inline int ca...
5
#include <bits/stdc++.h> using namespace std; struct Point { int x, y; } point[100010]; int n; int maxn[100010][2]; int minn[100010][2]; bool cmp1(Point a, Point b) { return a.x < b.x; } long long solve() { long long st = 0, ed = (long long)200000000 * (long long)200000000; long long mid; long long maxx, minx; ...
3
#include <bits/stdc++.h> using namespace std; const int N = 200005, K = 3005; struct node { int l, r, tim, id; } q[N]; struct node2 { int v, id, kd; } ls[N]; struct node3 { int p, v; } q2[N]; int n, m, nn, q1, qt, now, opt, size, size2, bl[N], a[N], ans[N], tot[N], totk[K], cnt[N], bl2[N]; bool cmd(node a, no...
6
#include <bits/stdc++.h> using namespace std; int main() { int num[6][3] = {{0, 1, 2}, {1, 0, 2}, {1, 2, 0}, {2, 1, 0}, {2, 0, 1}, {0, 2, 1}}; int n, x; cin >> n >> x; int t = n % 6; printf("%d\n", num[t][x]); return 0; }
1
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 10; const int _max = 1e9; int a[maxn], b[maxn]; int dp[maxn]; vector<int> pos[maxn]; int main() { int n, m, s, e; scanf("%d%d%d%d", &n, &m, &s, &e); for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); } for (int i = 1; i <= m; i++) { ...
3
#include <bits/stdc++.h> using namespace std; template <int MOD_> struct modnum { static constexpr int MOD = MOD_; static_assert(MOD_ > 0, "MOD must be positive"); private: using ll = long long; int v; static int minv(int a, int m) { a %= m; assert(a); return a == 1 ? 1 : int(m - ll(minv(m, a)) * ll(m) /...
0
#include <bits/stdc++.h> using namespace std; int solve() { long long n; cin >> n; vector<int> a(n); for (int(i) = 0; (i) < n; (i)++) { cin >> a[i]; } if (a[n - 1] == 15) cout << "DOWN"; else if (a[n - 1] == 0) cout << "UP"; else if (n == 1) cout << -1; else if (a[n - 2] > a[n - 1]) ...
1
#include<iostream> int main() { int a,b,c,d; std::cin>>a>>b>>c>>d; if(a*b>c*d)std::cout<<a*b; else std::cout<<c*d; return 0; }
0
#include <bits/stdc++.h> using namespace std; long long mul(long long a, long long b) { long long res = ((a % 1000000007) * (b % 1000000007)) % 1000000007; return res; } long long power(long long a, long long b) { if (!b) return 1ll; long long res = power(a, b / 2); res = mul(res, res); if (b & 1) res = mul...
3
#include <iostream> #include <vector> #include <algorithm> #include <string> #include <sstream> #include <cstring> #include <cstdio> #include <cstdlib> #include <cmath> #include <queue> #include <stack> #include <map> #include <set> #include <numeric> #include <cctype> #include <tuple> #include <array> #include <climit...
0
#include <bits/stdc++.h> using namespace std; int K, N1, N2, N3, T1, T2, T3; short U1[30000100], U2[30000100], U3[30000100]; int main() { scanf("%d%d%d%d%d%d%d", &K, &N1, &N2, &N3, &T1, &T2, &T3); int ans = 0; int ctim = 0; for (int i = 0; i < K; ++i) { for (;;) { if (U1[ctim] < N1 && U2[ctim + T1] < ...
4
#include <bits/stdc++.h> using namespace std; bool used[100005]; long long n, a[100006], t[500000]; vector<long long> pos[100006]; void build(int v, int vl, int vr) { if (vl == vr) { t[v] = used[vl]; return; } int vm = (vl + vr) / 2; build(2 * v, vl, vm); build(2 * v + 1, vm + 1, vr); t[v] = t[2 * v...
2
#include<iostream> #include<vector> #include<algorithm> #include<set> #define rep(i,n) for(int i=0;i<(int)(n);i++) using namespace std; typedef pair<int,int> pii; int main(){ int n; cin >> n; vector<int> cnt(n+10, 0); int ones = 0, border = 0; rep(i,n){ int x; cin >> x; if(x >= n+10){ ones...
0
#include <bits/stdc++.h> using namespace std; int n, id[100005]; long long cnt, sum; int main() { cin >> n >> cnt; for (int i = 1; i <= n; ++i) cin >> id[i]; for (int i = 1; i <= n; ++i) { if (cnt - i > 0) cnt -= i; else { cout << id[cnt] << '\n'; return 0; } } return 0; }
2
#include <bits/stdc++.h> using namespace std; const int N = 200010; int t, n, m, b[N], a[N]; int main() { scanf("%d", &t); while (t--) { scanf("%d", &n); for (int i = 1; i <= n; i++) b[i] = 0; int mmo = -1, mp = -1; for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); mmo = max(mmo, a[i]);...
4
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0, neg = 1; char c = getchar(); while (!isdigit(c)) { if (c == '-') neg = -1; c = getchar(); } while (isdigit(c)) x = x * 10 + c - '0', c = getchar(); return x * neg; } inline void print(int x) { if (x < 0) { putchar('-'...
3
#include <bits/stdc++.h> using namespace std; int main() { int n, k; cin >> n >> k; while (k--) cout << n-- << " "; for (int i = 1; i <= n; i++) cout << i << " "; }
1
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int A[n]; bool S[n]; for (int i = 0; i < n; ++i) { cin >> A[i]; S[i] = true; } int t = 0; for (int i = 0; i < n; ++i) { for (int j = 0; j < n; ++j) { if (S[i] == true && S[j] == true && i != j && (A[i] + A[j]) ...
3
#include <bits/stdc++.h> using namespace std; const long long maxn = 1000007; long long n, a[maxn], s[maxn]; long long get_ans(long long u) { long long ans = 0; for (long long i = 1; i <= n; ++i) { ans += min(s[i] % u, u - s[i] % u); } return ans; } int main() { ios::sync_with_stdio(false); cin.tie(0), ...
5
#include<iostream> #include<string> #include<algorithm> using namespace std; char are(char c, int i){ int tmp = ((int)(c -'0' + i))%10; if(tmp>=0) return (char)(tmp + '0'); return (char)((tmp+10) + '0'); } int kore(string start, string goal,int sum){ if(start.empty()) return sum; int move = (int)...
0
#include <bits/stdc++.h> using namespace std; const int MAXN = 1003; int prime[MAXN]; int initPrime(int max) { bool isPrime[MAXN] = {false}; int p = 0; for (int i = 2; i <= max; i++) { if (!isPrime[i]) { prime[p] = i; p++; for (int j = i + i; j <= max; j += i) { isPrime[j] = true; ...
3
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 10, mod = 1e9 + 7; int l, r, num, fen[N], wh[N], a[N], Add[N]; long long tot, fen2[N]; void add(int x, int val) { for (; x < N; x += x & -x) { if (val > 0) { fen[x]++; } else { fen[x]--; } fen2[x] += val; } } pair<int, lon...
3
#include<cstdio> int main(){ char a[64]; while(scanf("%s",&a[0])>0){ for(int i=1;i<8;i++) scanf("%s",&a[8*i]); for(int i=0;i<64;i++){ if(a[i]=='1'){ if(a[i+1]=='1'){ if(a[i+2]=='1'){ puts("C"); }else if(a[i+7]=='1'){ puts("G"); }else if(a[i+8]=='1'){ puts("A"); }else...
0
#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<(n);i++) using namespace std; long long n; int dfs(long long d,bool a,bool b,bool c){ if(d>n) return 0; int res=(a&&b&&c?1:0); res+=dfs(10*d+3,true,b,c); res+=dfs(10*d+5,a,true,c); res+=dfs(10*d+7,a,b,true); return res; } int main(){ scanf("%lld",&n); ...
0
#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int,int>; using db = double; using vi = vector<int>; #define fir first #define sec second #define pb push_back #define lowbit(x) ((x)&(-(x))) struct data { int a, b, c; }p[200000]; int x, y, z; ll l[200000], r[200000]; boo...
0
#include<iostream> #include<string> #include<math.h> using namespace std; int a[10][10000]; int main(){ int r,c; while(true){ cin>>r>>c; if(r==0&&c==0) break; for(int i=0;i<r;i++){ for(int j=0;j<c;j++){ cin>>a[i][j]; } } double rrr=r; int best=0; for(int i=0;i<pow(2,rrr);i++){ int count=0; fo...
0
#include <bits/stdc++.h> int N; char s[507][507]; int rX[] = {-1, 0, 1, 0}; int rY[] = {0, -1, 0, 1}; int spoj[507][507]; int rozm[1000007]; int akt[1000007]; int terRozm; int wyn; void dfs(int y, int x, int num) { spoj[y][x] = num; terRozm++; for (int i = 0; i < 4; i++) { int nx = x + rX[i], ny = y + rY[i]; ...
3
#include <bits/stdc++.h> using namespace std; template <class T> inline T BM(T p, T e, T M) { long long int ret = 1; for (; e > 0; e >>= 1) { if (e & 1) ret = (ret * p) % M; p = (p * p) % M; } return (T)ret; } template <class T> inline T gcd(T a, T b) { if (b == 0) return a; return gcd(b, a % b); } ...
2
#include <bits/stdc++.h> using namespace std; using int64 = long long; int main() { int N, X[200000]; cin >> N; vector< int > vs; for(int i = 0; i < N; i++) { cin >> X[i]; vs.emplace_back(X[i]); } sort(begin(vs), end(vs)); int mex1 = vs[(N - 1) / 2]; int mex2 = vs[(N + 1) / 2]; for(int i =...
0
#include <bits/stdc++.h> using namespace std; #define int long long int int collatz(int n){ if(n==1) return 0; if(n&1) return 1+collatz(3*n+1); else return 1+collatz(n/2); } int32_t main(){ int n;cin>>n;if(n<=2)cout<<4;else cout<<collatz(n)+2; }
0
#include<bits/stdc++.h> using namespace std; const int N=3e5+11; int k,n,ans[N],len; int main(){ // freopen("ex.in","r",stdin); scanf("%d%d",&k,&n); if(k%2==0){ printf("%d",k/2); for(int i=1;i<n;++i) printf(" %d",k); return 0; } for(int i=1;i<=n;++i) ans[i]=(k+1)/2; int T=n/2; len=n; while(T--){ if(ans[l...
0
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; long long A[100001] = {0}; for (long long i = 0; i < n; i++) { cin >> A[i]; if (A[i] >= 0) A[i] = -A[i] - 1; } if (n % 2 == 1) { int min = 0; while (A[min] == -1 && min < n) min++; if (min == n) { A[0...
2
#include <bits/stdc++.h> using namespace std; int fv[10010]; int main() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int n; cin >> n; string s; cin >> s; int ans = 0; int dif = 0; for (auto &x : s) { fv[x]++; if (fv[x] == 1) { dif++; } if (fv[x] > 1) { an...
1
#include <bits/stdc++.h> using namespace std; const int MAXN = 100000; int num; int minp[MAXN + 1], p[MAXN + 1]; int prime(int n = MAXN) { num = 0; memset(minp, 0, sizeof(minp)); for (int i = 2; i <= n; ++i) { if (!minp[i]) p[num++] = i, minp[i] = i; ; for (int j = 0; j < num && i * p[j] <= n; ++j) { ...
5
#include <bits/stdc++.h> using namespace std; void solve() { string second; cin >> second; long long n = ((long long)second.size()); vector<long long> F(n, 0), B(n, 0); for (long long i = 1; i < n; i++) { F[i] = F[i - 1] + (second[i - 1] == '0'); } for (long long i = n - 2; i >= 0; i--) { B[i] = B...
2
#include <bits/stdc++.h> using namespace std; pair<int, int> tab[1100005]; vector<pair<int, int>> pol[1100005]; bool odw[1100005]; vector<pair<pair<int, int>, int>> out; vector<pair<pair<int, int>, int>> w; void dfs(int a) { while (!pol[a].empty()) { if (odw[pol[a].back().second]) pol[a].pop_back(); els...
6
#include<bits/stdc++.h> #define N 2005 using namespace std; int n,m; char s[N][N]; int same[N][N]; int sta[N],top; int main(){ scanf("%d%d",&n,&m); int ans=max(n,m); for(int i=1;i<=n;i++){ scanf("%s",s[i]+1); top=0;sta[0]=1; for(int j=2;j<=m+1;j++){ same[i][j]=(s[i-1][j]^...
0
#include <bits/stdc++.h> using namespace std; int n, w, h, f[2050]; long long fjc[200050], fjcinv[200050]; pair<int, int> a[2050]; inline int read() { char c = getchar(); int f = 1; while (c > '9' || c < '0') { if (c == '-') f = -1; c = getchar(); } int num = 0; while (c >= '0' && c <= '9') { nu...
3
#include <bits/stdc++.h> using namespace std; const int MAX = 100000; const int MOD =1000000007; long long fac[MAX], finv[MAX], inv[MAX]; void COMinit() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < MAX; i++){ fac[i] = fac[i - 1] * i % MOD; inv[i] = MOD ...
0
#include <bits/stdc++.h> using namespace std; int n, m, par[5005]; vector<int> sz[5005]; string s[5005]; int f(int i) { if (par[i] != i) par[i] = f(par[i]); return par[i]; } void merge(int a, int b) { a = f(a), b = f(b); if (a == b) return; if (sz[a].size() < sz[b].size()) { par[a] = b; for (__typeof(...
4
#include<bits/stdc++.h> using namespace std; const int MAX_N = 1<<17; int n,dat[2*MAX_N-1]; void init(int n_){ n=1; while(n<n_)n*=2; for(int i=0;i<2*n-1;i++)dat[i]=INT_MAX; } void update(int k,int a){ k+=n-1; dat[k]=a; while(k>0){ k=(k-1)/2; dat[k]=min(dat[k*2+1],dat[k*2+2]); } } int query(int...
0
#include <bits/stdc++.h> using namespace std; int a[105][105]; struct second { int x, y, z, i, j, k; void pr() { cout << x + 1 << " " << y + 1 << " " << z + 1 << " " << i + 1 << " " << j + 1 << " " << k + 1 << "\n"; } }; void tc() { int n, m; cin >> n >> m; for (int i = 0; i < int(n); i++) { ...
1
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long ll; void solve () { int n; cin >> n; vector<ll> arr (n); for (int i = 0; i < n; i++) { cin >> arr[i]; } sort(arr.begin(), arr.end()); ll prevsum = 0; ll ans = 0; for (int i = 0; i < n; i++) { ...
1
#include <bits/stdc++.h> using namespace std; int n, m; int atas0[1010], atas1[1010], kiri0[1010], kiri1[1010]; long long ans; int main() { int i, j, x; scanf("%d%d", &n, &m); for (i = 0; i < n; i++) { for (j = 0; j < m; j++) { scanf("%d", &x); if (x) { ans += kiri0[i]; kiri0[i] = ...
2
#include <bits/stdc++.h> using namespace std; class C_ {}; template <typename T> C_& operator<<(C_& __m, const T& __s) { if (!1) cerr << "\E[91m" << __s << "\E[0m"; return __m; } C_ merr; struct __s { __s() { if (1) { ios_base::Init i; cin.sync_with_stdio(0); cin.tie(0); } } ~__s() {...
5
#include <bits/stdc++.h> using namespace std; int a[10001], n, i, j, c; int main() { cin >> n; for (i = 2; i <= n; i++) { if (a[i] == 0) for (j = i; j <= n; j += i) a[j]++; if (a[i] == 2) c++; } cout << c; return 0; }
1
#include <bits/stdc++.h> using namespace std; char a[55][55]; struct Tpoint { int x, y; } p[55][55][4][2]; const int dir[4][2] = {{-1, 0}, {0, +1}, {+1, 0}, {0, -1}}; int main() { int ss, n, m; scanf("%d%d", &n, &ss); for (int i = 0; i < n; i++) scanf("%s", a[i]); m = strlen(a[0]); for (int i = 0; i < n; i+...
2
#include <bits/stdc++.h> using namespace std; vector<long long int> D(1000000); vector<pair<long long int, long long int> > G[1000000]; set<long long int> A; long long int findmin(long long int x) { long long int temp = -1; for (unsigned long long int i = 0; i < G[x].size(); i++) { if (A.find(G[x][i].second) ==...
2
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; cin >> n; if (n <= 5) { cout << "-1\n"; } else { for (int i = 2; i <= 4; ++i) { cout << "1 " << i << '\n'; } for (int i = 5; i <= n; ++i) { cout << "2 " << i << '\n'; } ...
3
#include <bits/stdc++.h> using namespace std; const int maxn = 300010; const int INF = 2000000010; int n, m, k; int mi[maxn], ma[maxn], a[maxn], sum[maxn], v[maxn], la[maxn]; vector<pair<int, int>> G; void add(int x, int cnt) { for (int i = x; i <= max(n, m); i += (i & -i)) { sum[i] += cnt; } } int get_sum(int ...
5
#include <bits/stdc++.h> using namespace std; const int nmax = 100005; ifstream in("snacks.in"); ofstream out("snacks.out"); queue<int> q[nmax]; int snacks[nmax], sad = 0, n, k; pair<int, int> g_prefs[nmax]; int guests[nmax]; void input() { int i; cin >> n >> k; for (i = 1; i <= k; i++) { cin >> g_prefs[i].fi...
4
#include <bits/stdc++.h> using namespace std; long long fx[4] = {1, -1, 0, 0}; long long fy[4] = {0, 0, 1, -1}; int smallest(int x, int y, int z) { int c = 0; while (x && y && z) { x--; y--; z--; c++; } return c; } bool rs(long long a, long long b) { return (a > b); } int main() { long long n;...
2
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = n; while (n > 1) { int fac; int flag = 0; for (int i = 2; i * i <= n; i++) { if (n % i == 0) { fac = i; flag = 1; break; } } if (flag == 0) fac = n; ans = ans + (n / ...
2
#include <iostream> using namespace std; int main(){ int A, B, C; cin >> A >> B; C = A + B; cout << (C % 24) << endl; }
0
#include <bits/stdc++.h> #pragma GCC target("avx2") #pragma GCC optimization("O3") #pragma GCC optimization("unroll-loops") const int maxn = 1e6; const int maxN = 1e5 + 5; const long long mod = 998244353; using namespace std; int n, m; vector<int> adj[maxn]; bool vs[maxn]; int par[maxn]; pair<int, int> dfs(int u, int p...
6
#include <bits/stdc++.h> using namespace std; int a, b, c, d, mi, va; int main() { cin >> a >> b >> c >> d; mi = max(3 * a / 10, a - a / 250 * c); va = max(3 * b / 10, b - b / 250 * d); if (mi > va) { cout << "Misha"; } else if (va > mi) { cout << "Vasya"; } else { cout << "Tie"; } return 0;...
1
#include <bits/stdc++.h> using namespace std; int main() { int n, k, l, c, d, p, nl, np, a1, a2, a3, minele; cin >> n >> k >> l >> c >> d >> p >> nl >> np; a1 = (k * l) / nl; a2 = c * d; a3 = p / np; minele = min(a1, a2); minele = min(minele, a3); cout << minele / n << endl; return 0; }
1
#include <bits/stdc++.h> using namespace std; int n, m; int i, j, k, l; int main() { char s[2222]; cin >> n >> s; sort(s, s + n); sort(s + n, s + n + n); bool b1, b2; b1 = b2 = true; for (i = 0; i < n; ++i) { b1 &= (s[i] > s[i + n]); b2 &= (s[i] < s[i + n]); } cout << ((b1 | b2) ? "YES" : "NO"...
2
#include <bits/stdc++.h> using namespace std; const int MAX = 110; int n, m; int a[MAX] = {0}; void clear() {} bool cmp(const int &a, const int &b) { return a > b; } void solve() { scanf("%d", &m); for (int i = 0; i < n; i++) scanf("%d", &a[i]); sort(a, a + n, cmp); int r = 0; while (m > 0) { m -= a[r++];...
1
#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 binexp(long long a, long long b, long long m) { a %= m; long long ans = 1; while (b) { if (b & 1) ans = (ans * a) % m; a = (a * a) % m; b >>= 1; } ret...
2
#include <bits/stdc++.h> using namespace std; long long t, n, i, j, k, x, y, z, l, r, mid, ans, mod = 1e9 + 7, g, m; long long a[400005], b[400005], c[400005]; char ch; string s, st; vector<long long> v[300004], u; int main() { ios::sync_with_stdio(NULL); cin.tie(0); cout.tie(0); cin >> t; while (t--) { c...
1
#include <cstdio> #include <cmath> int main(){ int a=100000,n; scanf("%d",&n); while(n--){ int b=a/20; a+=b-b%1000; if(b%1000!=0) a+=1000; } printf("%d\n",a); }
0
#include <bits/stdc++.h> using namespace std; typedef long long ll; int rt, K, n, cnt, typ; vector<int> linker[2005]; void dfs(int x, int fa, int ndep) { if (ndep > ((K - typ) >> 1)) ++ cnt; for (int cur : linker[x]) if (cur != fa) dfs(cur, x, ndep + 1); } int main() { scanf("%d %d", &n, &K); for (int i = 1; i ...
0
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 5; int n; int a, b, c, d; int main() { while (~scanf("%d", &n)) { int ok = -1; int ans1, ans2; for (int i = 0; i < 4; ++i) { scanf("%d%d%d%d", &a, &b, &c, &d); if (ok == -1) { if (a + c <= n || a + d <= n || b + c <= ...
1
#include <bits/stdc++.h> using namespace std; int main() { int n, m, k, s; cin >> n >> m >> k >> s; vector<int> a(n); for (int i = 0; i < n; i++) cin >> a[i], --a[i]; vector<vector<int>> dp(n, vector<int>(k, 100000000)); vector<vector<int>> adj(n); for (int i = 0; i < m; i++) { int u, v; cin >> u ...
1
#include <bits/stdc++.h> using namespace std; using PII = pair<int, int>; using PLL = pair<long long, long long>; using VLL = vector<long long>; using VI = vector<int>; inline void fastio() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); } const int INF = 0x3f3f3f3f; const long long LINF = 0x3f3f3f3f3f3f3...
2
#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 lcm(long long a, long long b) { return ((a * b) / gcd(a, b)); } long long int read_int() { char r; bool start = false, neg = false; long long int ret = 0; ...
1
#include <bits/stdc++.h> using namespace std; const int N = 1000 + 7; const int M = 100000 + 2; const int inf = 1e9 + 7; const long long linf = 1ll * inf * inf + 7; const double pi = acos(-1); const double eps = 1e-8; const bool multipleTest = 0; int n; int a[N]; int dp[N][126][270]; int pre[N][10]; int last[10]; void ...
5
/* template.cpp {{{ */ #include <bits/stdc++.h> using namespace std; #define get_macro(a, b, c, d, name, ...) name #define rep(...) get_macro(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__) #define rrep(...) get_macro(__VA_ARGS__, rrep4, rrep3, rrep2, rrep1)(__VA_ARGS__) #define rep1(n) rep2(i_, n) #define rep2(i, n)...
0
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); long long len, d; cin >> len >> d; string s; cin >> s; long long j = 1; long long count = 0; long long i = 0; long long point = -1; while (1) { if (i < d && j < len) { if (s[j] == '1') point =...
1
#include <cstdio> #include <iostream> #include <algorithm> #include <cstring> #define MOD 1000000007 using namespace std; int n, m, k; int quickPow(int n, int m) { int res = 1; while (m) { if (m & 1) res = 1LL * res * n % MOD; m >>= 1; n = 1LL * n * n % MOD; } return res; } int main() { scanf("%d%d%d", &n...
0
#include <bits/stdc++.h> using namespace std; const int MAX = 0x3f3f3f3f; int n, k, a[35001], dp[35001][55]; int tree[55][176000], ever[55][176000]; int put(int k, int a, int b, int l, int r, int id, int val) { if (r <= a || l >= b) { return tree[id][k] + ever[id][k]; } if (r <= b && l >= a) { ever[id][k]...
4
#include <bits/stdc++.h> using namespace std; const long long MOD = 1e9 + 7; const int MSIZE = 3e5; const long long base = 7; const double EPS = 1e-9; vector<long long> fac; vector<long long> ifac; long long gcd(long long a, long long b, long long& x, long long& y) { if (a == 0) { x = 0; y = 1; return b; ...
5
#include <bits/stdc++.h> using namespace std; long long ar[100006]; long long cnt[100004]; int main() { long long n; cin >> n; long long m = 1; if (n % 2 == 0) m = 2; long long mid = (n + 1) / 2; long long k = 1; long long mx = -1; for (long long i = 1; i <= n; i++) { cin >> ar[i]; long long df ...
3
#include <bits/stdc++.h> using namespace std; const int MN = 155; int n, k; int s; int a[MN]; int dp[MN][MN * MN]; int main() { for (int i = 0; i < MN; i++) { for (int j = 0; j < MN * MN; j++) { dp[i][j] = 1e9; } } cin >> n >> k >> s; s += (k - 1) * k / 2; for (int i = 0; i < n; i++) { cin >...
4
#include <bits/stdc++.h> using namespace std; const int N = 50005; const int inf = 1000000000; const int B = 8; int n, bin[10], cnt, last[N], anc[N], fa[N], ans[N][256], dp[256][10], dep[N], a[N], q; struct edge { int to, next; } e[N * 2]; int read() { int x = 0, f = 1; char ch = getchar(); while (ch < '0' ...
5
#include<bits/stdc++.h> using namespace std; static const int64_t mod=1000000007; int64_t f(int64_t x,int64_t y){ if(y==0) return 1; else if(y%2==0) return (f(x,y/2)*f(x,y/2))%mod; else return (f(x,y/2)*((x*f(x,y/2))%mod))%mod; } int64_t comb(int64_t x,int64_t y){ int64_t ans=1; for(int64_t i=y;1<=i;i--...
0
#include<bits/stdc++.h> #define LL long long #define maxn 100005 using namespace std; int a[maxn]; void solve(int n) { int mx=0,mn=n; for(int i=1;i<=n;i++) { mx=max(mx,a[i]); mn=min(mn,a[i]); } if(mx-mn>=2) { puts("No"); return ; } if(mx==mn) { if(mx==n-1) puts("Yes"); else if(mx*2<=n) puts("Yes");...
0
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef vector<int> vi; #define PB push_back #define rep(i,x) for(int i=0;i<(x);++i) #define rep1(i,x) for(int i=1;i<=(x);++i) #define all(a) a.begin(),a.end() int P[1001]; int main() { ios::sync_with_stdio(false); cin.tie(0); int ...
0
#include <bits/stdc++.h> using namespace std; void _print(long long t) { cerr << t; } void _print(string t) { cerr << t; } void _print(char t) { cerr << t; } void _print(long double t) { cerr << t; } void _print(double t) { cerr << t; } void _print(unsigned long long t) { cerr << t; } template <class T, class V> void _...
1
#include <iostream> using namespace std; int main() { int d,i,s; while (cin >> d) { s=0; for (i=d;i<600;i+=d) s+=d*i*i; cout << s << endl; } return 0; }
0
#include <bits/stdc++.h> using namespace std; const int INF = 1000 * 1000 * 1000; const long long LINF = 1LL * INF * INF; const int MAX = 100010; const long double PI = acos(-1.); const double EPS = 1e-6; long long mod = 1000LL * 1000 * 1000 + 7; int n, v; int cnt[104]; int a[300005]; int pr[300005]; int main() { ios...
1
#include <bits/stdc++.h> using namespace std; int n, m; int v[1505][1505]; long long mem[1505][1505]; const long long OO = 1LL * 1500 * 1500 * 20000 + 5; int main() { scanf("%d %d", &n, &m); for (int i = 0; i < n; i++) for (int j = 0; j < m; j++) scanf("%d", &v[i][j]); for (int i = 0; i < n; i++) for (int...
5
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 10; const long long mod = 998244353, invg = 332748118; long long fp[N], fac[N], inv[N]; inline long long power(long long a, long long b) { long long res = 1; for (; b; b >>= 1, a = a * a % mod) if (b & 1) res = res * a % mod; return res; } inli...
3
#include <bits/stdc++.h> using namespace std; vector<int> a; int main() { int n, x, m; cin >> n >> m; while (n--) { cin >> x; a.push_back(x); } sort(a.begin(), a.end()); while (m--) { cin >> x; cout << upper_bound(a.begin(), a.end(), x) - a.begin() << endl; } }
2
#include <bits/stdc++.h> long long s[100001]; long long b[100001]; long long a[200000]; int p(long long n, long long k) { if (k == 0) return 1; long long h = p(n, k >> 1); if (k & 1) return (((h * h) % 1000000007) * n) % 1000000007; else return (h * h) % 1000000007; } int main() { long long n, i, r = ...
4
#include <bits/stdc++.h> using namespace std; int main() { int n, m, a; long long x, y; while (cin >> n >> m >> a) { if (n / a == n / (double)a) x = n / a; else x = (int)(n / (double)a) + 1; if (m / a == m / (double)a) y = m / a; else y = (int)(m / (double)a) + 1; cout ...
1
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 5, inf = 1e9 + 7, mod = 1e9 + 7; const long double eps = 1e-12; const long long linf = (long long)1e18 + 7; long long n, m, x, y, a[N], b[N], cnt; vector<long long> g[N]; map<int, bool> q; bool ok = 0; int main() { cin >> n >> m; for (int i = 1; i <=...
4
#include <iostream> #include <algorithm> #include <vector> #include <string.h> typedef long long ll; #define MAX(x, y) (((x) > (y))? (x) : (y)) #define MIN(x, y) (((x) < (y))? (x) : (y)) #define ABS(x) (((x) < 0)? (-1*(x)) : (x)) #define REPI(x,y) for (int i=(x);i<(y);i++) #define REPJ(x,y) for (int j=(x);j<(y);j++) ...
0