output
stringlengths
52
181k
instruction
stringlengths
296
182k
#include <bits/stdc++.h> const int N = 200054, M = N * 2; int n, E = 0, root; int to[M], first[N], next[M]; int a[N], b[N], Lu, Lv, Lt; int p[N], dep[N]; int diff = 0, buc[N]; int len = 0, cyc[N], in_cyc[N]; int A[N], B[N]; inline long long DD(long long &x, const long long y) { return x > y ? x = y : 0; } inline int ...
### Prompt Create a solution in Cpp for the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any oth...
#include <bits/stdc++.h> using namespace std; template <class T> inline void rd(T &x) { x = 0; char c = getchar(); int f = 1; while (!isdigit(c)) { if (c == '-') f = -1; c = getchar(); } while (isdigit(c)) x = x * 10 - '0' + c, c = getchar(); x *= f; } void FAIL() { printf("-1"); exit(0); } co...
### Prompt Construct a cpp code solution to the problem outlined: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ...
#include <bits/stdc++.h> using namespace std; const int mod = 1e9 + 7; inline int Add(int x) { return x >= mod ? x - mod : x; } inline void Add(int &x, int y) { x += y; if (x >= mod) x -= mod; } inline int Sub(int x) { return x < 0 ? x + mod : x; } inline void Sub(int &x, int y) { x = Sub(x - y); } inline int Mul(i...
### Prompt In Cpp, your task is to solve the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ot...
#include <bits/stdc++.h> using namespace std; namespace Dango { const int MAXN = 200005; vector<int> s, t; int n, c[MAXN], p[MAXN], pos, root; int head[MAXN], to[MAXN << 1], nxt[MAXN << 1]; int fa[MAXN], d[MAXN], mn; int anc, tag[MAXN]; int start[2]; int st[MAXN], top; long long res, ans; bool vis[MAXN]; int read() { ...
### Prompt Your challenge is to write a CPP solution to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any isl...
#include <bits/stdc++.h> using namespace std; const long long maxn = 4e5 + 10; long long n, Begin[maxn], Next[maxn], To[maxn], e, ans, x1, x2; long long a[maxn], b[maxn], x, y, dis[maxn], anc[maxn], t, len; bool use[maxn]; vector<vector<long long> > f; vector<long long> A, B; inline void add(long long u, long long v) {...
### Prompt Please create a solution in cpp to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; int vis[201000], dep[201000], n, a[201000], b[201000], fa[201000], rta, rtb, O; int cp, cq; vector<int> G[201000], cir; void dfs(int u, int f) { fa[u] = f, dep[u] = dep[f] + 1; for (auto v : G[u]) if (v != f) dfs(v, u); } void no() { puts("-1"); exit(0); } int l...
### Prompt Please provide a CPP coded solution to the problem described below: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any isl...
#include <bits/stdc++.h> using namespace std; const int maxn = 200005; vector<int> sosedi[maxn]; int parent[maxn], shagi[maxn], start[maxn], finish[maxn], n; bool visit_vertex[maxn]; void dfs(int v, int predok) { parent[v] = predok; shagi[v] = shagi[predok] + 1; for (auto p : sosedi[v]) if (p != predok) dfs(p...
### Prompt Develop a solution in CPP to the problem described below: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; inline char nc() { static char buf[100000], *p1 = buf, *p2 = buf; return p1 == p2 && (p2 = (p1 = buf) + fread(buf, 1, 100000, stdin), p1 == p2) ? EOF : *p1++; } inline void read(int &x) { char c = nc(), b = 1; for (; !(c >= '0' && c <= '9')...
### Prompt Please create a solution in cpp to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; const int N = 4e5 + 10; int w[N], ne[N], la[N]; int a[N], b[N], r, n, t, sw[N], fa[N], q, s1[N], dep[N], nx[N], s2[N]; void link(int x, int y) { w[++t] = y; ne[t] = la[x]; la[x] = t; } void dfs(int x) { for (int y = la[x]; y; y = ne[y]) { int z = w[y]; if (z...
### Prompt Please create a solution in Cpp to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 10; int gi() { int x = 0, o = 1; char ch = getchar(); while (!isdigit(ch) && ch != '-') ch = getchar(); if (ch == '-') o = -1, ch = getchar(); while (isdigit(ch)) x = x * 10 + ch - '0', ch = getchar(); return x * o; } int n, a[N], b[N], fa[N]...
### Prompt Please formulate a Cpp solution to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; const int maxn = 200005; vector<int> sosedi[maxn]; int parent[maxn], shagi[maxn], start[maxn], finish[maxn], n; bool visit_vertex[maxn]; void dfs(int v, int predok) { parent[v] = predok; shagi[v] = shagi[predok] + 1; for (auto p : sosedi[v]) if (p != predok) dfs(p...
### Prompt Please formulate a cpp solution to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; const int MX = 400005; template <typename T> void cmin(T &x, const T &y) { if (y < x) x = y; } template <typename T> void cmax(T &x, const T &y) { if (y > x) x = y; } template <typename T> void read(T &x) { x = 0; char c = getchar(); bool f = 0; while (!isdigit(...
### Prompt Construct a cpp code solution to the problem outlined: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ...
#include <bits/stdc++.h> using namespace std; const int N = 200000 + 1; vector<int> adj[N]; int a[N], b[N]; int depth[N], par[N]; void dfs_init(int u) { for (auto c : adj[u]) { if (c != par[u]) { depth[c] = depth[u] + 1; par[c] = u; dfs_init(c); } } } vector<int> path; bool in_path[N]; int...
### Prompt Generate a Cpp solution to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any other...
#include <bits/stdc++.h> using namespace std; namespace TYC { const int N = 2e5 + 5; int n, A[N], B[N], Dep[N], Fa[N], Vis[N], Id[N]; vector<int> E[N], X, Y; inline int read() { int x = 0, f = 0, ch = getchar(); while (!isdigit(ch)) f |= (ch == '-'), ch = getchar(); while (isdigit(ch)) x = x * 10 + ch - '0', ch =...
### Prompt In Cpp, your task is to solve the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ot...
#include <bits/stdc++.h> const int MN = 200005; int N, su, tu, A[MN], B[MN]; std::vector<int> G[MN]; int stk[MN], top; int faz[MN], dep[MN], sv[MN]; void DFS0(int u, int fz) { dep[u] = dep[faz[u] = fz] + 1; for (auto v : G[u]) if (v != fz) DFS0(v, u); } int DFSD(int u, int fz, int d, int t, int x) { if (u != ...
### Prompt Please create a solution in cpp to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; int read(); int n; int a[200005], b[200005], c[200005], bk[200005]; int hd[200005], nx[400005], to[400005], cnt; void add(int f, int t) { nx[++cnt] = hd[f], hd[f] = cnt, to[cnt] = t; } int fa[200005], dep[200005]; void dfs1(int u) { for (int i = hd[u], v; i; i = nx[i]) ...
### Prompt Create a solution in CPP for the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any oth...
#include <bits/stdc++.h> using namespace std; vector<int> o; int addnum, vel[400010], ne[400010], head[200010]; int a[200010], b[200010]; int n, rt, ed; int tot, posx, posy, pos; inline int read() { int ans = 0; char ch = getchar(); while (ch < '0' || ch > '9') ch = getchar(); while (ch >= '0' && ch <= '9') ...
### Prompt Construct a CPP code solution to the problem outlined: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ...
#include <bits/stdc++.h> using namespace std; using ll = long long; const int N = 200005; int n; int a[N], b[N], c[N]; vector<int> adj[N]; int st, ed; int par[N], inCycle[N]; vector<int> leaf; int inVer, outVer; ll ans; void dfs1(int u, int p) { for (int v : adj[u]) { if (v != p) { par[v] = u; dfs1(v,...
### Prompt Create a solution in cpp for the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any oth...
#include <bits/stdc++.h> using namespace std; vector<int> v[200010], circle; int fa[200010], dep[200010], a[200010], b[200010], n, rt, vs, vt, h1, h2; bool vis[200010], bo[200010]; inline int rd() { int x = 0; char ch = getchar(); for (; ch < '0' || ch > '9'; ch = getchar()) ; for (; ch >= '0' && ch <= '9';...
### Prompt Construct a cpp code solution to the problem outlined: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from any ...
#include <bits/stdc++.h> using namespace std; const int maxn = 200005; vector<int> sosedi[maxn]; int parent[maxn], shagi[maxn], start[maxn], finish[maxn], n; bool visit_vertex[maxn]; void dfs(int v, int predok) { parent[v] = predok; shagi[v] = shagi[predok] + 1; for (auto daleko1 : sosedi[v]) if (daleko1 != p...
### Prompt Please create a solution in cpp to the following problem: A remote island chain contains n islands, with some bidirectional bridges between them. The current bridge network forms a tree. In other words, a total of n - 1 bridges connect pairs of islands in a way that it's possible to reach any island from a...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2; cin >> a >> b; h1 += 8 * a; if (h1 >= h2) { cout << 0; return 0; } if (b >= a) { cout << -1; return 0; } int ans = 0; while (1) { ans++; h1 -= 12 * b; h1 += 12 * a; if (h1 >=...
### Prompt Your challenge is to write a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; void sample() {} int main() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); sample(); long long int t = 1, n, m, q, k, x, y, p, w, i, j, count = 1, sum = 0, ans, mod = 1000000007, b; while (t--) { long long int h1, h2, a, b; ...
### Prompt Develop a solution in cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> #pragma GCC optimize(2) #pragma GCC optimize(3) #pragma GCC optimize(4) using namespace std; int main() { int h1, h2, a, b; scanf("%d %d", &h1, &h2); scanf("%d %d", &a, &b); if (a <= b) { if (8 * a + h1 >= h2) return 0 * puts("0"); else return 0 * puts("-1"); } els...
### Prompt Please provide a Cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; scanf("%d%d%d%d", &h1, &h2, &a, &b); h1 += 8 * a; if (h1 >= h2) { printf("0\n"); return 0; } if (a <= b) { printf("-1\n"); return 0; } printf("%d\n", (h2 - h1 + (a - b) * 12 - 1) / ((a - b) * 12)); return 0; }...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; const int inf = 1e9; const int MOD = 1e9 + 7; const int N = 0; int h1, h2, up, down; int solve() { int d = h2 - h1 - 8 * up; if (d <= 0) return 0; if (down >= up) return -1; int inc = (up - down) * 12; return (d + inc - 1) / inc; } int main() { cin >> h1 >> h2 >...
### Prompt Construct a Cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; long long max(long long a, long long b) { if (a > b) return a; else return b; } bool cmp(long long a, long long b) { return a > b; } int main() { int h1, h2, day, night; cin >> h1 >> h2 >> day >> night; if (h1 + day * 8 >= h2) { cout << 0 << endl; ...
### Prompt Your task is to create a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d; while (cin >> a >> b >> c >> d) { if (c <= d) { if (a + 8 * c >= b) printf("0\n"); else printf("-1\n"); } else { for (int i = 0;; i++) { if (a >= b) { printf("%d\n", i); b...
### Prompt Please create a solution in cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int a, b, x, y, ans, org; long long t; int main() { cin >> a >> b; cin >> x >> y; t = b - a; t -= 8 * x; while (t > 0) { t += 12 * y; t -= 12 * x; ans++; if (ans == 1e5 + 100) { cout << "-1"; return 0; } } cout << ans << endl; ...
### Prompt Your challenge is to write a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> int abs(int n) { return n > 0 ? n : -n; } int min(int a, int b) { return a < b ? a : b; } int max(int a, int b) { return a > b ? a : b; } using namespace std; int main() { cin.sync_with_stdio(false); cin.tie(0); cout.tie(0); int h1, h2; int a, b; cin >> h1 >> h2; cin >> a >> b; ...
### Prompt Please provide a cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; const double PI = acos(-1); void solve() { long long h1; cin >> h1; ; long long h2; cin >> h2; ; long long a; cin >> a; ; long long b; cin >> b; ; h1 += 8 * a; if (h1 >= h2) { cout << 0 << endl; return; } if (a <= b) { cout << -1 ...
### Prompt Your challenge is to write a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int main(int argc, const char* argv[]) { long long lH, lH1, lA, lB; cin >> lH >> lH1 >> lA >> lB; if ((lH + 8 * lA) >= lH1) cout << 0 << endl; else if (lA > lB) { int iUp, iDown; iUp = lH1 - lH - (8 * lA); iDown = 12 * (lA - lB); cout << (iUp + i...
### Prompt Create a solution in Cpp for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; const long long MAX = 1e5 + 3; const long long mod = 1e9 + 7; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int t = 1; while (t--) { long long h1, h2; cin >> h1 >> h2; long long a, b; cin >> a >> b; if (a <= b) {...
### Prompt Your task is to create a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; int main() { long h1, h2, a, b, c, d, e = 1; int k = 0; cin >> h1 >> h2 >> a >> b; c = h2 - h1; d = a * 8; if (d >= c) cout << 0; else if ((d < c) && (b >= a)) cout << "-1"; else { while (1) { d = d - b * 12; d = d + a * 12; if ...
### Prompt Develop a solution in Cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; template <typename X> inline X abs(const X& a) { return a < 0 ? -a : a; } template <typename X> inline X sqr(const X& a) { return a * a; } int main() { int h1, h2; cin >> h1 >> h2; int a, b; cin >> a >> b; if (a <= b && (8 * a + h1) < h2) { cout << -1 << e...
### Prompt Create a solution in Cpp for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, day = 0; cin >> h1 >> h2 >> a >> b; if (a > b || h1 + a * 8 >= h2) { while (h1 < h2) { h1 += a * 8; if (h1 >= h2) break; h1 -= b * 12; h1 += a * 4; ++day; } } else day = -1; cout << day << en...
### Prompt Construct a CPP code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; template <class Iter> ostream& __o(ostream& os, Iter a, Iter b); template <class A, class B> ostream& operator<<(ostream& os, const pair<A, B>& p); template <class A> ostream& operator<<(ostream& os, const vector<A>& x) { return __o(os, x.begin(), x.end()); } template <cl...
### Prompt Please create a solution in Cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; const long double EPS = 1e-6; const int INF = (int)(INT_MAX - 100); const long long mod = (int)(1e+9 + 7); const int N = (int)(0); int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; h1 += 8 * a; int d = h2 - h1, v = a - b; if (d <= 0) return cout << 0, 0; ...
### Prompt Construct a cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; constexpr int MOD = 1000 * 1000 * 1000 + 7; constexpr long long inf = 1e9; long long h1, h2; long long a, b; bool check(long long day) { if (h1 >= h2) return true; long long h = h1 + 12ll * day * (a - b); h += 8ll * a; return (h >= h2); } int main() { ios::sync_wi...
### Prompt Please provide a cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int main() { long long days = 0, a, b, meeting = -1, now = 14, h1 = 0, h2 = 0; cin >> h1 >> h2; cin >> a >> b; for (int i = 0; i < (int)1e6; i++) { if (h1 >= h2) { meeting = days; break; } if (now >= 10 && now < 22) { h1 += a; } els...
### Prompt Please formulate a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; if (h1 + a * 8 >= h2) cout << "0"; else if (a <= b) cout << "-1"; else { h1 += a * 12; h1 -= b * 12; int d = 1; while (h1 < h2) { if (h1 + a * 8 >= h2) break; els...
### Prompt Construct a CPP code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; const long long INF = (1LL << 60) - 1; bool isPowerOfTwo(long long x) { return x && (!(x & (x - 1))); } int32_t main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); long long h1, h2, a, b; cin >> h1 >> h2 >> a >> b; if (h1 + 8 * a >= h2) cout << 0 ...
### Prompt Please formulate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, i = 0; cin >> h1 >> h2 >> a >> b; if (a <= b) { if (h2 > h1 + 8 * a) cout << "-1\n"; else cout << "0\n"; } else if (a > b) { if (h2 <= h1 + 8 * a) cout << "0\n"; else { h1 += 8 * a; while (...
### Prompt Please create a solution in cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; void masterstroke() { long long h1, h2, a, b; cin >> h1 >> h2; cin >> a >> b; if (b >= a) { if (a * 8 + h1 >= h2) { cout << 0 << endl; } else { cout << -1 << endl; } } else { long long ht = h1 + 8 * a; long long day = 0; while (...
### Prompt Please formulate a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; int ans = 0; bool flag = false; int now = h1, next; while (!flag) { next = now + 8 * a; if (next >= h2) { flag = 1; printf("%d\n", ans); return 0; } ans++; now = next...
### Prompt Please provide a cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; const long long inf = 1e18; const long long inf2 = INT_MAX; int main() { { ios_base::sync_with_stdio(false); cin.tie(NULL); }; long long h1, h2, a, b; cin >> h1 >> h2 >> a >> b; long long d = 0; long long now = h1; bool f...
### Prompt Develop a solution in cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; const int MAX = 5e5 + 10; const int MAXN = 1e4 + 10; const int MOD = 1e9 + 7; const int inf = 1e9; const double pi = acos(-1.0); const double eps = 1e-6; int main() { ios::sync_with_stdio(false); int u, v, x, y, cnt; cin >> u >> v >> x >> y; if (u + 8 * x >= v) ...
### Prompt Develop a solution in CPP to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); long long int a, b, c, d; cin >> a >> b >> c >> d; a += (8 * c); if (d >= c and b > a) cout << -1; else { long long int answer = 0; while (b > a) { answer++; a += (c - d) * 12; } cout << a...
### Prompt Generate a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; int h = 14; int d = 0; int od; int nd = 0; while (h1 < h2) { if (h >= 10 && h < 22) h1 += a; else { h1 -= b; } h++; if (h == 24) { od = nd; nd = h1; d++...
### Prompt Please provide a Cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int main(int argc, char* argv[]) { int h1, h2; int a, b; cin >> h1 >> h2 >> a >> b; h1 += 8 * a; double d = (a - b) * 12; if (h1 >= h2) { cout << 0 << endl; return 0; } if (d <= 0) { cout << -1 << endl; return 0; } int res = ceil((h2 - h1...
### Prompt In cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> using std::cin; using std::cout; using std::endl; int main() { int h1, h2, a, b, days; days = 0; cin >> h1 >> h2 >> a >> b; h1 += a * 8; if (h1 >= h2) { cout << 0; return 0; } h1 -= b * 12; if (a * 12 <= b * 12 && h1 < h2) { cout << -1; return 0; } while (h1 ...
### Prompt Your challenge is to write a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; void sor(vector<long long> &x) { sort(x.begin(), x.end()); } void rev(vector<long long> &x) { reverse(x.begin(), x.end()); } long long gcd(long long x, long long y) { if (y == 0) { return x; } return gcd(y, x % y); } long long max(long long x, long long y) { if ...
### Prompt Create a solution in CPP for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5, inf = 0x3f3f3f3f; int main() { int a, b, h1, h2; while (cin >> h1 >> h2) { cin >> a >> b; int add = a * 12, de = b * 12, first = 8 * a; if (a <= b) { if (h1 + first >= h2) puts("0"); else puts("-1"); c...
### Prompt Develop a solution in CPP to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> int main() { int m, n, a, b; while (~scanf("%d%d%d%d", &n, &m, &a, &b)) { if (n + 8 * a >= m) printf("0\n"); else if (n + 8 * a < m && b >= a) printf("-1\n"); else { n = n + 8 * a; int ans = 0; while (1) { ans++; n += 12 * a; ...
### Prompt Your task is to create a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; const long long mod = 1000000007LL; const long long inf = 1e18; inline long long max(long long a, int32_t b) { return a > b ? a : b; } inline long long max(int32_t a, long long b) { return a > b ? a : b; } inline long long min(long long a, int32_t b) { return a < b ? a : b;...
### Prompt Your challenge is to write a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, ans = 0, f = 0; cin >> h1 >> h2 >> a >> b; h1 += 8 * a; if (h1 >= h2) { f = 1; } if (!f) { if (a <= b) { cout << -1 << endl; return 0; } h1 -= 12 * b; ans++; while (1) { h1 += 12 * a; ...
### Prompt Construct a Cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; template <typename T1, typename T2> istream& operator>>(istream& in, pair<T1, T2>& a) { in >> a.first >> a.second; return in; } template <typename T1, typename T2> ostream& operator<<(ostream& out, pair<T1, T2> a) { out << a.first << " " << a.second; return out; } t...
### Prompt Please provide a CPP coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> int main() { int h1, h2; int a, b; scanf("%d%d", &h1, &h2); scanf("%d%d", &a, &b); int i = h1; int day = 1; int ans = 0; while (i < h2) { if (day == 1) { day = 0; i = i + a * 8; if (a <= b && i < h2) { ans = -1; break; } } else { ...
### Prompt Construct a cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; int main() { int n, m, a, b; cin >> n >> m >> a >> b; int x = m - n, r = 0, t = 14; if (b >= a && a * 8 < x) { cout << -1; return 0; } while (x > 0) { if (10 <= t && t < 22) x -= a; else x += b; t++; if (t == 24) r++, t = 0; ...
### Prompt Create a solution in CPP for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, i, c, d; cin >> h1 >> h2 >> a >> b; if (b >= a && h2 - h1 > 8 * a) cout << "-1" << endl; else { for (i = 0;; i++) { if (i == 0) { c = 8 * a; h1 = h1 + c; if (h1 >= h2) { cout << i << endl...
### Prompt Generate a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; int main() { long long a, b, h1, h2, d = -1; cin >> h1 >> h2 >> a >> b; if (a <= b && h1 + 8 * a < h2) { cout << -1; return 0; } h1 -= 4 * a; while (h1 < h2) { h1 += 12 * a; d++; if (h1 >= h2) { cout << d; return 0; } h1 -...
### Prompt Your task is to create a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; const long long MAX = 1e9 + 7; int cal(int j) { int sum1 = ((j) * (j - 1)) / 2; return (sum1); } long long gcd(long long a, long long b) { if (a == 0) return b; return gcd(b % a, a); } int findGCD(int arr[], int n) { int result = arr[0]; for (int i = 1; i < n; i...
### Prompt Construct a cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> int main() { int h1, h2, a, b; scanf("%d %d", &h1, &h2); scanf("%d %d", &a, &b); if (h2 - h1 <= 8 * a) printf("%d", 0); else if (a <= b) printf("%d", -1); else { h1 = h1 + a * 8 - b * 12; int count = 1; while (h1 + 12 * a < h2) { h1 = a * 12 + h1 - b * 12; ...
### Prompt Please provide a Cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:102400000,102400000") using namespace std; const double PI = acos(-1.0); const int MOD = 1e9 + 7; const int N = 1000006; const int MAX = 1e9; int h1, h2, a, b, ans; int main() { cin >> h1 >> h2; cin >> a >> b; if (h1 + 8 * a >= h2) { cout << 0 << endl; ...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> inline long long gcd(long long a, long long b) { return b ? gcd(b, a % b) : a; } inline void sub(long long &a, long long b) { a -= b; if (a < 0) a += 1000000007; } inline void add(long long &a, long long b) { a += b; if (a >= 1000000007) a -= 1000000007; } template <typename T> inline T...
### Prompt Your task is to create a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; signed main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); ; long long h1, h2; cin >> h1 >> h2; long long a, b; cin >> a >> b; h1 += 8 * a; if (h1 >= h2) { cout << 0 << endl; return 0; } h1 -= 12 * b; for (long long i = 1; i <= 1e6; ...
### Prompt Construct a Cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; int main() { int64_t h1, h2, a, b, i, c, k, l; scanf("%I64d%I64d", &h1, &h2); scanf("%I64d%I64d", &a, &b); c = h1 + 8 * a; if (c >= h2) { printf("0"); return 0; } if (c < h2 && a <= b) { printf("-1"); return 0; } if (a > b || a <= b) { ...
### Prompt In cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> using namespace std; int h1, h2; int a, b; int ans = 0; int main() { scanf("%d%d", &h1, &h2); scanf("%d%d", &a, &b); h1 += a * 8; if (h1 >= h2) printf("0\n"); else if (h1 < h2 && b >= a) printf("-1\n"); else if (h1 < h2 && b < a) { int num1 = (h2 - h1) % ((a - b) * 12); ...
### Prompt Construct a CPP code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2; int a, b; int sol; cin >> h1 >> h2 >> a >> b; h1 += (a * 8); if (h1 >= h2) cout << 0; else { if (a <= b) cout << -1; else { sol = 0; while (h1 < h2) { sol++; h1 -= (b * 12); h1 += (...
### Prompt Please create a solution in cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; int aday = a * 12, bday = b * 12; h1 += a * 8; if (aday <= bday && h1 < h2) { cout << -1 << "\n"; return 0; } if (h1 >= h2) { cout << 0 << "\n"; return 0; } int d = aday - bday; in...
### Prompt In cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2; int a, b; int cur; int ret = 0; cin >> h1 >> h2; cin >> a >> b; cur = h1; if (cur >= h2 || cur + a * 8 >= h2) { cout << 0; return 0; } cur = cur + a * 8 - b * 12; ++ret; while (1) { if (cur + a * 12 >= h2) { ...
### Prompt Your task is to create a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, c, d; cin >> h1 >> h2 >> a >> b; float count; h1 += 8 * a; if (h1 >= h2) { cout << "0" << endl; } else if (b >= a) { cout << "-1" << endl; } else { c = h2 - h1; d = a - b; count = ceil(float(c) / (float(d) * 1...
### Prompt Develop a solution in Cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int, int>; const int oo = 1e9 + 7; const ll mod = 1e9 + 7, maxn = 100010; const double PI = acos(-1); int main() { ios_base::sync_with_stdio(false); cin.tie(0); ll h, f, a, b, time, t = 0; cin >> h >> f >> a >> b; for (time =...
### Prompt Construct a CPP code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; int h1, h2, a, b; int main() { ios_base::sync_with_stdio(0); cin >> h1 >> h2 >> a >> b; if (h2 <= h1 + a * 8) { cout << 0 << endl; return 0; } if (b >= a) { cout << -1 << endl; return 0; } int d = 1; h1 += a * 8; h1 -= b * 12; while (h2 >...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; int h1, h2, a, b, t(14); int main() { cin >> h1 >> h2 >> a >> b; if (h1 + a * (22. - 14.) < h2 && a <= b) cout << -1; else if (h1 + a * (22. - 14.) >= h2) cout << 0; else { h1 += a * (22 - 14); int ans(0); while (true) { ans++; h1 -= ...
### Prompt Please create a solution in cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b, i; while (scanf("%d %d", &h1, &h2) != EOF) { scanf("%d %d", &a, &b); if (a <= b) { if (h1 + 8 * a >= h2) printf("0\n"); else if (h1 + 20 * a - 12 * b >= h2) printf("1\n"); else printf("-1\n...
### Prompt Please provide a CPP coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int a, b, h1, h2, t, h; int main() { while (~scanf("%d%d%d%d", &h1, &h2, &a, &b)) { if (8 * a + h1 >= h2) { printf("0\n"); continue; } if (a <= b) { if (8 * a + h1 - 12 * b + 12 * a >= h2) printf("1\n"); else printf("-1\...
### Prompt In cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> typedef long long LL; const double INF = 1e100; const int oo = ~0u >> 2; const double pi = acos(-1.0); const double EPS = 1e-8; const int MAXN = 100033; int h1, h2; int a, b; int cur; int main() { scanf("%d%d", &h1, &h2); scanf("%d%d", &a, &b); if (h1 + 8 * a >= h2) puts("0"); else ...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; vector<int> vis[1500000]; int a[1500000], b[1500000]; int main() { int h1, h2, cur1, cur2; int cnt = 0; scanf("%d%d%d%d", &h1, &h2, &cur1, &cur2); if (cur1 * 8 >= h2 - h1) printf("0\n"); else if (cur2 >= cur1 && cur1 * 8 < h2 - h1) printf("-1\n"); else i...
### Prompt Develop a solution in cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; const int MAX = 1e2 + 7; long long a, b, h1, h2, H, jump, req, total; string s; int main() { cin >> h1 >> h2 >> a >> b; req = h2 - h1, jump = (a - b) * 12, req -= (a * 8); if (b >= a or (h2 - h1) <= a * 8) puts((h2 - h1) <= a * 8 ? "0" : "-1"); else cout << ...
### Prompt Please formulate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { long long m, a, b, n, d, x; cin >> a >> b >> n >> m; x = (b - a) - (8 * n); if (x <= 0) cout << "0" << endl; else { if (n <= m) cout << "-1" << endl; else { double y = (double)x / ((12 * n) - (12 * m)); cout << ceil(y) <<...
### Prompt Please formulate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; long long mod = 1e9 + 7; int main() { ios::sync_with_stdio(false); int x, y, f, b; cin >> x >> y; cin >> f >> b; if (f * 8 + x >= y) { cout << "0\n"; return 0; } long long cur = f * 8 + x - 12LL * b, ans = 0; while (1) { ans++; if (cur + 12LL...
### Prompt Construct a CPP code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> using namespace std; int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; if (h1 + a * 8 >= h2) { cout << 0 << '\n'; } else { cout << ((12 * a - 12 * b > 0) ? (h2 - (h1 + a * 8)) / (12 * a - ...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; int main() { int n, m, k, h; cin >> n >> m >> k >> h; if ((n + (8 * k)) < m && k <= h) { cout << -1 << endl; return 0; } int i = 0; while (n < m) { if (i == 0) n += 8 * k; else n += 12 * k; if (n >= m) break; n -= 12 * h; ...
### Prompt Create a solution in CPP for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; long long int gcd(long long int a, long long int b) { return (b == 0 ? a : gcd(b, a % b)); } long long int lcm(int a, int b) { return (a * (b / gcd(a, b))); } long long int max(long long int a, long long int b, long long int c) { return max(a, max(b, c)); } long long in...
### Prompt Construct a cpp code solution to the problem outlined: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar ...
#include <bits/stdc++.h> long long int gcd(long long int a, long long int b) { if (b == 0) return a; return gcd(b, a % b); } long long int exp(long long int x, long long int y) { long long int res = 1; x = x % 1000000007; while (y > 0) { if (y & 1) res = (res * x) % 1000000007; y = y >> 1; x = (x ...
### Prompt Create a solution in CPP for the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was...
#include <bits/stdc++.h> using namespace std; int h1, h2, a, b, t; int main() { scanf("%d%d%d%d", &h1, &h2, &a, &b); t = 0; if (h1 + a * 8 < h2) { h1 += a * 8; h1 -= 12 * b; ++t; while (1) { h1 += a * 12; if (h1 >= h2) break; h1 -= 12 * b; ++t; if (a <= b) { t...
### Prompt In Cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> using namespace std; int main() { int a, b, h1, h2; while (cin >> h1 >> h2 >> a >> b) { if (b >= a) { if (8 * a + h1 < h2) cout << -1 << endl; else cout << 0 << endl; } else { if ((h2 - h1 - 8 * a) <= 0) cout << 0 << endl; else { ...
### Prompt Generate a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; template <class T> void splitstr(const string &s, vector<T> &out) { istringstream in(s); out.clear(); copy(istream_iterator<T>(in), istream_iterator<T>(), back_inserter(out)); } static void redirect(int argc, const char **argv) { ios::sync_with_stdio(false); cin.t...
### Prompt Please formulate a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; const long long INF = 1e9; const long long LINF = 1e18; const long double EPS = 1e-9; const long double PI = 3.141592653589; const long long MOD = 1e9 + 7; int main() { ios::sync_with_stdio(false); cout.tie(nullptr); cin.tie(nullptr); float tbegin = clock(); srand...
### Prompt Develop a solution in Cpp to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int h1, h2, a, b; cin >> h1 >> h2 >> a >> b; int h = 14; int d = 0; int od; int nd = 0; while (h1 < h2) { if (h >= 10 && h < 22) h1 += a; else { h1 -= b; } h++; if (h == 24) { od = nd; nd = h1; d++...
### Prompt Please formulate a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { long long h1, h2, a, b; cin >> h1 >> h2 >> a >> b; long long d = 1; long long bh = h1; h1 += 8 * a; if (a <= b) { if (h1 >= h2) { cout << 0 << endl; return 0; } cout << -1 << endl; return 0; } while (true) { if (h...
### Prompt Please create a solution in Cpp to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> int a, b, c, d, h; int main() { scanf("%d %d %d %d", &a, &b, &c, &d); h = a + 8 * c; if (h >= b) { printf("0"); return 0; } if (c <= d) { printf("-1"); return 0; } printf("%d", (b - h) / (12 * (c - d)) + (((b - h) % (12 * (c - d)) == 0) ? 0 : 1)); return...
### Prompt In cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...
#include <bits/stdc++.h> int main(int argc, char *argv[]) { long int h1, h2, a, b, number = 1; scanf("%ld %ld", &h1, &h2); scanf("%ld %ld", &a, &b); int night = 12, day = 8; if (day * a >= h2 - h1) printf("0\n"); else if (a <= b) printf("-1\n"); else { while (a * day + number * (a - b) * night...
### Prompt Your task is to create a CPP solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the cat...
#include <bits/stdc++.h> using namespace std; int h1, h2, a, b, k; int main() { cin >> h1 >> h2 >> a >> b; if (h1 + 8 * a < h2 && a <= b) { cout << "-1"; return 0; } h1 -= 4 * a; for (;; k++) { h1 += 12 * a; if (h1 >= h2) { cout << k; break; } h1 -= 12 * b; } return 0; ...
### Prompt Please formulate a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> int main() { int a, b, c, d; scanf("%d%d%d%d", &a, &b, &c, &d); b -= a + 8 * c; c = (c - d) * 12; if (b <= 0) printf("0\n"); else if (c <= 0) printf("-1\n"); else printf("%d\n", (b + c - 1) / c); return 0; }
### Prompt Please create a solution in CPP to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; int main() { int i, n, s = 0, a, m, b; cin >> n >> m; cin >> a >> b; n += a * 8; if (n >= m) cout << 0; else { if (b >= a) cout << -1; else { while (n < m) { s++; n = n - 12 * b; n = n + 12 * a; } cout ...
### Prompt Your challenge is to write a Cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> const int maxn = 1e5 + 7; int ans = 0; int main() { int h1, h2, a, b; scanf("%d%d%d%d", &h1, &h2, &a, &b); int dis = h2 - h1; if (a * 8 >= dis) puts("0"); else { ans++; h1 += a * 8 - b * 12; h1 += a * 12; if (h1 > h2) puts("1"); else if (b >= a) put...
### Prompt Generate a cpp solution to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar was c...
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int ch = 0, h, h1, p = 0, h2, a, b, i, first = 0, days; cin >> h1 >> h2 >> a >> b; h = h2 - h1; for (i = 1; i <= 8; i++) { ch += a; if (ch >= h) { cout << "0\n"; first = 1; p...
### Prompt Please create a solution in CPP to the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpill...
#include <bits/stdc++.h> using namespace std; inline int in() { int32_t x; scanf("%d", &x); return x; } inline long long lin() { long long x; scanf("%lld", &x); return x; } inline int mul(int a, int b) { long long x = a; x *= (long long)b; if (x >= 1000000007) x %= 1000000007; return x; } inline int...
### Prompt Please provide a Cpp coded solution to the problem described below: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the...
#include <bits/stdc++.h> using namespace std; int h1, h2, a, b; int main() { cin >> h1 >> h2; cin >> a >> b; h1 += 8 * a; if (h1 >= h2) cout << "0"; else { if (a <= b) cout << "-1"; else { h1 -= 12 * b; for (int i = 1; i <= 10000; i++) { h1 += 12 * a; if (h1 >= h2...
### Prompt In Cpp, your task is to solve the following problem: The 9-th grade student Gabriel noticed a caterpillar on a tree when walking around in a forest after the classes. The caterpillar was on the height h1 cm from the ground. On the height h2 cm (h2 > h1) on the same tree hung an apple and the caterpillar wa...