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#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int v = v0; int ctr = 1; while (c > 0) { c -= v; if (ctr != 1) c += l; if (c <= 0) { cout << ctr << '\n'; return 0; } ++ctr; v += a; if (v > v1) v = v1; } return 0; }
#include <bits/stdc++.h> int main() { int c, v, v1, a, l, nd = 0, rc = 0; scanf("%d%d%d%d%d", &c, &v, &v1, &a, &l); while (rc <= c) { if (v + (nd * a) <= v1) { rc = rc + v + (nd * a); nd++; if (rc >= c) break; rc = rc - l; } else { rc = rc + v1; nd++; if (rc >= c) break; rc = rc - l; } } printf("%d", nd); }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l, sum = 0, sum1, cont = 0, i = 0; scanf("%d %d %d %d %d", &c, &v0, &v1, &a, &l); while (sum < c) { sum1 = v0 + (a * i); if (sum1 < v1) { cont++; sum += sum1; if (i != 0) { sum -= l; } } else { sum += v1; cont++; if (i != 0) { sum -= l; } } i++; } printf("%d", cont); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int days = 0; while (c > 0) { c -= min(v1, v0 + a * days) - l * bool(days); days++; } cout << days; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; int ans = 1; int p = 0; cin >> c >> v0 >> v1 >> a >> l; p = v0; while (p < c) { ans++; p -= l; if (v0 + a * (ans - 1) > v1) p += v1; else p += v0 + a * (ans - 1); } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int days = 1; int page = v0; while (true) { if (page >= c) break; page -= l; int read = min(v0 + days * a, v1); page += read; days++; } cout << days << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n, first, max, add, r, day = 1, ye = 0, su = 0; scanf("%d %d %d %d %d", &n, &first, &max, &add, &r); if (first >= n) { printf("%d\n", day); return 0; } ye = first; su = first; for (;;) { su += add; if (su > max) su = max; ye += su - r; day++; if (ye >= n) { printf("%d\n", day); break; } } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int c, v0, v1, a, l, count, sum, pr, totalread = 0, days = 0; cin >> c >> v0 >> v1 >> a >> l; count = c; sum = 0; while (count > 0) { pr = v0 + sum; if (pr > v1) pr = v1; count = count - pr; if (days != 0) { count = count + l; } sum = sum + a; days++; } cout << days; }
#include <bits/stdc++.h> using namespace std; int main() { int all, one, more, maxs, last; cin >> all >> one >> maxs >> more >> last; int days = 0, see = 0; while (true) { see += one; days++; if (see >= all) break; see -= last; one = min(maxs, one + more); } cout << days << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long x, y, z; string s1, s2, s; void memset_ll(long long a[], long long v, long long n) { for (long long i = 0; i < n; i++) a[i] = v; } void memset_s(char a[], char v, long long n) { for (long long i = 0; i < n; i++) a[i] = v; } int compare(const void* a, const void* b) { return (*(long long*)a - *(long long*)b); } void q_sort(long long a[], long long n) { qsort(a, n, sizeof(long long), compare); } static int compare1(const void* a, const void* b) { if (*(double*)a > *(double*)b) return 1; else if (*(double*)a < *(double*)b) return -1; else return 0; } void q_sort_d(double a[], long long n) { qsort(a, n, sizeof(double), compare1); } long long sum(long long n) { long long i = 0, a[6], j, k = 0; while (n > 0) { a[i] = n % 10; n /= 10; i++; } for (j = 0; j < i; j++) k += a[j]; return k; } string trans_upper(string ss) { transform(ss.begin(), ss.end(), ss.begin(), ::toupper); return ss; } long long power(long long n, long long m) { long long f = 1; for (long long i = 0; i < m; i++) { f = f * n; } return f; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long t, l, p, q, r, i, j, h, k, e = 0, f = 0, g = 0; long long temp = 0, n, m, d = 0, nl, np; cin >> n >> p >> q >> h >> l; n = n - p; d = 1; while (n > 0) { d++; n = n + l; p = p + h; r = min(p, q); n = n - r; } cout << d; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int ntrang, ngaydau, toida, heso, doclai, kq, tong; while (scanf("%d %d %d %d %d", &ntrang, &ngaydau, &toida, &heso, &doclai) > 0) { kq = 0; tong = 0; while (ntrang > tong) { if (kq == 0) { tong += (ngaydau); } else { tong += (min(toida, heso * kq + ngaydau) - doclai); } kq++; } printf("%d\n", kq); } return 0; }
#include <bits/stdc++.h> using namespace std; int ar[1000]; int main() { int i, j, k, c, v1, v2, a, l, m, s, n, ans = 1, w = 0; cin >> c >> v1 >> v2 >> a >> l; m = v1; while (v1 < c) { v1 -= l; if (v1 < 1) v1 = 1; w++; if (m + (a * w) <= v2) { v1 += (a * w) + m; } else v1 += v2; if (v1 >= c) { ans++; break; } ans++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int d = 1; int r = v0; int tmp = v0; while (1) { if (r >= c) break; tmp = tmp + a; if (tmp > v1) tmp = v1; r += (tmp - l); d++; } cout << d << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int sum = 0; int cur = v0; int page_complete = 0; for (int i = 1;; i++) { page_complete = page_complete + cur; if (page_complete >= c) { cout << i; return 0; } cur = cur + a; if (cur >= v1) { cur = v1; } page_complete -= l; } cout << sum; return 0; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l, res, tam, j = 0; int main() { cin >> c >> v0 >> v1 >> a >> l; tam = v0; res = 1; j = v0; while (true) { if (tam >= c) break; tam -= l; j += a; if (j > v1) j = v1; tam = tam + j; res++; } cout << res; return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = 2000000000; const long long LINF = 9000000000000000000; const long double EPS = 0.00001; bool AinB(long long a, long long b, long long c, long long d) { return c <= a && a <= d && c <= b && b <= d; } bool isller(long long a, long long b, long long c, long long d) { return (a <= c && c <= b) || (a <= d && d <= b) || (c <= a && a <= d) || (c <= b && b <= d); } template <class T, class F, T fZero> struct Node { F f; Node<T, F, fZero> *L, *R; T t; void recalc() { t = f((L != nullptr ? L->t : fZero), (R != nullptr ? R->t : fZero)); } Node(Node<T, F, fZero> *Left, Node<T, F, fZero> *Right) { L = Left; R = Right; recalc(); } }; template <class T, class F, T fZero> T get(Node<T, F, fZero> *v, long long tl, long long tr, long long l, long long r) { if (AinB(tl, tr, l, r)) { return v->t; } else if (!isller(tl, tr, l, r)) { return fZero; } else { long long tm = (tl + tr) / 2; return v->f(get(v->L, tl, tm, l, r), get(v->R, tm + 1, tr, l, r)); } } template <class T, class F, T fZero> void update(Node<T, F, fZero> *v, long long tl, long long tr, long long pos, T val) { if (tl == pos && tl == tr) { v->t = val; } else { long long tm = (tl + tr) / 2; if (pos <= tm) { update(v->L, tl, tm, pos, val); } else { update(v->R, tm + 1, tr, pos, val); } v->recalc(); } } template <class T, class F, T fZero> void build(Node<T, F, fZero> *&v, long long tl, long long tr, vector<T> &a) { if (tl == tr) { v->t = a[tl]; } else { long long tm = (tl + tr) / 2; Node<T, F, fZero> *Left = new Node<T, F, fZero>(nullptr, nullptr); Node<T, F, fZero> *Right = new Node<T, F, fZero>(nullptr, nullptr); build(Left, tl, tm, a); build(Right, tm + 1, tr, a); v->L = Left; v->R = Right; v->recalc(); } } struct Min { long long operator()(long long a, long long b) { return (a < b ? a : b); } }; struct Sum { long long operator()(long long a, long long b) { return a + b; } }; void solve() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int pos = 0; int v = v0; int day = 0; while (pos < c) { if (day != 0) v += a; if (v > v1) v = v1; pos += v - min(l, pos); ++day; } cout << day; return; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); cout.precision(20); solve(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int v0, v1, c, l, a, i, p = 0, n = 1; cin >> c >> v0 >> v1 >> a >> l; i = v0; p = v0; while (p < c && c > v0) { n++; if (i <= v1 - a) i = i + a; else i = v1; p = p + i - l; } cout << n; }
#include <bits/stdc++.h> using namespace std; int main() { long long c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; long long count = v0; long long d = 1; while (count < c) { d++; v0 += a; v0 = min(v0, v1); count += v0 - l; } cout << d << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; static int rowNbr[] = {-1, -1, -1, 0, 0, 1, 1, 1}; static int colNbr[] = {-1, 0, 1, -1, 1, -1, 0, 1}; long long int power(long long int base, long long int p) { long long int ans = 1; while (p) { if (p & 1) ans = (ans * base); base = (base * base); p /= 2; } return ans; } long long int modPower(long long int base, long long int p, long long int mod = (1000000007LL)) { long long int ans = 1; while (p) { if (p & 1) ans = (ans * base) % mod; base = (base * base) % mod; p /= 2; } return ans; } long long int gcd(long long int a, long long int b) { if (b == 0) return a; return gcd(b, a % b); } int main() { ios::sync_with_stdio(false); cin.tie(0); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int day = 1; int read = v0; if (v0 < c) { while (1) { ++day; if (read >= c) break; read += min(v1, v0 + (day - 1) * a) - l; } cout << day - 1; } else cout << "1"; }
#include <bits/stdc++.h> int c, v0, v1, a, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int i, t = 0; for (i = 1;; i++) { t += v0; if (t >= c) break; v0 += a; if (v0 > v1) v0 = v1; t -= l; } printf("%d", i); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); int c, v1, v2, a, l; cin >> c >> v1 >> v2 >> a >> l; int wynik = 0; int ile = 0; wynik += v1; ile++; while (wynik < c) { v1 += a; wynik += min(v1, v2); wynik -= l; ile++; } cout << ile; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int t; long long c, vo, v1, a, l; cin >> c >> vo >> v1 >> a >> l; long long p = 0; long long count = 0; while (p < c) { if (count == 0) p += min(vo + count * a, v1); else p += min(vo + count * a, v1) - l; count++; } cout << count; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; int main() { scanf("%d %d %d %d %d", &c, &v0, &v1, &a, &l); int atual = v0; if (v0 >= c) return printf("1\n"), 0; int inc = v0; int day = 1; while (1) { inc += a; inc = min(inc, v1); atual += inc - l; day++; if (atual >= c) break; } printf("%d\n", day); return 0; }
#include <bits/stdc++.h> using namespace std; signed main() { ios_base::sync_with_stdio(0); cin.tie(0); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; for (int day = 0; true; day++) { int read = min(v1, v0 + day * a); if (day > 0) c += l; c -= read; if (c <= 0) { cout << day + 1 << endl; break; } } }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; while (scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l) != EOF) { int sum = v0; int i = 1; int count = 1; while (sum < c) { int series = v0 + (a * i); if (series > v1) series = v1; sum += series - l; count++; i++; } printf("%d\n", count); } return 0; }
#include <bits/stdc++.h> using namespace std; int c, l, v0, v1, a; inline bool read() { if (!(cin >> c >> v0 >> v1 >> a >> l)) return false; return true; } inline void solve() { int pos = v0; int t = 1; int add = v0; while (pos < c) { add = min(v1, add + a); pos += add - l; t++; } cout << t << endl; } int main() { read(); solve(); }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, s = 0, l, x = 0, y = 0, z = 0; cin >> c >> v0 >> v1 >> a >> l; int m = v0; for (int i = 0; z < c; i++) { x = i * a; s = m + x; if (s <= v1) { z = z + s; } else { z = z + v1; } if (i != 0) z = z - l; y++; } cout << y; }
#include <bits/stdc++.h> int c, v0, v1, a, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int ct = v0, days = 1; while (ct < c) { ++days; ct += std::min(v1, v0 + a * (days - 1)) - l; } printf("%d\n", days); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; while (scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l) != EOF) { int sum = 0; if (v0 > v1) v0 = v1; for (int i = 1;; i++) { if (v0 > v1) v0 = v1; sum += v0; v0 += a; if (sum >= c) { printf("%d\n", i); return 0; } sum -= l; } } }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int c, v0, v1, l, a; cin >> c >> v0 >> v1 >> a >> l; int i; int sum = v0; for (i = 1;; ++i) { if (sum >= c) break; sum += min(v1 - l, v0 + i * a - l); } cout << i; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v, v1, a, l; cin >> c >> v >> v1 >> a >> l; int pages_read = 0; int days = 0; while (1) { pages_read += (min(v + (days * a), v1)); days++; if (pages_read >= c) break; pages_read -= l; } cout << days << endl; }
#include <bits/stdc++.h> bool isPrime(int n) { if (n <= 1) return false; else if (n <= 3) return true; else if ((n % 2 == 0) || (n % 3 == 0)) return false; int i = 5; while (i * i <= n) { if ((n % i == 0) || (n % (i + 2) == 0)) return false; i += 6; } return true; } int gcd(int a, int b) { if (a == b) return a; if (a > b) return gcd(a - b, b); return gcd(a, b - a); } int lcm(int a, int b) { return (a * b) / gcd(a, b); } using namespace std; int lis(vector<int> arr, int n) { int *lis, i, j, max = 0; lis = (int *)malloc(sizeof(int) * n); for (i = 0; i < n; i++) lis[i] = 1; for (i = 1; i < n; i++) for (j = 0; j < i; j++) if (arr[i] > arr[j] && lis[i] < lis[j] + 1) lis[i] = lis[j] + 1; for (i = 0; i < n; i++) { if (max < lis[i]) max = lis[i]; } return max; } int c, v0, v1, a, l; int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL); cin >> c >> v0 >> v1; cin >> a >> l; c -= v0; int x = 1; while (c > 0) { c = c + l - min(v1, v0 + a * x); x++; } cout << x; return 0; }
#include <bits/stdc++.h> using namespace std; const int mx = 3e5 + 100; int main() { long long c, d, e, a, l, temp = 0, p = 0, i = 1, ans; cin >> c >> d >> e >> a >> l; while (true) { if (d + a * p >= e) ans = e; else ans = d + a * p; temp += ans; if (temp >= c) { cout << i << endl; return 0; } temp -= l; temp = max(temp, 0 * 1ll); p++; i++; } }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, L; int i = 0; cin >> c >> v0 >> v1 >> a >> L; while (c > 0) { c -= v1 < v0 + i * a ? v1 : v0 + i * a; i++; if (c > 0) c += L; } cout << i << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int d = 1, red = v0; while (red < c) { int tr = min(v1, v0 + d * a); red += tr - l; d++; } cout << d << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int f = 1; for (;; f++) { c -= v0; v0 += a; if (v0 > v1) v0 = v1; if (c <= 0) return 0 * printf("%d", f); c += l; } }
#include <bits/stdc++.h> using namespace std; int isprime(int n) { int i; for (i = 2; i * i <= n; i++) { if (n % i == 0) return 0; } return 1; } int main() { long long int n, k = 0, i = 0, m, x = 0, y, q, r, s, l, t, a, v0, v1, c, b, j = 0, d = 0, ct = 0, sum = 0, h[1000009] = {0}, temp = 10000, fl = 0; cin >> c >> v0 >> v1 >> a >> l; for (i = 0;; i++) { if ((v0 + a * i) <= v1) c = c - (v0 + a * i); else c -= v1; if (c <= 0) break; c += l; } cout << i + 1; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int s = v0; int rem = c; int reread = 0; int days = 0; while (1) { days++; if (c + reread <= s) { break; } c = c - s + reread; s = s + a; reread = l; s = min(s, v1); } cout << days; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, vi, a, l; scanf("%d %d %d %d %d", &c, &v0, &vi, &a, &l); int atual = v0; int cont = 0; int page = 0; while (page < c) { cont++; page += atual; if (page >= c) { break; } page -= l; atual = min(vi, atual + a); } printf("%d\n", cont); return 0; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int ans = 1; int now = v0; int x = v0; while (now < c) { x += a; if (x > v1) x = v1; now += x - l; ++ans; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; const int MAXN = 1e6 + 7; const long double pi = acos(-1); int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; if (c <= v0) { cout << 1 << '\n'; return 0; } int tot = v0, days = 1; while (tot < c) { tot += min(v0 + a * days, v1) - l; ++days; } cout << days << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; while (cin >> c >> v0 >> v1 >> a >> l) { int ans = 0; int p; p = v0; ans++; int i = 1; int s = v0; while (s < c) { int k = v0 + (i * a); if (k > v1) k = v1; k -= l; s += k; ans++; i++; } cout << ans << endl; } return 0; }
#include <bits/stdc++.h> int main() { int c, vo, term, v1, a, l, ans = 1, sum; scanf("%d%d%d%d%d", &c, &vo, &v1, &a, &l); sum = vo; term = vo + a; while (sum < c) { if (term < v1) { sum = term + sum - l; term = term + a; } else sum = sum + v1 - l; ans++; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int b, n, p, q, i, j, r, s, y; cin >> n >> p >> q >> r >> s; b = p; y = p; for (i = 1;; i++) { if (p >= n) { break; } b = (y + (i * r)); if (b > q) { b = q; } p += b; p -= s; } cout << i << endl; }
#include <bits/stdc++.h> using namespace std; const int inf = (int)1e9; const int mod = inf + 7; int c, v0, v1, a, l, cnt; int main() { cin >> c >> v0 >> v1 >> a >> l; int ind = 0; while (true) { if (cnt >= c) { break; } if (ind == 0) { if (v0 <= v1) { cnt += v0; } else { cnt += v1; } } else { int t = v0 + ind * a; cnt -= l; if (t <= v1) { cnt += t; } else { cnt += v1; } } ind++; } cout << ind; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long c, w, v, a, l, pages, days = 1; cin >> c >> v >> w >> a >> l; pages = v; while (pages < c) { v += a; if (v > w) v = w; pages = pages - l + v; days++; } cout << days; }
#include <bits/stdc++.h> struct mStruct { long long int a, b; }; bool comp(mStruct a, mStruct b) { return a.a + a.b > b.a + b.b; } using namespace std; void checkDefine(); long long int c, v0, v1, a, l; int main() { cin >> c >> v0 >> v1 >> a >> l; long long int mn = min(v0, v1); long long int res = mn; long long int i = 1; do { if (res >= c) { cout << i; return 0; } res += min(v1, v0 + i * a); if (i >= 1) res -= l; i++; } while (true); return 0; } void checkDefine() { long long int n, a[200005]; map<long long int, long long int> m; cin >> n; for (int i = (0), _b = (n - 1); i <= _b; i++) { cin >> a[i]; m[a[i]]++; } string s; cin >> s; { cout << "s" << " = "; cout << (s) << endl; }; { cout << "a" << " = "; for (int _ = 0, _a = (n); _ < _a; _++) cout << a[_] << ' '; cout << endl; }; { cout << "\"------------\"" << " = "; cout << ("------------") << endl; }; for (__typeof(m.begin()) it = m.begin(); it != m.end(); ++it) { cout << it->first << " " << it->second << endl; } }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int ans = 1; int val = v0; if (val != c) { while (c > val) { val -= l; int sub = min(v0 + ans * a, v1); val += sub; ans++; } } cout << ans << endl; return 0; }
#include <bits/stdc++.h> int main() { int c, v0, v1, a, l; scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int now = 0; int day = 0; while (1) { now += v0; v0 += a; if (v0 > v1) { v0 = v1; } day++; if (now >= c) { printf("%d", day); break; } now -= l; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l, d = 1, t; cin >> c >> v0 >> v1 >> a >> l; while (d) { if (d == 1) { t = v0; } else if (d > 1) { t = (v0 + (d - 1) * a); } if (d == 1) { c = c - t; } else if (t <= v1 && d > 1) { c = c - (t - l); } else if (t > v1) { c = c - (v1 - l); } if (c <= 0) { cout << d; break; } d++; } return 0; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int ans = 0, page = 0; while (++ans) { page = max(0, page - l); page += v0; v0 = v0 + a; v0 = min(v0, v1); if (page >= c) break; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; void solve() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int days = 1, prev = v0; while (prev < c) { prev = prev - l + min(v0 + days * a, v1); days++; } cout << days; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t = 1; while (t--) { solve(); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l, ans = 0; scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); for (int i = 0; i != -1; i++) { ans++; int cur = min(v1, v0 + i * a); c -= cur; if (c <= 0) break; c += l; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v, v1, a, l; cin >> c >> v >> v1 >> a >> l; int s = v; int ct = 1; while (s < c) { if (v + (ct * a) > v1) s += v1 - l; else { s += v + (ct * a) - l; } ct++; } cout << ct; return 0; }
#include <bits/stdc++.h> using namespace std; const long long N = 2e5 + 5; const long long mod = 1e9 + 7; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long c, v0, v1, a, l, ans = 0; cin >> c >> v0 >> v1 >> a >> l; long long tot = 0; while (tot < c) { long long add = v0 - l * (ans > 0); tot = tot + add; v0 = min(v0 + a, v1); ans++; } cout << ans; }
#include <bits/stdc++.h> using namespace std; int main() { int v0, v1, c, a, l, days, read, prev; cin >> c >> v0 >> v1 >> a >> l; read = v0; prev = read; days = 1; while (read < c) { if (prev + a < v1) { read += prev + a - l; prev += a; } else { read += v1 - l; prev = v1; } days++; } cout << days; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { std::ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int c, v0, v1, a, l, v; cin >> c >> v0 >> v1 >> a >> l; int i = 0, r = 0, count = 0; while (c > 0) { if (v0 + i * a <= v1) { v = v0 + i * a; } else { v = v1; } count++; i++; if (count > 1) { r = v - l; } else { r = v; } c = c - r; v = v0; } cout << count << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int ans = 1; int now = v0; while (now < c) { v0 += a; if (v0 > v1) v0 = v1; now += v0 - l; ans++; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int binsearch(int arr[], int n, int element) { int low = 0, high = n - 1; while (low <= high) { int mid = low + (high - low) / 2; if (arr[mid] == element) return mid; else if (arr[mid] < element) low = mid + 1; else high = mid - 1; } return -1; } void printArr(int arr[], int n) { for (int i = 0; i < n; i++) { cout << arr[i] << " "; } cout << "\n"; return; } int modexp(int x, unsigned int y, int p) { int res = 1; x = x % p; while (y > 0) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } void solve() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int pages_read = 0, days = 0; while (pages_read < c) { days++; if (days == 1) pages_read += min(v0, v1); else pages_read += min((v0 + a * (days - 1) - l), v1 - l); } cout << days << endl; return; } int main() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int t = 1; while (t) { solve(); t--; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; scanf("%d %d %d %d %d", &c, &v0, &v1, &a, &l); int cur = v0; int ans = 1; for (int i = 1; cur < c; ++i) { int t = min(v1, v0 + i * a) - l; cur += t; ans++; } printf("%d\n", ans); }
#include <bits/stdc++.h> using namespace std; int c, v_0, v_1, a, l, cnt, lp; int main() { cin >> c >> v_0 >> v_1 >> a >> l; cnt = v_0; lp = cnt; if (lp >= c) return cout << 1 << '\n', false; for (int i = (2); i < (c + 10); i++) { if (cnt + a >= v_1) { cnt = v_1; lp += cnt - l; } else { cnt += a; lp += cnt - l; } if (lp >= c) { return cout << i << '\n', false; } } return false; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; int main() { while (~scanf("%d %d %d %d %d", &c, &v0, &v1, &a, &l)) { int ans = 0; while (c > 0) { c -= v0; if (ans) c += l; ans++; v0 = v0 + a; v0 = min(v0, v1); } printf("%d\n", ans); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int v = v0, ans = 0; while (c > 0) { ans++; c -= v; if (c <= 0) break; c += l; v = min(v + a, v1); } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int n = 1; int x = 0; int t = 0; for (;;) { if (n == 1) { x = v0; t = v0; if (x >= c) { cout << 1 << endl; return 0; } n = 2; } else { x -= l; t += a; t = min(v1, t); x += t; if (x >= c) { cout << n << endl; return 0; } n++; } } return 0; }
#include <bits/stdc++.h> using namespace std; long long x, y, z, ans, cnt; bool b; string num_to_string(int num) { stringstream ss; ss << num; return ss.str(); } void O_o() { ios::sync_with_stdio(0); ios_base::sync_with_stdio(0); cin.tie(0), cout.tie(0); } int main() { O_o(); long long c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; cnt += v0; ans++; y++; while (cnt < c) { if (v0 + y * a <= v1) cnt += (v0 + y * a) - l; else cnt += v1 - l; y++; ans++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int c, a, m, d, l; cin >> c >> a >> m >> d >> l; int ans = 0; int read = a; while (c > 0) { ans++; c -= read; read += d; if (read > m) { read = m; } if (c <= 0) { break; } c += l; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int p = 0, days = 0; while (true) { days++; p += v0; if (p >= c) { break; } v0 += a; if (v0 > v1) { v0 = v1; } p -= l; } cout << days << endl; return 0; }
#include <bits/stdc++.h> using namespace std; void fun() {} signed main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ; fun(); long long int c, v, u, a, l, p = 0, ans = 1; cin >> c >> v >> u >> a >> l; p += v; while (p < c) { v += a; p += min(v, u) - l; ans++; } cout << ans; cerr << "time elapsed : " << 1.0 * clock() / CLOCKS_PER_SEC << " sec \n"; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 1; const int inf = 1e9; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); long long int c, v, v1, l, a, i, j; cin >> c >> v >> v1 >> a >> l; long long int cnt = 0, curr = 0, prev = 0; cnt++; c -= v; curr = v; while (c > 0) { cnt++; curr += a; curr = min(curr, v1); c -= (curr - l); } cout << cnt, cout << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int min(int a, int b); int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int pages = c, i = 0; while (pages > 0) { pages = pages - min(v0 + i * a, v1); if (pages == 0) { i++; break; } i++; if (pages < 0) break; pages += l; } cout << i << '\n'; return 0; } int min(int a, int b) { return (a < b) ? a : b; }
#include <bits/stdc++.h> int main() { int c, v0, v1, a, l, i; scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); for (i = 1;; i++) { int v; v = v0 + (i - 1) * a; if (v > v1) v = v1; c = c - v; if (c <= 0) break; else c += l; } printf("%d", i); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int pages = 0; int days = 0; while (true) { ++days; pages += v0; if (pages >= c) break; v0 = min(v0 + a, v1); pages -= l; } cout << days << endl; }
#include <bits/stdc++.h> using namespace std; const int INF = 0x7FFFFFFF; void Filework(void) { freopen(".in", "r", stdin); freopen(".out", "w", stdout); } int c, v0, v1, l, a; int d; int total; int main() { int i; scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); total = 1; while (true) { d++; if (d != 1) { total -= l; } total += (v0 - 1); v0 += (a); if (v0 >= v1) v0 = v1; if (total >= c) break; total++; } printf("%d\n", d); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; scanf("%d%d%d%d", &c, &v0, &v1, &a); scanf("%d", &l); int pcnt = 0; int dcnt = 0; while (true) { if (pcnt >= c) break; if (dcnt == 0) { if (pcnt + v0 <= v1) pcnt = pcnt + v0; else pcnt = pcnt + v1; dcnt++; continue; } else { pcnt = pcnt - l; if (v0 + dcnt * a <= v1) pcnt = pcnt + (v0 + dcnt * a); else pcnt = pcnt + v1; dcnt++; } } cout << dcnt; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v, vv, a, l; cin >> c >> v >> vv >> a >> l; int cnt = 0; int s = 0; while (true) { cnt += 1; s = s + v; v += a; if (v > vv) { v = vv; } if (s >= c) { cout << cnt << endl; break; } s -= l; } }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; void solve() { cin >> c >> v0 >> v1 >> a >> l; int left = c - v0; int ans = 1; if (left <= 0) { cout << 1 << "\n"; } else { for (int i = 1; left > 0; i++) { int x = v0 + i * a; x = min(x, v1); x -= l; left -= x; ans++; } cout << ans << "\n"; } } int main() { ios::sync_with_stdio(0); cin.tie(0); int t = 1, i = 1; while (t--) { solve(); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l, i, j, count = 1, h; cin >> c >> v0 >> v1 >> a >> l; c = c - v0; j = v0; while (c > 0) { i = j + a - l; if (j + a > v1) i = v1 - l; j = i + l; c = c - i; count++; } cout << count; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l, sum = 0; cin >> c >> v0 >> v1 >> a >> l; int i = 0, b; while (1) { b = v0 + i * a; if (b >= v1) b = v1; sum = sum + b; i++; if (sum >= c) break; else c += l; } cout << i << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int v0, v1, a, c, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); int crtPage = v0, day = 1, nrp = v0; while (crtPage < c) { nrp = min(v1, nrp + a); crtPage += nrp - l; ++day; } printf("%d\n", day); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int t = v0; int d = 1; while (t < c) { t -= l; v0 = min(v0 + a, v1); t += v0; d++; } cout << d; }
#include <bits/stdc++.h> using namespace std; int c, v0, v1, a, l; int main() { cin >> c >> v0 >> v1 >> a >> l; int tx = l; int i = -1; while (1) { tx -= l; tx += min(v1, v0 + (++i) * a); if (tx >= c) { cout << i + 1; exit(0); } } }
#include <bits/stdc++.h> using namespace std; int main() { int t, c, i, a, m, l, r; cin >> t >> i >> m >> a >> l; r = i; c = 1; t = t - r; while (t > 0) { c++; r = r + a; if (r > m) r = m; t = t + l - r; if (t < 0) t = 0; } cout << c; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v, m, l, a, i = 1, x; cin >> c >> v >> m >> a >> l; x = v; while (x < c) x += min(v + i * a - l, m - l), i++; cout << i << endl; }
#include <bits/stdc++.h> using namespace std; int ans, c, v0, v1, a, l; int main() { scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &l); while (c > 0) { ans++; if (ans > 1) c = c + l - v0; else c -= v0; v0 = min(v0 + a, v1); } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(NULL); ios::sync_with_stdio(0); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int i = v0; int ans = 1; for (; i < c;) { i -= l; i += min(v1, v0 + ans * a); ans++; } cout << ans; }
#include <bits/stdc++.h> using namespace std; int main(int argc, char const *argv[]) { int c, v0, v1, a, l; int ans, speed; while (~scanf("%d %d %d %d %d", &c, &v0, &v1, &a, &l)) { ans = 1; c -= v0; speed = v0; while (c > 0) { speed += a; speed = min(speed, v1); c -= speed; c += l; ++ans; } printf("%d\n", ans); } return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 2 * 1e5 + 5; int main() { long long int c, v, v1, a, l, ans = 0, op = 0; cin >> c >> v >> v1 >> a >> l; for (int i = 0; op < c; i++) { if (i) c += l; ans++; c -= min((v + a * i), v1); } cout << ans; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int r = v0, ans = 1; while (r < c) { v0 += a; v0 = min(v0, v1); r -= l; r = max(0, r); r += v0; ans++; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int ans = 0; while (c > 0) { int to_subtract = min(v1, v0 + a * ans); c -= to_subtract; if (c > 0) c += l; ++ans; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int pw(int k) { int g = 1; for (int f = 0; f < k; f++) g *= 10; return g; } struct vecteur { long X; long Y; long Z; double n; }; long long produit(long A, long B, long C, long D) { return (A * B - C * D); } double norme(long E, long F, long G) { return (sqrt((E * E) + (F * F) + (G * G))); } unsigned long long fact(int y) { unsigned long long h = 1; if (y == 0 || y == 1) return 1; else { for (unsigned long long j = 1; j < y; j++) { h *= (j + 1); } return h; } } long long counter(long long a) { long long c = 0; for (long long i = 1; i <= a; i++) { if (a % i == 0) c++; } return c; } bool isprime(unsigned long long a) { for (unsigned long long i = 2; i < a; i++) { if (a % i == 0) return 0; } return 1; } unsigned long long t[60][60]; int main() { int c, v0, v1, a, l, f = 0, h = 0; cin >> c >> v0 >> v1 >> a >> l; c -= v0; f++; h = v0 + a; while (c > 0) { int g = min(v1, h); c -= g; c += l; f++; h += a; } cout << f; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int sum = 0, ans = 0; while (sum < c) { ans++; sum += v0; if (sum >= c) break; if (v0 + a <= v1) { v0 += a; } else { v0 = v1; } sum -= l; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); int c, v0, v1, a, l, i = 1; cin >> c >> v0 >> v1 >> a >> l; c -= v0; if (v0 < v1) { v0 += a; if (v0 > v1) v0 = v1; } while (c > 0) { c = c - v0 + l; if (v0 < v1) { v0 += a; if (v0 > v1) v0 = v1; } i++; } cout << i; return 0; }
#include <bits/stdc++.h> using namespace std; double sqr(double a) { return a * a; } struct point { int x, y; }; int dll(int a) { for (int i = sqrt(a) + 1; i > 1; i--) { if (a % i == 0) { return i; } } return 1; } void prov(string s) { int k = 0, ot = 0; for (int i = 0; i < s.size(); i++) { if (s[i] == 'X') k++; if (s[i] == 'O') ot++; } if (k == 4 && !ot) { cout << "YES" << endl; exit(0); } } int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int ans = 1, now = v0; v0 = min(v0 + a, v1); while (now < c) { now += v0; now -= l; ans++; v0 = min(v0 + a, v1); } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int v0, v1, c, l, a, day = 0; cin >> c >> v0 >> v1 >> a >> l; while (c > 0) { c -= v0; v0 += a; if (v0 > v1) v0 = v1; if (c > 0) c += l; day++; } cout << day << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main(int argc, char const *argv[]) { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int speed = v0, day = 0, page = 0; while (page < c) { ++day; page += speed; if (day > 1) page -= l; speed += a; if (speed > v1) speed = v1; } cout << day << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); long long ans = 1, c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; long long i = 1, cur = v0; while (cur < c) { cur += min(v0 + a * i, v1) - l; i++; ans++; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> int main() { int c, v0, v1, a, w; while (~scanf("%d%d%d%d%d", &c, &v0, &v1, &a, &w)) { int i = v0, t = 1; while (i < c) { i -= w; if (i < 0) i = 0; if ((v0 + a) > v1) { v0 = v1; } else v0 += a; i += v0; t++; } printf("%d\n", t); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c, v0, v1, a, l; cin >> c >> v0 >> v1 >> a >> l; int p = v0, d = 1; while (p < c) { int pages = min(d * a + v0, v1) - l; p += pages; d++; } cout << d << endl; }
#include <bits/stdc++.h> using namespace std; const int maxn = 1e6; int c, v0, v1, a, l; int main() { while (cin >> c >> v0 >> v1 >> a >> l) { if (v0 >= c) cout << "1\n"; else { int s = v0; for (int i = 2;; i++) { int d = v0 + a * (i - 1); d = min(d, v1); d -= l; s += d; if (s >= c) { cout << i << endl; break; } } } } return 0; }
#include <bits/stdc++.h> int main() { int pages, start, max, increase, reread; std::cin >> pages; std::cin >> start; std::cin >> max; std::cin >> increase; std::cin >> reread; int days = 0; int currentPage = reread; int currentSpeed = start - reread; do { currentPage += currentSpeed; currentSpeed += increase; if (currentSpeed > max - reread) currentSpeed = max - reread; days++; } while (currentPage < pages); std::cout << days; }