結果
問題 | No.1862 Copy and Paste |
ユーザー |
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提出日時 | 2022-03-04 22:50:58 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,295 bytes |
コンパイル時間 | 2,992 ms |
コンパイル使用メモリ | 194,908 KB |
最終ジャッジ日時 | 2025-01-28 06:05:57 |
ジャッジサーバーID (参考情報) |
judge1 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 19 WA * 8 |
ソースコード
#include <bits/stdc++.h>using namespace std;#include <atcoder/modint>using namespace atcoder;//using mint = modint998244353;using mint = modint1000000007;using ll = long long;using ld = long double;using pll = pair<ll, ll>;using tlll = tuple<ll, ll, ll>;constexpr ll INF = 1LL << 60;template<class T> bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}template<class T> bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;}ll safemod(ll A, ll M) {return (A % M + M) % M;}ll divfloor(ll A, ll B) {if (B < 0) {return divfloor(-A, -B);} return (A - safemod(A, B)) / B;}ll divceil(ll A, ll B) {if (B < 0) {return divceil(-A, -B);} return divfloor(A + B - 1, B);}template<class T> void unique(vector<T> &V) {V.erase(unique(V.begin(), V.end()), V.end());}template<class T> void sortunique(vector<T> &V) {sort(V.begin(), V.end()); V.erase(unique(V.begin(), V.end()), V.end());}#define FINALANS(A) do {cout << (A) << '\n'; exit(0);} while (false)template<class T> void printvec(vector<T> &V) {int _n = V.size(); for (int i = 0; i < _n; i++) cout << V[i] << (i == _n - 1 ? "" : " ");cout << '\n';}template<class T> void printvect(vector<T> &V) {for (auto v : V) cout << v << '\n';}template<class T> void printvec2(vector<vector<T>> &V) {for (auto &v : V) printvec(v);}int main(){// https://sugarknri.hatenablog.com/entry/2017/09/13/130850ll A, B, N;cin >> A >> B >> N;if (N == 1)FINALANS(0);ll ans = A * 1 + B * (N - 1);for (ll k = 2; k < 40; k++){ll b = 1;for (;; b++){ll tmp = 1;for (ll i = 0; i < k; i++){tmp *= b;}if (tmp > N)break;}b--;for (ll i = 0; i < k; i++){ll mul = 1;for (ll j = 0; j < i; j++){mul *= b + 1;}for (ll j = i; j < k; j++){mul *= b;}if (mul >= N){ll s = 0;for (ll j = 0; j < i; j++){s += b;}for (ll j = i; j < k; j++){s += b - 1;}ll tmp = A * k + B * s;if (chmin(ans, tmp)){//cerr << k << " " << i << " " << b << " " << mul << " " << s << endl;}}}}cout << ans << endl;}