結果
| 問題 |
No.1077 Noelちゃんと星々4
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-06-13 00:03:14 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 89 ms / 2,000 ms |
| コード長 | 1,548 bytes |
| コンパイル時間 | 1,513 ms |
| コンパイル使用メモリ | 128,956 KB |
| 最終ジャッジ日時 | 2025-01-11 03:17:10 |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 20 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:49:79: warning: ignoring return value of ‘std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](size_type) [with _Tp = long long int; _Alloc = std::allocator<long long int>; reference = long long int&; size_type = long unsigned int]’, declared with attribute ‘nodiscard’ [-Wunused-result]
49 | vector<ll> y(n); for (int i = 0; i < n; i++) scanf("%lld", &y[i]), y[i];
| ^
In file included from /usr/include/c++/13/vector:66,
from /usr/include/c++/13/queue:63,
from main.cpp:8:
/usr/include/c++/13/bits/stl_vector.h:1126:7: note: declared here
1126 | operator[](size_type __n) _GLIBCXX_NOEXCEPT
| ^~~~~~~~
main.cpp:46:20: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
46 | ll n; scanf("%lld", &n);
| ~~~~~^~~~~~~~~~~~
main.cpp:49:59: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
49 | vector<ll> y(n); for (int i = 0; i < n; i++) scanf("%lld", &y[i]), y[i];
| ~~~~~^~~~~~~~~~~~~~~
ソースコード
#include <cstdio>
#include <iostream>
#include <string>
#include <sstream>
#include <stack>
#include <algorithm>
#include <cmath>
#include <queue>
#include <map>
#include <set>
#include <cstdlib>
#include <bitset>
#include <tuple>
#include <assert.h>
#include <deque>
#include <bitset>
#include <iomanip>
#include <limits>
#include <chrono>
#include <random>
#include <array>
#include <unordered_map>
#include <functional>
#include <complex>
#include <numeric>
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
constexpr long long MAX = 5100000;
constexpr long long INF = 1LL << 60;
constexpr int inf = 1000000007;
constexpr long long mod = 1000000007LL;
//constexpr long long mod = 998244353LL;
const long double PI = acos((long double)(-1));
using namespace std;
typedef unsigned long long ull;
typedef long long ll;
typedef long double ld;
int main()
{
/*
cin.tie(nullptr);
ios::sync_with_stdio(false);
*/
ll n; scanf("%lld", &n);
const ll mx = 10000;
vector<vector<ll>> dp(n, vector<ll>(mx + 1, INF));
vector<ll> y(n); for (int i = 0; i < n; i++) scanf("%lld", &y[i]), y[i];
for (int i = 0; i <= mx; i++) dp[0][i] = llabs(i - y[0]);
for (int i = 1; i < n; i++) {
ll mn = INF;
for (int j = 0; j <= mx; j++) {
chmin(mn, dp[i - 1][j]);
chmin(dp[i][j], mn + llabs(y[i] - j));
}
}
ll res = INF;
for (int i = 0; i <= mx; i++) chmin(res, dp[n - 1][i]);
cout << res << endl;
return 0;
}