結果
| 問題 |
No.799 赤黒かーどげぇむ
|
| コンテスト | |
| ユーザー |
nn1k_
|
| 提出日時 | 2019-03-17 23:13:05 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 2,779 bytes |
| コンパイル時間 | 946 ms |
| コンパイル使用メモリ | 102,756 KB |
| 実行使用メモリ | 6,944 KB |
| 最終ジャッジ日時 | 2024-07-08 02:07:15 |
| 合計ジャッジ時間 | 1,595 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 20 |
コンパイルメッセージ
main.cpp: In function 'bool isOK(i64, i64, i64)':
main.cpp:96:1: warning: control reaches end of non-void function [-Wreturn-type]
96 | }
| ^
ソースコード
#include <iostream>
#include <vector>
#include <map>
#include <unordered_map>
#include <limits>
#include <algorithm>
#include <queue>
#include <set>
#include <unordered_map>
#include <numeric>
#include <cmath>
#include <iomanip>
#include <stack>
#include <string>
#include <functional>
using namespace std;
using i64 = long long;
using ui64 = unsigned long long;
using P = pair<int, int>;
constexpr int INF = (1 << 30);
constexpr std::int64_t INF64 = (1LL << 60);
constexpr int MOD = 1e9 + 7;
//constexpr std::int64_t MOD64 = 1e11 + 3;
int dx[] = { -1, 0, 1, 0 };
int dy[] = { 0, 1, 0, -1 };
template <typename T, typename U>
static inline std::vector<U> makeNdVector(T n, U val) noexcept {
static_assert(std::is_integral<T>::value, "[makeNdVector] 1st argument must be an integer type");
return std::vector<U>(std::forward<T>(n), std::forward<U>(val));
}
template <typename T, typename ...Args>
static inline decltype(auto) makeNdVector(T n, Args... args) noexcept {
static_assert(std::is_integral<T>::value, "[makeNdVector] 1st argument must be an integer type");
return std::vector<decltype(makeNdVector(std::forward<Args>(args)...))>(std::forward<T>(n), makeNdVector(std::forward<Args>(args)...));
}
template <typename T>
void print(vector<T> vec)
{
for (auto &e : vec)
cout << e << " ";
cout << endl;
}
void YES(bool f) { cout << (f ? "YES" : "NO") << endl; }
void Yes(bool f) { cout << (f ? "Yes" : "No") << endl; }
void yes(bool f) { cout << (f ? "yes" : "no") << endl; }
template <typename T>
T gcd(T x, T y) {
if (x == 0 || y == 0) return 0;
T r;
while ((r = x % y) != 0) {
x = y;
y = r;
}
return y;
}
template <typename T>
T lcm(T x, T y) {
if (x == 0 || y == 0) return 0;
return (x / gcd(x, y) * y);
}
int next_combination(int sub)
{
int x = sub & -sub, y = sub + x;
return (((sub & ~y) / x) >> 1) | y;
}
std::uint64_t combination(int n, int r) {
if (n < 0 || r < 0) return 0;
if (n < r) return 0;
std::uint64_t k = 1;
for (std::uint64_t d = 1; d <= r; ++d) {
k *= n--;
k /= d;
}
return k;
}
bool isOK(i64 b, i64 n, i64 key) {
i64 sum = 0;
while (n > 0) {
sum += n % b;
n /= b;
}
if (sum == key) return true;
}
i64 binary_search(i64 n, i64 key) {
i64 left = -1;
i64 right = n + 1;
while (right - left > 1) {
i64 mid = left + (right - left) / 2;
long double l = log(n) / log(mid);
i64 num = floor(l) + 1;
cout << mid << " " << num << endl;
num *= (mid - 1);
if (num >= key) right = mid;
else left = mid;
}
return right;
}
signed main() {
cin.tie(0);
ios::sync_with_stdio(false);
using P = pair<int, int>;
i64 A, B, C, D; cin >> A >> B >> C >> D;
i64 sum = 0;
for (int i = A; i <= B; ++i) {
if (C <= i && i <= D) {
sum += D - C;
}
else sum += D - C + 1;
}
cout << sum << endl;
}
nn1k_