結果
| 問題 |
No.1252 数字根D
|
| コンテスト | |
| ユーザー |
packer_jp
|
| 提出日時 | 2020-10-09 22:11:32 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,089 bytes |
| コンパイル時間 | 1,866 ms |
| コンパイル使用メモリ | 193,348 KB |
| 最終ジャッジ日時 | 2025-01-15 04:50:26 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 13 WA * 1 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i, n) for (int i = 0; i < (int) (n); i++)
#define reps(i, n) for (int i = 1; i <= (int) (n); i++)
#define all(a) (a).begin(), (a).end()
#define uniq(a) (a).erase(unique(all(a)), (a).end())
#define bit(n) (1LL << (n))
#define dump(a) cerr << #a " = " << (a) << endl
using vint = vector<int>;
using pint = pair<int, int>;
using vpint = vector<pint>;
template<typename T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
constexpr double PI = 3.1415926535897932384626433832795028;
constexpr int DY[9] = {0, 1, 0, -1, 1, 1, -1, -1, 0};
constexpr int DX[9] = {1, 0, -1, 0, 1, -1, -1, 1, 0};
int sign(int a) { return (a > 0) - (a < 0); }
int cdiv(int a, int b) { return (a - 1 + b) / b; }
template<typename T> void fin(T a) {
cout << a << endl;
exit(0);
}
template<typename T> T sq(T a) { return a * a; }
template<typename T, typename U> bool chmax(T &a, const U &b) {
if (a < b) {
a = b;
return true;
}
return false;
}
template<typename T, typename U> bool chmin(T &a, const U &b) {
if (b < a) {
a = b;
return true;
}
return false;
}
template<typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &a) {
os << "(" << a.first << ", " << a.second << ")";
return os;
}
template<typename T> ostream &operator<<(ostream &os, const vector<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template<typename T> ostream &operator<<(ostream &os, const deque<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template<typename T> ostream &operator<<(ostream &os, const set<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template<typename T> ostream &operator<<(ostream &os, const multiset<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template<typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
struct setup {
static constexpr int PREC = 20;
setup() {
cout << fixed << setprecision(PREC);
cerr << fixed << setprecision(PREC);
};
} setup;
signed main() {
int T;
cin >> T;
while (T--) {
int d, A, B;
cin >> d >> A >> B, d--, A--;
auto f = [&](int m) -> int {
int ret = m / d * d * (d + 1) / 2;
m %= d;
ret += m * (m + 1) / 2;
return ret;
};
cout << f(B) - f(A) << endl;
}
}
packer_jp