#933840 (C++23) No.2560 A_1 < A_2 < ... < A_N

• 問題: No.2560 A_1 < A_2 < ... < A_N
• ユーザー: soto800
• 提出日時: 2023-12-02 14:40:39
• 言語: C++23 (gcc 13.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 106 ms / 2,000 ms
• コード長: 4,140 bytes
• コンパイル時間: 2,653 ms
• コンパイル使用メモリ: 245,752 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-09-26 17:06:51
• 合計ジャッジ時間: 4,421 ms
• ジャッジサーバーID （参考情報）: judge3 / judge4

ファイルパターン	結果
sample	AC * 1
other	AC * 15

ソースコード

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#include <bits/stdc++.h>
// #include <atcoder/all>
using namespace std;
#define lli long long int
#define REP(i, s, n) for (lli i = s; i < n; i++)
#define INF (1LL << 62)
#define DEBUG 0
#define mp(a, b) make_pair(a, b)
#define SORT(V) sort(V.begin(), V.end())
#define PI (3.141592653589794)
#define TO_STRING(VariableName) #VariableName
#define LOG1(x) \
    if (DEBUG) cout << TO_STRING(x) << "=" << x << " " << endl;
#define LOG2(x, y)                                                          \
    if (DEBUG)                                                              \
        cout << TO_STRING(x) << "=" << x << " " << TO_STRING(y) << "=" << y \
             << endl;
#define LOG3(x, y, z)                                                       \
    if (DEBUG)                                                              \
        cout << TO_STRING(x) << "=" << x << " " << TO_STRING(y) << "=" << y \
             << " " << TO_STRING(z) << "=" << z << endl;
#define LOG4(w, x, y, z)                                                      \
    if (DEBUG)                                                                \
        cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x   \
             << " " << TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" \
             << z << endl;
#define LOG5(w, x, y, z, a)                                                   \
    if (DEBUG)                                                                \
        cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x   \
             << " " << TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" \
             << z << " " << TO_STRING(a) << "=" << a << endl;
#define LOG6(w, x, y, z, a, b)                                                \
    if (DEBUG)                                                                \
        cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x   \
             << " " << TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" \
             << z << " " << TO_STRING(a) << "=" << a << " " << TO_STRING(b)   \
             << "=" << b << endl;
#define overload6(a, b, c, d, e, f, g, ...) g
#define LOG(...) \
    overload6(__VA_ARGS__, LOG6, LOG5, LOG4, LOG3, LOG2, LOG1)(__VA_ARGS__)
template <class T>
bool chmax(T &a, const T &b) {
    if (a < b) {
        a = b;
        return 1;
    }
    return 0;
}
template <class T>
bool chmin(T &a, const T &b) {
    if (b < a) {
        a = b;
        return 1;
    }
    return 0;
}
mt19937 engine;
std::chrono::system_clock::time_point start, endTime;
std::ostream &operator<<(std::ostream &dest, __int128_t value) {
    std::ostream::sentry s(dest);
    if (s) {
        __uint128_t tmp = value < 0 ? -value : value;
        char buffer[128];
        char *d = std::end(buffer);
        do {
            --d;
            *d = "0123456789"[tmp % 10];
            tmp /= 10;
        } while (tmp != 0);
        if (value < 0) {
            --d;
            *d = '-';
        }
        int len = std::end(buffer) - d;
        if (dest.rdbuf()->sputn(d, len) != len) {
            dest.setstate(std::ios_base::badbit);
        }
    }
    return dest;
}
__int128 parse(string &s) {
    __int128 ret = 0;
    for (int i = 0; i < s.length(); i++) {
        if ('0' <= s[i] && s[i] <= '9') {
            ret = 10 * ret + s[i] - '0';
        }
    }
    return ret;
}
void solve() {
    lli N, X;
    cin >> N >> X;
    lli sum = N * (N + 1) / 2;
    if (sum > X) {
        cout << -1 << endl;
        return;
    }
    lli nowX = X;
    REP(i, 1, N + 1) {
        if (i == N) {
            cout << nowX << endl;
        } else {
            cout << i << " ";
            nowX -= i;
        }
    }
}
// Generated by 2.12.0 https://github.com/kyuridenamida/atcoder-tools  (tips:
// You use the default template now. You can remove this line by using your
// custom template)
int main() {
    lli n = 1;
    cin >> n;
    while (n--) solve();
    return 0;
}
struct Setup {
    Setup() {
        cin.tie(0);
        ios::sync_with_stdio(false);
        cout << fixed << setprecision(15);
    }
} __Setup;
 
 
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