結果
問題 | No.2452 Incline |
ユーザー | cutmdo |
提出日時 | 2023-09-01 21:51:54 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,850 bytes |
コンパイル時間 | 3,606 ms |
コンパイル使用メモリ | 247,036 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-11 03:36:51 |
合計ジャッジ時間 | 4,142 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
ソースコード
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,avx512f") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <iostream> #include <iomanip> #include <string> #include <cmath> #include <algorithm> #include <vector> #include <set> #include <map> #include <unordered_map> #include <unordered_set> #include <list> #include <stack> #include <queue> #include <bitset> #include <numeric> #include <cassert> #include <memory> #include <random> #include <functional> #include <complex> #include <immintrin.h> #include <stdexcept> #ifdef DEBUG #include "./CompetitiveProgrammingCpp/Utils/debug.hpp" #include "./CompetitiveProgrammingCpp/Utils/Timer.hpp" #include "./CompetitiveProgrammingCpp/Utils/sample.hpp" #else #define dump(...) template<class T>constexpr inline auto d_val(T a, T b) { return a; } #endif /* macro */ #define FOR(i, b, e) for(ll i = (ll)(b); i < (ll)(e); ++i) #define RFOR(i, b, e) for(ll i = (ll)((e)-1); i >= (ll)(b); --i) #define REP(i, n) FOR(i, 0, (n)) #define RREP(i, n) RFOR(i, 0, (n)) #define REPC(x,c) for(const auto& x:(c)) #define REPI2(it,b,e) for(auto it = (b); it != (e); ++it) #define REPI(it,c) REPI2(it, (c).begin(), (c).end()) #define RREPI(it,c) REPI2(it, (c).rbegin(), (c).rend()) #define REPI_ERACE2(it, b, e) for(auto it = (b); it != (e);) #define REPI_ERACE(it, c) REPI_ERACE2(it, (c).begin(), (c).end()) #define ALL(x) (x).begin(),(x).end() /* macro func */ template<class T> inline auto sort(T& t) { std::sort(ALL(t)); } template<class T> inline auto rsort(T& t) { std::sort((t).rbegin(), (t).rend()); } template<class T, class S> inline auto chmax(T& t, const S& s) { if(s > t) { t = s; return true; } return false; } template<class T, class S> inline auto chmin(T& t, const S& s) { if(s < t) { t = s; return true; } return false; } inline auto BR() { std::cout << "\n"; } /* type define */ using ll = long long; template<class T> using V = std::vector<T>; using VS = V<std::string>; using VL = V<ll>; using VVL = V<VL>; template<class T = ll, class U = T> using P = std::pair<T, U>; using PAIR = P<ll>; /* using std */ using std::cout; using std::cin; using std::cerr; constexpr char endl = '\n'; /* Initial processing */ struct Preprocessing { Preprocessing() { std::cin.tie(0); std::ios::sync_with_stdio(0); }; }_Preprocessing; /* define hash */ constexpr unsigned int static_random() { return 1u * __TIME__[0] * __TIME__[1] * __TIME__[3] * __TIME__[4] * __TIME__[6] * __TIME__[7]; } template<class T> struct Hash { auto operator()(T x) const { return std::hash<T>()(x) ^ static_random(); } }; template<> struct Hash<std::pair<int, int>> { auto operator()(const std::pair<int, int>& x) const { return Hash<long long>()(x.first << 31 | x.second); } }; /* input */ template<class T> std::istream& operator >> (std::istream& is, std::vector<T>& vec) { for(T& x : vec) is >> x; return is; } /* constant value */ // constexpr ll MOD = 1000000007; constexpr ll MOD = 998244353; //============================================================================================= auto solve(ll n, ll m, ll l, ll r) { constexpr ll d2 = (MOD + 1) >> 1; auto solve_inner = [&n](ll r) { ll tmax = r / (n - 1); tmax %= MOD; r %= MOD; ll p = tmax * (r + 1) % MOD; ll m = tmax * (tmax + 1) % MOD * d2 % MOD * ((n - 1) % MOD) % MOD; return (p - m + MOD) % MOD; }; auto up = solve_inner(r) + ((l > 0) ? solve_inner(l - 1) : 0); auto down = solve_inner(r) + ((l > 0) ? solve_inner(l - 1) : 0); auto eq = r - l + 1; dump(up, down, eq); return (up + down + eq) % MOD; } signed main() { ll t; cin >> t; REP(_, t) { ll n, m, l, r; cin >> n >> m >> l >> r; cout << solve(n, m, l, r) << endl; } }