結果
問題 | No.137 貯金箱の焦り |
ユーザー | anta |
提出日時 | 2015-01-26 01:07:06 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 115 ms / 5,000 ms |
コード長 | 3,062 bytes |
コンパイル時間 | 963 ms |
コンパイル使用メモリ | 84,748 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-07 23:03:21 |
合計ジャッジ時間 | 1,984 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 3 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 1 ms
5,248 KB |
testcase_12 | AC | 115 ms
5,248 KB |
testcase_13 | AC | 11 ms
5,248 KB |
testcase_14 | AC | 62 ms
5,248 KB |
testcase_15 | AC | 54 ms
5,248 KB |
testcase_16 | AC | 52 ms
5,248 KB |
testcase_17 | AC | 19 ms
5,248 KB |
testcase_18 | AC | 48 ms
5,248 KB |
testcase_19 | AC | 58 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 29 ms
5,248 KB |
testcase_22 | AC | 5 ms
5,248 KB |
testcase_23 | AC | 4 ms
5,248 KB |
testcase_24 | AC | 14 ms
5,248 KB |
testcase_25 | AC | 36 ms
5,248 KB |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:76:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 76 | scanf("%d%lld", &N, &M); | ~~~~~^~~~~~~~~~~~~~~~~~ main.cpp:78:24: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 78 | rep(i, N) scanf("%d", &A[i]); | ~~~~~^~~~~~~~~~~~~
ソースコード
#include <string> #include <vector> #include <algorithm> #include <numeric> #include <set> #include <map> #include <queue> #include <iostream> #include <sstream> #include <cstdio> #include <cmath> #include <ctime> #include <cstring> #include <cctype> #include <cassert> #include <limits> #include <functional> #define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i)) #define rer(i,l,u) for(int (i)=(int)(l);(i)<=(int)(u);++(i)) #define reu(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i)) #if defined(_MSC_VER) || __cplusplus > 199711L #define aut(r,v) auto r = (v) #else #define aut(r,v) __typeof(v) r = (v) #endif #define each(it,o) for(aut(it, (o).begin()); it != (o).end(); ++ it) #define all(o) (o).begin(), (o).end() #define pb(x) push_back(x) #define mp(x,y) make_pair((x),(y)) #define mset(m,v) memset(m,v,sizeof(m)) #define INF 0x3f3f3f3f #define INFL 0x3f3f3f3f3f3f3f3fLL using namespace std; typedef vector<int> vi; typedef pair<int,int> pii; typedef vector<pair<int,int> > vpii; typedef long long ll; template<typename T, typename U> inline void amin(T &x, U y) { if(y < x) x = y; } template<typename T, typename U> inline void amax(T &x, U y) { if(x < y) x = y; } template<int MOD> struct ModInt { static const int Mod = MOD; unsigned x; ModInt(): x(0) { } ModInt(signed sig) { int sigt = sig % MOD; if(sigt < 0) sigt += MOD; x = sigt; } ModInt(signed long long sig) { int sigt = sig % MOD; if(sigt < 0) sigt += MOD; x = sigt; } int get() const { return (int)x; } ModInt &operator+=(ModInt that) { if((x += that.x) >= MOD) x -= MOD; return *this; } ModInt &operator-=(ModInt that) { if((x += MOD - that.x) >= MOD) x -= MOD; return *this; } ModInt &operator*=(ModInt that) { x = (unsigned long long)x * that.x % MOD; return *this; } ModInt &operator/=(ModInt that) { return *this *= that.inverse(); } ModInt operator+(ModInt that) const { return ModInt(*this) += that; } ModInt operator-(ModInt that) const { return ModInt(*this) -= that; } ModInt operator*(ModInt that) const { return ModInt(*this) *= that; } ModInt operator/(ModInt that) const { return ModInt(*this) /= that; } ModInt inverse() const { long long a = x, b = MOD, u = 1, v = 0; while(b) { long long t = a / b; a -= t * b; std::swap(a, b); u -= t * v; std::swap(u, v); } return ModInt(u); } bool operator==(ModInt that) const { return x == that.x; } bool operator!=(ModInt that) const { return x != that.x; } ModInt operator-() const { ModInt t; t.x = x == 0 ? 0 : Mod - x; return t; } }; typedef ModInt<1234567891> mint; int main() { //解説見た int N; long long M; scanf("%d%lld", &N, &M); vector<int> A(N); rep(i, N) scanf("%d", &A[i]); int K = accumulate(all(A), 0); vector<mint> dp(K * 2 + 2); dp[0] = 1; for(int i = 0; (1LL << i) <= M; ++ i) { rep(j, N) { int a = A[j]; //2^i a for(int k = K * 2 - a; k >= 0; -- k) dp[k + a] += dp[k]; } int p = M >> i & 1; rer(k, 0, K) dp[k] = dp[k * 2 + p]; rer(k, K + 1, K * 2 + 1) dp[k] = mint(); } mint ans = dp[0]; printf("%d\n", ans.get()); return 0; }