結果
問題 | No.973 余興 |
ユーザー | FF256grhy |
提出日時 | 2020-01-18 20:53:04 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,047 ms / 4,000 ms |
コード長 | 3,930 bytes |
コンパイル時間 | 1,875 ms |
コンパイル使用メモリ | 178,240 KB |
実行使用メモリ | 297,088 KB |
最終ジャッジ日時 | 2024-06-28 03:22:48 |
合計ジャッジ時間 | 32,337 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 1,034 ms
296,960 KB |
testcase_01 | AC | 1,015 ms
296,960 KB |
testcase_02 | AC | 1,032 ms
296,960 KB |
testcase_03 | AC | 1,047 ms
296,576 KB |
testcase_04 | AC | 1,039 ms
296,960 KB |
testcase_05 | AC | 1,033 ms
296,960 KB |
testcase_06 | AC | 1,022 ms
296,832 KB |
testcase_07 | AC | 1,024 ms
296,576 KB |
testcase_08 | AC | 1,025 ms
295,680 KB |
testcase_09 | AC | 1,037 ms
296,960 KB |
testcase_10 | AC | 984 ms
285,312 KB |
testcase_11 | AC | 199 ms
109,184 KB |
testcase_12 | AC | 206 ms
109,184 KB |
testcase_13 | AC | 226 ms
108,288 KB |
testcase_14 | AC | 232 ms
108,288 KB |
testcase_15 | AC | 30 ms
15,104 KB |
testcase_16 | AC | 31 ms
15,360 KB |
testcase_17 | AC | 17 ms
10,752 KB |
testcase_18 | AC | 22 ms
12,800 KB |
testcase_19 | AC | 21 ms
12,800 KB |
testcase_20 | AC | 16 ms
10,368 KB |
testcase_21 | AC | 28 ms
15,232 KB |
testcase_22 | AC | 28 ms
15,104 KB |
testcase_23 | AC | 20 ms
12,800 KB |
testcase_24 | AC | 21 ms
12,672 KB |
testcase_25 | AC | 11 ms
7,552 KB |
testcase_26 | AC | 15 ms
10,368 KB |
testcase_27 | AC | 32 ms
17,024 KB |
testcase_28 | AC | 21 ms
12,928 KB |
testcase_29 | AC | 20 ms
12,544 KB |
testcase_30 | AC | 747 ms
296,960 KB |
testcase_31 | AC | 741 ms
296,960 KB |
testcase_32 | AC | 750 ms
296,960 KB |
testcase_33 | AC | 724 ms
296,704 KB |
testcase_34 | AC | 735 ms
295,552 KB |
testcase_35 | AC | 741 ms
296,960 KB |
testcase_36 | AC | 709 ms
289,152 KB |
testcase_37 | AC | 731 ms
289,024 KB |
testcase_38 | AC | 744 ms
296,064 KB |
testcase_39 | AC | 774 ms
296,448 KB |
testcase_40 | AC | 2 ms
6,944 KB |
testcase_41 | AC | 2 ms
6,948 KB |
testcase_42 | AC | 2 ms
6,940 KB |
testcase_43 | AC | 2 ms
6,940 KB |
testcase_44 | AC | 2 ms
6,940 KB |
testcase_45 | AC | 2 ms
6,940 KB |
testcase_46 | AC | 729 ms
296,960 KB |
testcase_47 | AC | 759 ms
296,832 KB |
testcase_48 | AC | 740 ms
296,960 KB |
testcase_49 | AC | 666 ms
273,920 KB |
testcase_50 | AC | 740 ms
294,656 KB |
testcase_51 | AC | 741 ms
296,960 KB |
testcase_52 | AC | 734 ms
296,960 KB |
testcase_53 | AC | 727 ms
291,840 KB |
testcase_54 | AC | 744 ms
297,088 KB |
testcase_55 | AC | 725 ms
296,832 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using LL = long long int; #define incID(i, l, r) for(int i = (l) ; i < (r); ++i) #define incII(i, l, r) for(int i = (l) ; i <= (r); ++i) #define decID(i, l, r) for(int i = (r) - 1; i >= (l); --i) #define decII(i, l, r) for(int i = (r) ; i >= (l); --i) #define inc(i, n) incID(i, 0, n) #define inc1(i, n) incII(i, 1, n) #define dec(i, n) decID(i, 0, n) #define dec1(i, n) decII(i, 1, n) #define inID(v, l, r) ((l) <= (v) && (v) < (r)) #define inII(v, l, r) ((l) <= (v) && (v) <= (r)) #define PB push_back #define EB emplace_back #define MP make_pair #define FI first #define SE second #define ALL(v) v.begin(), v.end() #define RALL(v) v.rbegin(), v.rend() auto setmin = [](auto & a, auto b) { return (b < a ? a = b, true : false); }; auto setmax = [](auto & a, auto b) { return (b > a ? a = b, true : false); }; auto setmineq = [](auto & a, auto b) { return (b <= a ? a = b, true : false); }; auto setmaxeq = [](auto & a, auto b) { return (b >= a ? a = b, true : false); }; auto fl = [](auto a, auto b) { assert(b != 0); return a / b - (a % b != 0 && ((a >= 0) != (b >= 0)) ? 1 : 0); }; auto ce = [](auto a, auto b) { assert(b != 0); return a / b + (a % b != 0 && ((a >= 0) == (b >= 0)) ? 1 : 0); }; auto mo = [](auto a, auto b) { assert(b != 0); a %= b; if(a < 0) { a += abs(b); } return a; }; LL gcd(LL a, LL b) { return (b == 0 ? a : gcd(b, a % b)); } LL lcm(LL a, LL b) { return a / gcd(a, b) * b; } #define bit(b, i) (((b) >> (i)) & 1) #define SI(v) static_cast<int>(v.size()) #define RF(e, v) for(auto & e: v) #define until(e) while(! (e)) #define if_not(e) if(! (e)) #define ef else if #define UR assert(false) // ---- ---- #define LB(v, x) (lower_bound(ALL(v), x) - v.begin()) #define UB(v, x) (upper_bound(ALL(v), x) - v.begin()) template<typename T> T MV(T v) { return v; } template<typename T, typename... R> auto MV(T v, int s, R... r) { return vector<decltype(MV(v, r...))>(s, MV(v, r...)); } int main() { LL n, x; cin >> n >> x; vector<LL> a(n), s(n + 1), L(n), R(n); inc(i, n) { cin >> a[i]; } inc(i, n) { s[i + 1] = s[i] + a[i]; } auto f1 = [&]() { inc(i, n) { L[i] = LB(s, s[i ] - x) - 1; } inc(j, n) { R[j] = UB(s, s[j + 1] + x) - 1; } auto dp = MV(0, 2, n, n); auto p = [&](int k, int i, int j, int v) { if_not(inID(i, 0, n)) { return; } if_not(inID(j, 0, n)) { return; } dp[k][i][j] += v; }; auto add = [&](int k, int i, int j, int I, int J) { p(k, i, j, -1); p(k, I, j, +1); p(k, i, J, +1); p(k, I, J, -1); }; inc(d, n) { inc(i, n) { int j = i + d; if_not(j < n) { continue; } if(d > 0) { dp[0][i][j] += dp[0][i + 1][j] + dp[0][i][j - 1] - dp[0][i + 1][j - 1]; dp[1][i][j] += dp[1][i + 1][j] + dp[1][i][j - 1] - dp[1][i + 1][j - 1]; } if(dp[1][i][j] == 0) { add(0, i - 1, j + 1, L[i], j); add(0, i - 1, j + 1, i, R[j]); } if(dp[0][i][j] == 0) { add(1, i - 1, j + 1, L[i], j); add(1, i - 1, j + 1, i, R[j]); } } } /* inc(i, n) { inc(k, 2) { inc(j, n) { printf("%2d ", dp[k][i][j]); } cout << " "; } cout << endl; } cout << endl; */ cout << (dp[0][0][n - 1] != 0 ? "A" : "B") << endl; return dp; }; auto f2 = [&]() { auto dp = MV(0, 2, n, n); inc(d, n) { inc(i, n) { int j = i + d; if_not(j < n) { continue; } LL sum; if(dp[1][i][j] == 0) { sum = 0; decII(ii, 0, i - 1) { sum += a[ii]; if(sum > x) { break; } dp[0][ii][j]++; } sum = 0; incID(jj, j + 1, n) { sum += a[jj]; if(sum > x) { break; } dp[0][i][jj]++; } } if(dp[0][i][j] == 0) { sum = 0; decII(ii, 0, i - 1) { sum += a[ii]; if(sum > x) { break; } dp[1][ii][j]++; } sum = 0; incID(jj, j + 1, n) { sum += a[jj]; if(sum > x) { break; } dp[1][i][jj]++; } } } } inc(i, n) { inc(k, 2) { inc(j, n) { printf("%2d ", dp[k][i][j]); } cout << " "; } cout << endl; } cout << endl; return dp; }; auto dp1 = f1(); //auto dp2 = f2(); //assert(dp1 == dp2); return 0; }