結果
問題 | No.973 余興 |
ユーザー | FF256grhy |
提出日時 | 2020-01-18 18:01:43 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,079 bytes |
コンパイル時間 | 1,803 ms |
コンパイル使用メモリ | 179,828 KB |
実行使用メモリ | 428,160 KB |
最終ジャッジ日時 | 2024-06-27 23:06:29 |
合計ジャッジ時間 | 38,637 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 1,314 ms
428,032 KB |
testcase_01 | AC | 1,309 ms
428,032 KB |
testcase_02 | AC | 1,341 ms
427,904 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | AC | 1,310 ms
428,032 KB |
testcase_07 | WA | - |
testcase_08 | AC | 1,316 ms
427,008 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | AC | 44 ms
19,456 KB |
testcase_17 | AC | 28 ms
14,720 KB |
testcase_18 | WA | - |
testcase_19 | AC | 35 ms
16,896 KB |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | AC | 46 ms
19,200 KB |
testcase_23 | WA | - |
testcase_24 | AC | 34 ms
16,768 KB |
testcase_25 | AC | 17 ms
9,472 KB |
testcase_26 | AC | 27 ms
14,464 KB |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | AC | 36 ms
16,640 KB |
testcase_30 | WA | - |
testcase_31 | AC | 900 ms
428,032 KB |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | AC | 893 ms
426,624 KB |
testcase_35 | WA | - |
testcase_36 | AC | 849 ms
420,096 KB |
testcase_37 | AC | 858 ms
420,096 KB |
testcase_38 | WA | - |
testcase_39 | AC | 870 ms
427,520 KB |
testcase_40 | AC | 2 ms
5,376 KB |
testcase_41 | AC | 2 ms
5,376 KB |
testcase_42 | AC | 2 ms
5,376 KB |
testcase_43 | AC | 2 ms
5,376 KB |
testcase_44 | AC | 2 ms
5,376 KB |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | AC | 904 ms
427,904 KB |
testcase_48 | WA | - |
testcase_49 | AC | 807 ms
404,992 KB |
testcase_50 | WA | - |
testcase_51 | AC | 889 ms
428,032 KB |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
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) // ---- ---- 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...)); } #define LB(v, x) (lower_bound(ALL(v), x) - v.begin()) #define UB(v, x) (upper_bound(ALL(v), x) - v.begin()) int main() { LL n, x; cin >> n >> x; vector<LL> a(n), s(n + 1); inc(i, n) { cin >> a[i]; } inc(i, n) { s[i + 1] = s[i] + a[i]; } auto dp = MV(0, 2, n + 1, n + 1); vector<pair<int, int>> p; incII(d, 0, n) { incII(i, 0, n) { int j = i + d; if_not(j <= n) { continue; } if(d == 0) { dp[0][i][j] = dp[1][i][j] = +1; } if(d == 1) { dp[0][i][j] = dp[1][i][j] = -1; } if(d >= 1) { p.EB(i, j); } } } auto pr = [&]() { inc(i, n + 1) { inc(k, 2) { inc(j, n + 1) { printf("%2d ", dp[k][i][j]); } cout << " "; } cout << endl; } cout << endl; }; // pr(); RF(e, p) { int i = e.FI; int j = e.SE; dp[0][i][j] += dp[0][i + 1][j]; dp[1][i][j] += dp[1][i][j - 1]; if(dp[0][i][j] == 0) { int r = UB(s, s[j] + x) - 1; assert(j <= r); if(j + 1 <= n) { dp[1][i][j + 1]++; } if(r + 1 <= n) { dp[1][i][r + 1]--; } } if(dp[1][i][j] == 0) { int l = LB(s, s[i] - x); assert(l <= i); if(0 <= i - 1) { dp[0][i - 1][j]++; } if(0 <= l - 1) { dp[0][l - 1][j]--; } } // pr(); } cout << (dp[0][0][n] != 0 ? "A" : "B") << endl; return 0; }