QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#678436#7622. Yet Another CoffeeMartian148#WA 0ms3772kbC++202.0kb2024-10-26 14:57:342024-10-26 14:57:34

Judging History

你现在查看的是最新测评结果

  • [2024-10-26 14:57:34]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3772kb
  • [2024-10-26 14:57:34]
  • 提交

answer

#include <bits/stdc++.h>

using ll = long long;
const ll INF = 1e17;

void solve() {
    int n, m; std::cin >> n >> m;
    std::vector<ll> a(n + 1), g(n + 1, 0);
    std::vector<std::pair<int, int>> p(m + 1);
    for (int i = 1; i <= n; i++) std::cin >> a[i];
    for (int i = 1; i <= m; i++) std::cin >> p[i].first >> p[i].second;

    ll sum = 0;
    for (int i = n, j = m; i ; i--) {
        while (j > 0 && p[j].first >= i) sum += p[j--].second;
        g[i] = sum;
    }

    std::vector<int> pre(n + 1, 0);
    pre[1] = 1;
    for (int i = 2; i <= n; i ++) {
        if (a[i] - g[i] < a[pre[i - 1]] - a[pre[i - 1]])
            pre[i] = i;
        else 
            pre[i] = pre[i - 1];
    }

    int pos = 0;
    for (int i = 1; i <= n; i++) {
        if (pos == 0 || a[i] - g[i] < a[pos] - g[pos])
            pos = i;
    }
    
    typedef std::pair<ll, int> pli;
    std::priority_queue<pli, std::vector<pli>, std::greater<pli>> pq;

    for (int i = pos + 1; i <= n; i++)
        pq.push({a[i], i});

    // std::cout << pos << ": ";
    ll ans = a[pos] - g[pos];
    std::cout << ans << " ";
    for (int k = 2; k <= n; k++) {
        ll now1 = INF, now2 = INF;
        if (!pq.empty()) {
            now1 = pq.top().first;
        }
        if (pos != 1) {
            int pos_ = pre[pos - 1];
            now2 = g[pos] + a[pos_] - g[pos_];
        }

        if (now1 < now2) {
            // std::cout << pq.top().second << ": ";
            pq.pop();
            ans += now1;
        }
        else {
            int pos_ = pre[pos - 1];
            ans += now2;
            for (int j = pos_ + 1; j < pos; j++)
                pq.push({a[j], j});
            pos = pos_;
            // std::cout << pos << ": ";
        }

    
        std::cout << ans << " ";
    }
    std::cout << "\n";
}

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(0); std::cout.tie(0);

    int T; std::cin >> T;
    while (T--) solve();
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3524kb

input:

5
10 14
17 37 59 65 53 73 68 177 160 111
10 177
5 193
2 30
3 63
2 339
3 263
5 178
2 190
9 23
10 328
10 200
9 8
3 391
6 230
12 9
152 306 86 88 324 59 18 14 42 260 304 55
3 50
2 170
1 252
7 811
1 713
7 215
10 201
4 926
8 319
19 20
182 74 180 201 326 243 195 31 170 263 284 233 48 166 272 281 179 116 31...

output:

-2596 -2559 -2506 -2447 -2382 -2314 -2241 -2130 -1970 -1793 
-3505 -3491 -3473 -3431 -3376 -3317 -3231 -3143 -2883 -2579 -2273 -1949 
-6527 -6496 -6448 -6374 -6258 -6092 -5922 -5743 -5563 -5368 -5167 -4934 -4691 -4428 -4156 -3875 -3591 -3272 -2946 
-3219 -2987 -2572 -2140 -1707 -1238 -768 -274 243 1...

result:

ok 70 numbers

Test #2:

score: 0
Accepted
time: 0ms
memory: 3736kb

input:

2
5 2
1 2 3 4 5
3 1
4 2
7 3
4 3 1 10 3 8 6
4 9
3 8
4 5

output:

-2 0 3 7 12 
-21 -18 -15 -11 -5 3 13 

result:

ok 12 numbers

Test #3:

score: 0
Accepted
time: 0ms
memory: 3600kb

input:

8
1 0
72916
9 11
130289 240521 653024 625847 679075 529899 486802 540872 353600
2 5400
2 257841
6 48161
3 71484
9 156788
3 181910
4 45589
6 210869
5 70426
9 87059
5 115764
8 7
634608 412120 360938 425426 825551 138578 678304 747502
2 235317
4 281859
5 553042
8 295615
8 32014
8 755313
4 439284
19 10
...

output:

72916 
-1121002 -880481 -526881 -40079 489820 1030692 1656539 2309563 2988638 
-2180324 -2041746 -1680808 -1255382 -620774 57530 805032 1630583 
-1025384 -1022941 -1018403 -1013731 -1006580 -998875 -987675 -970496 -953098 -932654 -909692 -886331 -862054 -835158 -807901 -779123 -747157 -713222 -67928...

result:

ok 85 numbers

Test #4:

score: -100
Wrong Answer
time: 0ms
memory: 3772kb

input:

5
18 24
561699155 345484852 420718917 108291879 553918474 392861085 299874093 28528146 248352314 398850144 248444258 89834833 251398697 101739017 240342391 320200928 481962939 343719433
5 354704
6 9355942
7 7098134
16 38746862
15 35848885
14 42058214
15 18411581
9 23207206
18 19518309
14 20707458
13...

output:

-237163877 -208635731 -118800898 -17061881 91229998 331572389 579924703 828368961 1079767658 1379641751 1699842679 2043562112 2436423197 2835273341 3255992258 3737955197 4291873671 4853572826 
335919368 705602908 
146524143 438492672 
-3734352544 -3715087540 -3662184684 -3593982671 -3471700060 -3229...

result:

wrong answer 1st numbers differ - expected: '-416165974', found: '-237163877'