QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#247529#7622. Yet Another Coffeeucup-team1196#WA 0ms3872kbC++144.4kb2023-11-11 14:47:472023-11-11 14:47:47

Judging History

你现在查看的是最新测评结果

  • [2023-11-11 14:47:47]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3872kb
  • [2023-11-11 14:47:47]
  • 提交

answer

/*******************************
| Author:  Cai_Guang
| Problem: 游游的选数乘积
| Contest: NowCoder
| URL:     https://ac.nowcoder.com/acm/contest/69733/D
| When:    2023-11-09 23:18:40
| 
| Memory:  524288 MB
| Time:    2000 ms
*******************************/

#include <bits/stdc++.h>

using namespace std;

#define int long long
#define pii pair<int, int>

struct SegmentTree {
    int n;
    vector<int> a;
    struct Node {
        int mi = 1e17, add, mip = 0;
    };
    vector<Node> tr;

    SegmentTree(int _n, vector<int> &a) : tr(4 * _n), n(_n) {
        this -> a = a;
        build(1, 1, n);
    }
    void build(int u, int L, int R) {
        int mid = L + R >> 1;
        if (L == R) {
            tr[u].mi = a[L];
            tr[u].mip = L;
            return;
        }
        build(u << 1, L, mid);
        build(u << 1 | 1, mid + 1, R);
        pushup(u, L, R);
    }
    void add(int u, int L, int R, int l, int r, int x) {
        int mid = L + R >> 1;
        if (l <= L && R <= r) {
            tr[u].mi += x;
            tr[u].add += x;
            return; 
        }
        pushdown(u, L, R);
        if (l <= mid) {
            add(u << 1, L, mid, l, r, x);
        }
        if (r >= mid + 1) {
            add(u << 1 | 1, mid + 1, R, l, r, x);
        }
        pushup(u, L, R);
    }  
    void pushdown(int u, int L, int R) {
        tr[u << 1].add += tr[u].add;
        tr[u << 1 | 1].add += tr[u].add;
        tr[u << 1].mi += tr[u].add;
        tr[u << 1 | 1].mi += tr[u].add;
        tr[u].add = 0;
    } 
    void pushup(int u, int L, int R) {
        if (tr[u << 1].mi <= tr[u << 1 | 1].mi) {
            tr[u].mi = tr[u << 1].mi;
            tr[u].mip = tr[u << 1].mip;
        } else {
            tr[u].mi = tr[u << 1 | 1].mi;
            tr[u].mip = tr[u << 1 | 1].mip;
        }
    }
    void modify(int u, int L, int R, int p, int x) {
        int mid = L + R >> 1;
        if (L == R && L == p) {
            tr[u].mi = x;
            return; 
        }
        pushdown(u, L, R);
        if (p <= mid) {
            modify(u << 1, L, mid, p, x);
        }
        if (p >= mid + 1) {
            modify(u << 1 | 1, mid + 1, R, p, x);
        }
        pushup(u, L, R);
    }
    pair<int, int> query(int u, int L, int R, int l, int r) {
    	// cout << u << ' ' << L << ' ' << R << " " << l << ' ' << r << '\n';
        int mid = L + R >> 1;
        if (l <= L && R <= r) {
            return {tr[u].mi, tr[u].mip};
        }
        pushdown(u, L, R);
        int resmi = 1e18, resmip = 0;
        if (l <= mid) {
            auto tmp = query(u << 1, L, mid, l, r);
            if (tmp.first < resmi) {
                resmi = tmp.first;
                resmip = tmp.second;
            }
        }
        if (r > mid) {
            auto tmp = query(u << 1 | 1, mid + 1, R, l, r);
            if (tmp.first < resmi) {
                resmi = tmp.first;
                resmip = tmp.second;
            }    
        }
        pushup(u, L, R);
        // cout << "ISISISIS" << resmi << ' ' << resmip << '\n';
        return {resmi, resmip};
    }
    void add(int l, int r, int x) {
        add(1, 1, n, l, r, x);
    }
    void modify(int p, int x) {
        modify(1, 1, n, p, x);
    }
    pair<int, int> query(int l, int r) {
        return query(1, 1, n, l, r);
    }
};



void solve() {
	int n, m;
	cin >> n >> m;
	vector<int> a(n + 1);
	vector<pii> xy(m + 1);
	int ans = 0;
	for(int i = 1; i <= n; i++) {
		cin >> a[i];
	}
	SegmentTree tree(n, a);
	for(int i = 1; i <= m; i++) {
		// cin >> x[i] >> y[i];
		auto &[x, y] = xy[i];
		cin >> x >> y;
		tree.add(1, x, -y);
	}
	sort(xy.begin() + 1, xy.end());
	int mi = 1;
	// for(int i = 1; i <= n; i++) {
	// 	cout << tree.query(i, i).first << ' ';
	// } cout << endl;
	for(int i = 1; i <= n; i++) {
		// cout << i << endl;
		auto [x, y] = tree.query(1, n);
		ans += x;
		for(; mi <= m; mi++) {
			tree.add(1, xy[mi].first, xy[mi].second);
		}
		// cout << "I Y " << i << ' ' << x << ' ' << y << endl;
		tree.modify(y, 1e18);
		cout << ans << ' ';
		// cout << i << endl;
	} cout << '\n';
	// cout << ans / 2 << '\n';
}

signed main() {
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);

// #ifdef Cai_Guang
// 	freopen("1.in", "r", stdin);
// #endif
	
	int t = 1;
	cin >> t;
	while(t--) {
		solve();
	}
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3832kb

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: 3872kb

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: 3640kb

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: 3644kb

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:

-416165974 -387637828 -297802995 -196063978 44278413 292630727 541074985 792473682 1092347775 1412548703 1756268136 2101752988 2494614073 2893464217 3314183134 3796146073 4350064547 4911763702 
335919368 705602908 
146524143 438492672 
-3870833640 -3817930784 -3749728771 -3627446160 -3460387488 -321...

result:

wrong answer 9th numbers differ - expected: '1079767658', found: '1092347775'