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#608751#6117. Determine The Fluctuation BonusqtoqWA 118ms15012kbC++173.8kb2024-10-04 02:27:252024-10-04 02:27:25

Judging History

你现在查看的是最新测评结果

  • [2024-10-04 02:27:25]
  • 评测
  • 测评结果:WA
  • 用时:118ms
  • 内存:15012kb
  • [2024-10-04 02:27:25]
  • 提交

answer

#include <bits/stdc++.h>


using namespace std;

template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; }
 void dbg_out() { cerr << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cerr << ' ' << H; dbg_out(T...); }
#ifdef ONPC
  #define deb(...) cerr << '[' << __FILE__ << ':' << __LINE__ << "] (" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
#else
  #pragma GCC optimize("O3,unroll-loops")
  #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
  #define deb(...)
#endif

// c++ short types
#define vt vector
//typedef long long ll;
typedef long double ld;

void whattime() { cout << "finished in " << clock() * 1.0 / CLOCKS_PER_SEC << " sec" << endl; }
// const int mod = 1e9 + 7;
const int mod = 998244353;
const int inf = 1e9;
const int64_t infll = 1e13;
bool debug = false;
const ld eps = 1e-9;
const ld pi = acos(-1);
mt19937_64 rng((int) chrono::steady_clock::now().time_since_epoch().count());

class Segtree {
public:
  vt<int> cnt;
  vt<int64_t> delta;
  int n;
  Segtree(int _n) : n(_n) {
    cnt = vt<int>(2*n, 0);
    delta = vt<int64_t>(2*n, 0);
  }
  void update_delta(int l, int r, int dx) {
    for(l += n, r += n; l < r; l >>= 1, r >>= 1) {
      if(l & 1) {
        delta[l] += dx;
        l++;
      }
      if(r & 1) {
        --r;
        delta[r] += dx;
      }
    }
  }
  int64_t get_delta(int pos) {
    int64_t res = 0;
    pos += n;
    while(pos) {
      res += delta[pos];
      pos >>= 1;
    }
    return res;
  }
  void update_cnt(int pos, int dx) {
    pos += n;
    while(pos) {
      cnt[pos] += dx;
      pos >>= 1;
    }
  }
  int get_cnt(int l, int r) { 
    int res = 0;
    for(l += n, r += n; l < r; l >>= 1, r >>= 1) {
      if(l & 1) {
        res += cnt[l];
        ++l;
      }
      if(r & 1) {
        --r;
        res += cnt[r];
      }
    }
    return res;
  }
};

void solve() {
  int n, q;
  cin >> n >> q;
  vt<int> a(q), p(q);
  vt<int64_t> cost(n, 0);
	map<int64_t, int> ids;
	ids[0];
  for(int i = 0; i < q; ++i) {
    cin >> a[i] >> p[i];
    --a[i];
    cost[a[i]] += p[i];
  	ids[cost[a[i]]];
  }
	ids[0];
  int id = 0;
  for(auto &[v, i]: ids) {
     i = id++;
  }
  vt<int64_t> coins(n, 0);
  Segtree st(id + 1);
  st.update_cnt(ids[0], n);
  cost = vt<int64_t>(n, 0);
  for(int i = 0; i < q; ++i) {
    int before = ids[cost[a[i]]];
    cost[a[i]] += p[i];
    int after = ids[cost[a[i]]];
  	deb(before, after);
    if(before < after) {
      st.update_cnt(before, -1);
    	coins[a[i]] += st.get_delta(before);
    	coins[a[i]] += st.get_cnt(before + 1, after + 1);
    	st.update_delta(before, after, + 1);
      coins[a[i]] -= st.get_delta(after);
	  	st.update_cnt(after, + 1);
    } else if(before > after) {
    	st.update_cnt(before, -1);
    	coins[a[i]] += st.get_delta(before);
    	coins[a[i]] += st.get_cnt(after+1, before+1);
    	st.update_delta(after + 1, before, + 1);
    	coins[a[i]] -= st.get_delta(after);
			st.update_cnt(after, + 1);
    }
  	// for(int j = 0; j < n; ++j) {
  	// 	int64_t val = coins[j] + st.get_delta(ids[cost[j]]);
  	// 	deb(j, val, cost[j]);
  	// }
  }
  for(int i = 0; i < n; ++i) {
    cout << coins[i] + st.get_delta(ids[cost[i]]) << '\n';
  }
}

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

	// freopen("/home/raf/CLionProjects/cp/inp.txt", "r", stdin);
	int tt = 1;;
	if(debug) {
		tt = 1e3;
	} else {
	}

	for(int t = 0; t < tt; ++t) {
		solve();
	}
	
#ifdef ONPC
	whattime();
#endif
	
	return 0;
}


詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3640kb

input:

3 7
2 -1
1 4
2 5
3 6
1 -7
3 -6
2 9

output:

2
6
5

result:

ok 3 number(s): "2 6 5"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3640kb

input:

9 5
2 10
2 -20
2 20
2 -20
2 20

output:

5
32
5
5
5
5
5
5
5

result:

ok 9 numbers

Test #3:

score: 0
Accepted
time: 0ms
memory: 3644kb

input:

5 10
1 0
3 0
2 0
5 0
4 0
1 0
3 0
2 0
5 0
4 0

output:

0
0
0
0
0

result:

ok 5 number(s): "0 0 0 0 0"

Test #4:

score: 0
Accepted
time: 0ms
memory: 3644kb

input:

1 1
1 0

output:

0

result:

ok 1 number(s): "0"

Test #5:

score: 0
Accepted
time: 0ms
memory: 3700kb

input:

1 1
1 -1000000000

output:

0

result:

ok 1 number(s): "0"

Test #6:

score: 0
Accepted
time: 0ms
memory: 3588kb

input:

1 1
1 1000000000

output:

0

result:

ok 1 number(s): "0"

Test #7:

score: 0
Accepted
time: 95ms
memory: 12652kb

input:

34 99924
5 384094577
32 -796292690
21 -811649302
16 962640530
11 -949299967
26 946724925
32 -871556791
13 -597225272
5 -462265209
17 -360565332
30 973334595
26 65508285
25 -313976558
11 -305308663
4 44272276
3 505903660
19 -828537724
7 -809263187
5 -127755414
19 168244448
13 451711380
17 706137232
2...

output:

1710
2465
2377
1036
2028
1650
2222
2291
2113
579
1536
1820
2479
1610
2210
1395
2213
2289
804
1996
2692
1363
1395
767
1668
1740
1103
1954
1101
2137
1869
1735
2466
2356

result:

ok 34 numbers

Test #8:

score: 0
Accepted
time: 103ms
memory: 12728kb

input:

443 99904
355 776573502
441 -293834208
375 -837011997
40 2774488
397 -249123167
69 -668289981
43 126338528
157 72371393
305 -608040225
253 -492951696
117 -13750067
77 -926024146
115 -887142637
146 585581525
118 -262829358
48 683226063
235 -844096239
69 513944511
223 -498788495
241 -911077572
113 -93...

output:

7435
7270
6432
7641
2790
7721
3771
6005
7048
6948
7038
6544
7023
7418
7049
5335
5809
5634
5960
4388
5976
7737
6746
3312
7530
1984
6800
7404
6116
7491
4906
5022
7280
6565
7198
6032
7810
2660
1697
7036
4367
8059
4639
8228
5447
6877
6983
6887
2793
7200
7466
6033
5821
7692
7465
7800
7458
5839
6406
7130
...

result:

ok 443 numbers

Test #9:

score: 0
Accepted
time: 98ms
memory: 12780kb

input:

240 99983
104 -95278518
231 572854945
93 -368197265
174 -738422454
193 521431685
90 655012878
65 301059792
147 -403962108
21 -858177820
87 223139155
181 -959038878
68 -14423910
30 -699054356
120 435440768
82 983702786
63 211402654
217 92961114
162 -358114816
23 779543403
160 -455406864
201 -48723282...

output:

4457
4667
4950
6031
3883
4270
6068
6035
4719
2709
1574
4796
5219
2339
4844
5880
2683
5995
2596
5281
5413
5607
4429
5419
5911
5350
5792
5301
4988
3019
5353
756
5064
4800
3912
4133
4306
2924
5941
5976
4870
4644
4357
4481
3119
4770
5603
5480
5434
4580
2580
5168
4687
5494
4377
4224
4821
6389
5734
6284
5...

result:

ok 240 numbers

Test #10:

score: 0
Accepted
time: 118ms
memory: 15000kb

input:

100000 100000
17709 872080604
29908 948861030
31960 -909331019
4551 573019995
74654 -688106402
17784 -165486948
24765 -503004971
93138 -47580542
98455 -708200927
35979 -874695335
86738 -326977214
48335 912206161
13410 -654819759
52214 -917196936
97024 -728452010
40411 3245912
10276 885241981
59066 6...

output:

61740
40683
105833
105202
37101
111175
40683
260900
40683
106677
98202
29090
40683
100241
40683
111627
40683
179768
40683
40683
81997
40683
36117
106245
40683
236625
41443
40683
106611
121683
40683
57299
40683
93545
40683
44340
118578
40683
40683
27289
103670
40683
40683
40683
40683
42925
40683
4068...

result:

ok 100000 numbers

Test #11:

score: -100
Wrong Answer
time: 115ms
memory: 15012kb

input:

100000 100000
6073 685908938
16764 704624104
95954 273780301
19560 -659974636
69166 -6946088
17735 -461272926
72900 567789228
2748 -310095707
34051 643569128
49582 -223620070
28175 -390945828
55829 -361864174
41031 532714060
82113 403993012
25401 -160547950
11547 804155155
41120 -116232798
4795 7510...

output:

43092
40446
40446
47931
127194
40446
45880
9151
41302
37379
104574
124235
21603
105718
40446
40446
40446
92055
64633
97507
130625
48950
98322
44598
97514
40446
40446
40446
40446
104654
103020
40446
30511
176745
40446
62017
12307
40446
40446
40446
40446
40446
40446
62977
40446
40446
54007
40446
49588...

result:

wrong answer 8846th numbers differ - expected: '104135', found: '104134'