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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#749188#7787. Maximum RatingpodysWA 175ms43716kbC++142.9kb2024-11-14 22:58:352024-11-14 22:58:35

Judging History

你现在查看的是最新测评结果

  • [2024-11-14 22:58:35]
  • 评测
  • 测评结果:WA
  • 用时:175ms
  • 内存:43716kb
  • [2024-11-14 22:58:35]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
const int N=6e5+5;
int a[N];
class tre{
public:
    vector<int> sum,ls,rs,ct;
    // int sum[N * 2], ls[N * 2], rs[N * 2];
    tre(){
        sum=vector<int>(N*2);
        ls=vector<int>(N*2);
        rs=vector<int>(N*2);
        ct=vector<int>(N*2);
    }
    // root 表示整棵线段树的根结点;cnt 表示当前结点个数
    int cnt=0, root=0;
    // 用法:update(root, 1, n, x, f); 其中 x 为待修改节点的编号
    void update(int& p, int s, int t, int x, int f,int g) {  // 引用传参
        if(cnt>=N*2-5) return;
        if(!p && cnt>=N*2-5){
            sum.push_back(0);
            ls.push_back(0);
            rs.push_back(0);
            ct.push_back(0);
        }
        if (!p) p = ++cnt;  // 当结点为空时,创建一个新的结点
        if (s == t) {
            sum[p] += f;
            ct[p] += g;
            return;
        }
        int m = s + ((t - s) >> 1);
        if (x <= m)
            update(ls[p], s, m, x, f,g);
        else
            update(rs[p], m + 1, t, x, f,g);
        sum[p] = sum[ls[p]] + sum[rs[p]];  // pushup
        ct[p] = ct[ls[p]] + ct[rs[p]];  // pushup
    }
    // 用法:query(root, 1, n, l, r);
    // int query(int p, int s, int t, int l, int r) {
    //     if (!p) return 0;  // 如果结点为空,返回 0
    //     if (s >= l && t <= r) return sum[p];
    //     int m = s + ((t - s) >> 1), ans = 0;
    //     if (l <= m) ans += query(ls[p], s, m, l, r);
    //     if (r > m) ans += query(rs[p], m + 1, t, l, r);
    //     return ans;
    // }
    int check(int p,int s,int t,int &now){
        if (!p) return 0;  // 如果结点为空,返回 0
        if(s==t && ct[p]>=1 && sum[p]/ct[p]>=1){
            int ret=now/(sum[p]/ct[p]);
            now-=ret*sum[p];
            return ret;
        }
        if(sum[p]<=now){
            now-=sum[p];
            return ct[p];
        }
        int m = s + ((t - s) >> 1), ans = 0;
        ans+=check(ls[p],s,m,now);
        ans+=check(rs[p],m+1,t,now);
        return ans;
    }
};
void solve(){
    tre t1;
    int n,q;
    cin>>n>>q;
    int sum=0;
    int mx=1e16;
    for(int i=1;i<=n;i++){
        cin>>a[i];
        if(a[i]<=0){
            sum-=a[i];
        }else{
            t1.update(t1.root, 1, mx, a[i], a[i],1);
        }
    }
    while(q--){
        int x,v;
        cin>>x>>v;
        if(a[x]<=0){
            sum+=a[x];
        }else{
            t1.update(t1.root, 1, mx, a[x], -a[x],-1);
        }
        a[x]=v;
        if(v<=0){
            sum-=v;
        }else{
            t1.update(t1.root, 1, mx, v, v,1);
        }
        int tmp=sum;
        cout<<t1.check(t1.root,0,mx,tmp)+1<<endl;
    }
}
signed main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int t=1;
    // cin>>t;
    while(t--){
        solve();
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 40424kb

input:

3 5
1 2 3
3 4
2 -2
1 -3
3 1
2 1

output:

1
2
2
2
3

result:

ok 5 number(s): "1 2 2 2 3"

Test #2:

score: 0
Accepted
time: 0ms
memory: 40624kb

input:

3 5
1 2 3
3 4
2 -2
1 3
3 1
2 1

output:

1
2
1
2
1

result:

ok 5 number(s): "1 2 1 2 1"

Test #3:

score: 0
Accepted
time: 9ms
memory: 40696kb

input:

1 1
1000000000
1 1000000000

output:

1

result:

ok 1 number(s): "1"

Test #4:

score: 0
Accepted
time: 0ms
memory: 40604kb

input:

1 1
-1000000000
1 -1000000000

output:

1

result:

ok 1 number(s): "1"

Test #5:

score: 0
Accepted
time: 0ms
memory: 40772kb

input:

1000 1000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

output:

946
65
252
410
915
592
983
487
343
899
809
432
586
587
139
464
804
84
476
699
504
149
579
352
375
856
545
166
140
657
568
509
275
710
873
430
537
879
301
1
298
970
923
510
984
642
55
879
941
344
464
788
917
994
571
610
491
442
926
101
986
840
624
613
425
345
816
423
275
221
317
113
386
116
469
260
4...

result:

ok 1000 numbers

Test #6:

score: 0
Accepted
time: 11ms
memory: 40700kb

input:

1000 1000
1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000...

output:

500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
...

result:

ok 1000 numbers

Test #7:

score: 0
Accepted
time: 6ms
memory: 40672kb

input:

1000 1000
-485078954 -474724347 -284958745 -99994191 -853392841 -796786314 -87134718 -861459498 -982809180 -184620712 -618476092 -244916830 -349486182 -751407510 -874417202 -419521829 -888338757 -735353446 -426330733 -715383449 -48093437 -359419189 -474876639 -887614191 -157085227 -51186523 -4851821...

output:

2
3
4
5
6
7
8
9
10
11
12
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
51
52
53
54
55
56
57
58
59
60
60
61
62
63
64
65
65
66
67
68
69
70
71
72
73
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
88
89
90
91
92
92
93
94
95
96...

result:

ok 1000 numbers

Test #8:

score: 0
Accepted
time: 20ms
memory: 40704kb

input:

1000 1000
692178227 662595541 345515063 991152011 835514013 25683568 123726285 66892783 865428606 354216625 814472013 533064716 948349754 361975669 37940082 869044119 662812642 803704097 146471883 707522800 739525519 193714172 427089913 397196213 189039234 246429967 813126715 687459477 71112534 8404...

output:

43
51
56
64
65
74
75
86
87
95
101
108
113
120
128
133
138
139
139
144
145
148
151
156
156
158
160
161
166
168
172
174
178
181
184
187
187
189
191
194
198
202
205
206
207
209
208
208
212
213
213
212
215
219
220
221
222
223
225
228
231
234
235
235
236
236
238
238
241
243
244
244
247
247
247
248
249
25...

result:

ok 1000 numbers

Test #9:

score: 0
Accepted
time: 39ms
memory: 40748kb

input:

1000 1000
574468116 94882719 344585092 303636576 860857354 553186159 965991069 700277773 418699098 303119379 321049044 311046263 246185690 843955069 991766564 157610065 845367822 6325150 14241791 204057976 158548256 378251315 960460247 976973909 903759916 617675386 774999095 700647307 182260243 3951...

output:

1
1
1
44
62
62
62
62
62
62
62
63
75
86
86
94
94
94
94
94
94
101
106
110
109
109
110
110
114
118
120
120
125
133
137
142
149
151
151
154
158
163
164
164
166
171
166
171
171
176
178
178
178
182
184
189
191
192
192
193
194
194
199
199
200
200
200
201
201
202
202
203
203
203
203
204
205
209
211
213
216
...

result:

ok 1000 numbers

Test #10:

score: 0
Accepted
time: 145ms
memory: 40568kb

input:

1000 1000
751725297 937235315 680091610 26186557 254796915 744252261 881884780 923597346 266936883 546989425 417560660 89027810 544021626 957338248 904123848 814772232 101551928 545382694 250607919 995560445 577570993 931384678 862426799 261784312 954917086 283888096 73307963 303769720 219779023 411...

output:

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
...

result:

ok 1000 numbers

Test #11:

score: 0
Accepted
time: 7ms
memory: 40644kb

input:

1000 1000
-508752650 194148329 -801456523 151112987 832369235 -688290588 806491091 836936846 -122281173 356992850 -568184583 -516872363 165777265 -971767664 709095458 287512288 -240509024 222892519 809890680 -240691276 -160995890 -941338137 -110422024 -171235654 137147409 269779505 791942508 8316469...

output:

502
501
501
501
501
500
500
501
501
501
501
501
501
501
500
500
501
501
501
500
501
500
499
499
498
497
497
496
496
496
496
496
496
495
496
495
495
495
495
495
495
496
496
496
496
497
497
496
495
495
495
495
495
495
494
495
495
495
496
496
496
495
495
494
493
494
494
494
493
494
495
495
494
494
493
...

result:

ok 1000 numbers

Test #12:

score: 0
Accepted
time: 3ms
memory: 40668kb

input:

1000 1000
668917653 -912360220 -484296636 877719068 -532863859 -652299905 349419681 -27295020 117337504 915047258 669717799 -747101717 26685070 -475274955 944477505 -234513487 454335340 -77938580 827974643 579724786 32112764 -906575069 136172094 -160983053 -178633432 191196169 -702355948 -224063041 ...

output:

490
491
491
491
491
491
491
492
491
491
491
491
490
491
491
492
491
492
492
491
491
491
492
493
492
493
492
492
491
491
490
491
491
492
492
491
491
491
492
492
493
493
494
495
495
494
495
494
493
494
494
494
495
494
493
492
493
493
493
492
491
491
491
490
490
491
491
490
491
491
490
489
489
490
490
...

result:

ok 1000 numbers

Test #13:

score: 0
Accepted
time: 175ms
memory: 42744kb

input:

200000 200000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

output:

72376
101111
115499
58115
162542
118228
127603
92640
159784
158521
23443
120553
3776
74867
53743
144513
110937
175487
110103
155120
90227
14151
141505
165956
73915
122548
124144
170214
87824
60252
31007
63702
179573
141360
166667
31159
15231
115256
166707
175939
169172
147787
1411
98677
10409
185322...

result:

ok 200000 numbers

Test #14:

score: 0
Accepted
time: 92ms
memory: 43072kb

input:

200000 200000
1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -1000000000 1 -100...

output:

100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000
100000...

result:

ok 200000 numbers

Test #15:

score: -100
Wrong Answer
time: 169ms
memory: 43716kb

input:

200000 200000
-641536243 -965183184 -141619591 -549578174 -605343285 -234948471 -911248231 -720193527 -374462595 -876901055 -305631438 -321131226 -273535990 -24800331 -302573198 -104933640 -943270107 -991477211 -671845994 -877636895 -967575238 -964139845 -414345700 -424981584 -72662072 -55397356 -69...

output:

2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102...

result:

wrong answer 81373rd numbers differ - expected: '66750', found: '66749'