oj.uz

Submission #919017

# Submission time Handle Problem Language Result Execution time Memory
919017 2024-01-31T04:29:21 Z imarn Segments (IZhO18_segments) C++14
100 / 100
 3709 ms 23384 KB 
#include<bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
#define vvi vector<vi>
#define vp vector<pii>
using namespace std;
const int K=1900;
multiset<pair<int,pii>>ms;
vector<pii>bl[120],br[120];
int mn[120]{0},mx[120]{0};
vector<pair<int,pii>>cur,upd;
void build(){
    cur.clear();
    for(auto it : ms)cur.pb({it.s.s-it.s.f+1,{it.s.f,it.s.s}});
    for(int i=0;i<120;i++)bl[i].clear(),br[i].clear(),mx[i]=0,mn[i]=2e9+5;
    sort(all(cur));
    for(int i=0;i<cur.size();i++){
        bl[i/K].pb({cur[i].s.f,cur[i].s.s});
        br[i/K].pb({cur[i].s.s,cur[i].s.f});
        mx[i/K]=max(mx[i/K],cur[i].f);
        mn[i/K]=min(mn[i/K],cur[i].f);
    }for(int i=0;i<120;i++)sort(all(bl[i])),sort(all(br[i]));
    upd.clear();
}
int qr(int k,int le,int re,int ans=0){
    for(int i=0;i<120;i++){
        if(mx[i]<k)continue;
        if(mn[i]>=k){ans+=(int)bl[i].size();continue;}
        for(auto it : bl[i]){
            if(it.s-it.f+1>=k)ans++;
        }
    }
    for(int i=0;i<120;i++){
        if(mx[i]<k)continue;
        if(mn[i]>=k){
            int l=0,r=(int)bl[i].size();
            while(l<r){
                int m=(l+r)>>1;
                if(bl[i][m].f>re-k+1)r=m;
                else l=m+1;
            }ans-=(int)bl[i].size()-l;continue;
        }
        for(auto it : bl[i]){
            if(it.s-it.f+1>=k&&it.f>re-k+1)ans--;
        }
    }
    for(int i=0;i<120;i++){
        if(mx[i]<k)continue;
        if(mn[i]>=k){
            int l=-1,r=(int)br[i].size()-1;
            while(l<r){
                int m=(l+r+1)>>1;
                if(br[i][m].f<le+k-1)l=m;
                else r=m-1;
            }ans-=(l+1);continue;
        }
        for(auto it : br[i]){
            if(it.f-it.s+1>=k&&it.f<le+k-1)ans--;
        }
    }
    for(auto it : upd){
        if(min(re,it.s.s)-max(le,it.s.f)+1>=k)ans+=it.f;
    }return ans;
}int id=1;
pii seg[200006];
int32_t main(){
    ios_base::sync_with_stdio(0);cin.tie(0);
    int n,t;cin>>n>>t;ll res=0;
    for(int i=0;i<n;i++){
        if(i%K==0)build();
        int o;cin>>o;
        if(o==1){
            int a,b;cin>>a>>b;
            a=(a^(t*res)),b=(b^(t*res));
            if(a>b)swap(a,b);seg[id]={a,b};
            ms.insert({id,{a,b}});id++;
            upd.pb({1,{a,b}});
        }
        if(o==2){
            int c;cin>>c;
            ms.erase(ms.lower_bound({c,{0,0}}));
            upd.pb({-1,{seg[c].f,seg[c].s}});
        }
        if(o==3){
            int a,b,k;cin>>a>>b>>k;
            a=(a^(t*res)),b=(b^(t*res));
            if(a>b)swap(a,b);
            if(b-a+1<k)res=0;
            else res=qr(k,a,b);
            cout<<res<<'\n';
        }

    }
}

Compilation message

segments.cpp: In function 'void build()':
segments.cpp:23:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for(int i=0;i<cur.size();i++){
      |                 ~^~~~~~~~~~~
segments.cpp: In function 'int32_t main()':
segments.cpp:81:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   81 |             if(a>b)swap(a,b);seg[id]={a,b};
      |             ^~
segments.cpp:81:30: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   81 |             if(a>b)swap(a,b);seg[id]={a,b};
      |                              ^~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 4 ms 804 KB Output is correct
4 Correct 4 ms 600 KB Output is correct
5 Correct 13 ms 1112 KB Output is correct
6 Correct 17 ms 856 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 11 ms 856 KB Output is correct
9 Correct 9 ms 892 KB Output is correct
10 Correct 5 ms 856 KB Output is correct
11 Correct 30 ms 912 KB Output is correct
12 Correct 30 ms 860 KB Output is correct
13 Correct 6 ms 856 KB Output is correct
14 Correct 12 ms 868 KB Output is correct
15 Correct 5 ms 632 KB Output is correct
16 Correct 4 ms 608 KB Output is correct
17 Correct 13 ms 612 KB Output is correct
18 Correct 8 ms 856 KB Output is correct
19 Correct 11 ms 608 KB Output is correct
20 Correct 9 ms 608 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1163 ms 8280 KB Output is correct
2 Correct 1164 ms 8768 KB Output is correct
3 Correct 1188 ms 8484 KB Output is correct
4 Correct 1136 ms 9036 KB Output is correct
5 Correct 652 ms 12204 KB Output is correct
6 Correct 586 ms 12396 KB Output is correct
7 Correct 1159 ms 8684 KB Output is correct
8 Correct 1162 ms 8468 KB Output is correct
9 Correct 1159 ms 8608 KB Output is correct
10 Correct 1294 ms 5652 KB Output is correct
11 Correct 1270 ms 6540 KB Output is correct
12 Correct 975 ms 10152 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 69 ms 2640 KB Output is correct
2 Correct 64 ms 2632 KB Output is correct
3 Correct 68 ms 2640 KB Output is correct
4 Correct 64 ms 2556 KB Output is correct
5 Correct 603 ms 10076 KB Output is correct
6 Correct 561 ms 9024 KB Output is correct
7 Correct 612 ms 9496 KB Output is correct
8 Correct 562 ms 12032 KB Output is correct
9 Correct 544 ms 11684 KB Output is correct
10 Correct 507 ms 9224 KB Output is correct
11 Correct 103 ms 2896 KB Output is correct
12 Correct 525 ms 9584 KB Output is correct
13 Correct 446 ms 8452 KB Output is correct
14 Correct 314 ms 5516 KB Output is correct
15 Correct 283 ms 5004 KB Output is correct
16 Correct 217 ms 4272 KB Output is correct
17 Correct 564 ms 7964 KB Output is correct
18 Correct 582 ms 8064 KB Output is correct
19 Correct 572 ms 8352 KB Output is correct
20 Correct 574 ms 8108 KB Output is correct
21 Correct 120 ms 3292 KB Output is correct
22 Correct 379 ms 6268 KB Output is correct
23 Correct 453 ms 7584 KB Output is correct
24 Correct 404 ms 6408 KB Output is correct
25 Correct 70 ms 2640 KB Output is correct
26 Correct 68 ms 2752 KB Output is correct
27 Correct 66 ms 2564 KB Output is correct
28 Correct 65 ms 2488 KB Output is correct
29 Correct 458 ms 7944 KB Output is correct
30 Correct 484 ms 8188 KB Output is correct
31 Correct 544 ms 11948 KB Output is correct
32 Correct 514 ms 9220 KB Output is correct
33 Correct 475 ms 8620 KB Output is correct
34 Correct 275 ms 5004 KB Output is correct
35 Correct 416 ms 7332 KB Output is correct
36 Correct 458 ms 8968 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 2896 KB Output is correct
2 Correct 72 ms 2932 KB Output is correct
3 Correct 71 ms 2808 KB Output is correct
4 Correct 80 ms 2896 KB Output is correct
5 Correct 891 ms 10720 KB Output is correct
6 Correct 1296 ms 5280 KB Output is correct
7 Correct 826 ms 11232 KB Output is correct
8 Correct 1324 ms 5896 KB Output is correct
9 Correct 657 ms 6336 KB Output is correct
10 Correct 672 ms 9972 KB Output is correct
11 Correct 552 ms 4300 KB Output is correct
12 Correct 618 ms 12236 KB Output is correct
13 Correct 686 ms 8592 KB Output is correct
14 Correct 615 ms 6028 KB Output is correct
15 Correct 558 ms 11768 KB Output is correct
16 Correct 655 ms 8964 KB Output is correct
17 Correct 1202 ms 8448 KB Output is correct
18 Correct 1174 ms 8392 KB Output is correct
19 Correct 1180 ms 8536 KB Output is correct
20 Correct 1172 ms 8484 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 4 ms 804 KB Output is correct
4 Correct 4 ms 600 KB Output is correct
5 Correct 13 ms 1112 KB Output is correct
6 Correct 17 ms 856 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 11 ms 856 KB Output is correct
9 Correct 9 ms 892 KB Output is correct
10 Correct 5 ms 856 KB Output is correct
11 Correct 30 ms 912 KB Output is correct
12 Correct 30 ms 860 KB Output is correct
13 Correct 6 ms 856 KB Output is correct
14 Correct 12 ms 868 KB Output is correct
15 Correct 5 ms 632 KB Output is correct
16 Correct 4 ms 608 KB Output is correct
17 Correct 13 ms 612 KB Output is correct
18 Correct 8 ms 856 KB Output is correct
19 Correct 11 ms 608 KB Output is correct
20 Correct 9 ms 608 KB Output is correct
21 Correct 1163 ms 8280 KB Output is correct
22 Correct 1164 ms 8768 KB Output is correct
23 Correct 1188 ms 8484 KB Output is correct
24 Correct 1136 ms 9036 KB Output is correct
25 Correct 652 ms 12204 KB Output is correct
26 Correct 586 ms 12396 KB Output is correct
27 Correct 1159 ms 8684 KB Output is correct
28 Correct 1162 ms 8468 KB Output is correct
29 Correct 1159 ms 8608 KB Output is correct
30 Correct 1294 ms 5652 KB Output is correct
31 Correct 1270 ms 6540 KB Output is correct
32 Correct 975 ms 10152 KB Output is correct
33 Correct 70 ms 2896 KB Output is correct
34 Correct 72 ms 2932 KB Output is correct
35 Correct 71 ms 2808 KB Output is correct
36 Correct 80 ms 2896 KB Output is correct
37 Correct 891 ms 10720 KB Output is correct
38 Correct 1296 ms 5280 KB Output is correct
39 Correct 826 ms 11232 KB Output is correct
40 Correct 1324 ms 5896 KB Output is correct
41 Correct 657 ms 6336 KB Output is correct
42 Correct 672 ms 9972 KB Output is correct
43 Correct 552 ms 4300 KB Output is correct
44 Correct 618 ms 12236 KB Output is correct
45 Correct 686 ms 8592 KB Output is correct
46 Correct 615 ms 6028 KB Output is correct
47 Correct 558 ms 11768 KB Output is correct
48 Correct 655 ms 8964 KB Output is correct
49 Correct 1202 ms 8448 KB Output is correct
50 Correct 1174 ms 8392 KB Output is correct
51 Correct 1180 ms 8536 KB Output is correct
52 Correct 1172 ms 8484 KB Output is correct
53 Correct 80 ms 2896 KB Output is correct
54 Correct 83 ms 2892 KB Output is correct
55 Correct 70 ms 2896 KB Output is correct
56 Correct 72 ms 2844 KB Output is correct
57 Correct 1299 ms 7068 KB Output is correct
58 Correct 1275 ms 4952 KB Output is correct
59 Correct 1131 ms 9312 KB Output is correct
60 Correct 1265 ms 4940 KB Output is correct
61 Correct 674 ms 8368 KB Output is correct
62 Correct 619 ms 11148 KB Output is correct
63 Correct 595 ms 11708 KB Output is correct
64 Correct 604 ms 11308 KB Output is correct
65 Correct 575 ms 4744 KB Output is correct
66 Correct 544 ms 4484 KB Output is correct
67 Correct 669 ms 9052 KB Output is correct
68 Correct 639 ms 7568 KB Output is correct
69 Correct 1218 ms 8712 KB Output is correct
70 Correct 1209 ms 8588 KB Output is correct
71 Correct 1219 ms 8344 KB Output is correct
72 Correct 1186 ms 8480 KB Output is correct
73 Correct 584 ms 5196 KB Output is correct
74 Correct 666 ms 7532 KB Output is correct
75 Correct 553 ms 12188 KB Output is correct
76 Correct 575 ms 12040 KB Output is correct
77 Correct 78 ms 2692 KB Output is correct
78 Correct 80 ms 2968 KB Output is correct
79 Correct 80 ms 2900 KB Output is correct
80 Correct 72 ms 2896 KB Output is correct
81 Correct 682 ms 7172 KB Output is correct
82 Correct 597 ms 5216 KB Output is correct
83 Correct 534 ms 4176 KB Output is correct
84 Correct 666 ms 7224 KB Output is correct
85 Correct 645 ms 8892 KB Output is correct
86 Correct 667 ms 9188 KB Output is correct
87 Correct 630 ms 6196 KB Output is correct
88 Correct 521 ms 4016 KB Output is correct

Subtask #6
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 4 ms 804 KB Output is correct
4 Correct 4 ms 600 KB Output is correct
5 Correct 13 ms 1112 KB Output is correct
6 Correct 17 ms 856 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 11 ms 856 KB Output is correct
9 Correct 9 ms 892 KB Output is correct
10 Correct 5 ms 856 KB Output is correct
11 Correct 30 ms 912 KB Output is correct
12 Correct 30 ms 860 KB Output is correct
13 Correct 6 ms 856 KB Output is correct
14 Correct 12 ms 868 KB Output is correct
15 Correct 5 ms 632 KB Output is correct
16 Correct 4 ms 608 KB Output is correct
17 Correct 13 ms 612 KB Output is correct
18 Correct 8 ms 856 KB Output is correct
19 Correct 11 ms 608 KB Output is correct
20 Correct 9 ms 608 KB Output is correct
21 Correct 1163 ms 8280 KB Output is correct
22 Correct 1164 ms 8768 KB Output is correct
23 Correct 1188 ms 8484 KB Output is correct
24 Correct 1136 ms 9036 KB Output is correct
25 Correct 652 ms 12204 KB Output is correct
26 Correct 586 ms 12396 KB Output is correct
27 Correct 1159 ms 8684 KB Output is correct
28 Correct 1162 ms 8468 KB Output is correct
29 Correct 1159 ms 8608 KB Output is correct
30 Correct 1294 ms 5652 KB Output is correct
31 Correct 1270 ms 6540 KB Output is correct
32 Correct 975 ms 10152 KB Output is correct
33 Correct 69 ms 2640 KB Output is correct
34 Correct 64 ms 2632 KB Output is correct
35 Correct 68 ms 2640 KB Output is correct
36 Correct 64 ms 2556 KB Output is correct
37 Correct 603 ms 10076 KB Output is correct
38 Correct 561 ms 9024 KB Output is correct
39 Correct 612 ms 9496 KB Output is correct
40 Correct 562 ms 12032 KB Output is correct
41 Correct 544 ms 11684 KB Output is correct
42 Correct 507 ms 9224 KB Output is correct
43 Correct 103 ms 2896 KB Output is correct
44 Correct 525 ms 9584 KB Output is correct
45 Correct 446 ms 8452 KB Output is correct
46 Correct 314 ms 5516 KB Output is correct
47 Correct 283 ms 5004 KB Output is correct
48 Correct 217 ms 4272 KB Output is correct
49 Correct 564 ms 7964 KB Output is correct
50 Correct 582 ms 8064 KB Output is correct
51 Correct 572 ms 8352 KB Output is correct
52 Correct 574 ms 8108 KB Output is correct
53 Correct 120 ms 3292 KB Output is correct
54 Correct 379 ms 6268 KB Output is correct
55 Correct 453 ms 7584 KB Output is correct
56 Correct 404 ms 6408 KB Output is correct
57 Correct 70 ms 2640 KB Output is correct
58 Correct 68 ms 2752 KB Output is correct
59 Correct 66 ms 2564 KB Output is correct
60 Correct 65 ms 2488 KB Output is correct
61 Correct 458 ms 7944 KB Output is correct
62 Correct 484 ms 8188 KB Output is correct
63 Correct 544 ms 11948 KB Output is correct
64 Correct 514 ms 9220 KB Output is correct
65 Correct 475 ms 8620 KB Output is correct
66 Correct 275 ms 5004 KB Output is correct
67 Correct 416 ms 7332 KB Output is correct
68 Correct 458 ms 8968 KB Output is correct
69 Correct 70 ms 2896 KB Output is correct
70 Correct 72 ms 2932 KB Output is correct
71 Correct 71 ms 2808 KB Output is correct
72 Correct 80 ms 2896 KB Output is correct
73 Correct 891 ms 10720 KB Output is correct
74 Correct 1296 ms 5280 KB Output is correct
75 Correct 826 ms 11232 KB Output is correct
76 Correct 1324 ms 5896 KB Output is correct
77 Correct 657 ms 6336 KB Output is correct
78 Correct 672 ms 9972 KB Output is correct
79 Correct 552 ms 4300 KB Output is correct
80 Correct 618 ms 12236 KB Output is correct
81 Correct 686 ms 8592 KB Output is correct
82 Correct 615 ms 6028 KB Output is correct
83 Correct 558 ms 11768 KB Output is correct
84 Correct 655 ms 8964 KB Output is correct
85 Correct 1202 ms 8448 KB Output is correct
86 Correct 1174 ms 8392 KB Output is correct
87 Correct 1180 ms 8536 KB Output is correct
88 Correct 1172 ms 8484 KB Output is correct
89 Correct 80 ms 2896 KB Output is correct
90 Correct 83 ms 2892 KB Output is correct
91 Correct 70 ms 2896 KB Output is correct
92 Correct 72 ms 2844 KB Output is correct
93 Correct 1299 ms 7068 KB Output is correct
94 Correct 1275 ms 4952 KB Output is correct
95 Correct 1131 ms 9312 KB Output is correct
96 Correct 1265 ms 4940 KB Output is correct
97 Correct 674 ms 8368 KB Output is correct
98 Correct 619 ms 11148 KB Output is correct
99 Correct 595 ms 11708 KB Output is correct
100 Correct 604 ms 11308 KB Output is correct
101 Correct 575 ms 4744 KB Output is correct
102 Correct 544 ms 4484 KB Output is correct
103 Correct 669 ms 9052 KB Output is correct
104 Correct 639 ms 7568 KB Output is correct
105 Correct 1218 ms 8712 KB Output is correct
106 Correct 1209 ms 8588 KB Output is correct
107 Correct 1219 ms 8344 KB Output is correct
108 Correct 1186 ms 8480 KB Output is correct
109 Correct 584 ms 5196 KB Output is correct
110 Correct 666 ms 7532 KB Output is correct
111 Correct 553 ms 12188 KB Output is correct
112 Correct 575 ms 12040 KB Output is correct
113 Correct 78 ms 2692 KB Output is correct
114 Correct 80 ms 2968 KB Output is correct
115 Correct 80 ms 2900 KB Output is correct
116 Correct 72 ms 2896 KB Output is correct
117 Correct 682 ms 7172 KB Output is correct
118 Correct 597 ms 5216 KB Output is correct
119 Correct 534 ms 4176 KB Output is correct
120 Correct 666 ms 7224 KB Output is correct
121 Correct 645 ms 8892 KB Output is correct
122 Correct 667 ms 9188 KB Output is correct
123 Correct 630 ms 6196 KB Output is correct
124 Correct 521 ms 4016 KB Output is correct
125 Correct 168 ms 5368 KB Output is correct
126 Correct 168 ms 5204 KB Output is correct
127 Correct 226 ms 5416 KB Output is correct
128 Correct 168 ms 5200 KB Output is correct
129 Correct 150 ms 5200 KB Output is correct
130 Correct 183 ms 5200 KB Output is correct
131 Correct 2911 ms 9476 KB Output is correct
132 Correct 3709 ms 15324 KB Output is correct
133 Correct 3493 ms 18896 KB Output is correct
134 Correct 3070 ms 10496 KB Output is correct
135 Correct 3589 ms 20872 KB Output is correct
136 Correct 2269 ms 7956 KB Output is correct
137 Correct 2560 ms 22756 KB Output is correct
138 Correct 2338 ms 16176 KB Output is correct
139 Correct 2431 ms 20184 KB Output is correct
140 Correct 2539 ms 21564 KB Output is correct
141 Correct 2437 ms 17420 KB Output is correct
142 Correct 1131 ms 6836 KB Output is correct
143 Correct 1508 ms 8864 KB Output is correct
144 Correct 862 ms 5808 KB Output is correct
145 Correct 2322 ms 21716 KB Output is correct
146 Correct 1849 ms 11960 KB Output is correct
147 Correct 1574 ms 9224 KB Output is correct
148 Correct 1469 ms 8964 KB Output is correct
149 Correct 3552 ms 16568 KB Output is correct
150 Correct 3469 ms 16508 KB Output is correct
151 Correct 3617 ms 16400 KB Output is correct
152 Correct 3593 ms 16336 KB Output is correct
153 Correct 3622 ms 16588 KB Output is correct
154 Correct 3632 ms 16336 KB Output is correct
155 Correct 1326 ms 7812 KB Output is correct
156 Correct 1632 ms 9536 KB Output is correct
157 Correct 2436 ms 22288 KB Output is correct
158 Correct 2427 ms 22596 KB Output is correct
159 Correct 2236 ms 16404 KB Output is correct
160 Correct 1937 ms 12356 KB Output is correct
161 Correct 199 ms 5196 KB Output is correct
162 Correct 180 ms 5204 KB Output is correct
163 Correct 183 ms 5332 KB Output is correct
164 Correct 383 ms 5716 KB Output is correct
165 Correct 206 ms 5200 KB Output is correct
166 Correct 175 ms 5380 KB Output is correct
167 Correct 2386 ms 22980 KB Output is correct
168 Correct 2396 ms 23384 KB Output is correct
169 Correct 2431 ms 22108 KB Output is correct
170 Correct 2396 ms 20472 KB Output is correct
171 Correct 2224 ms 17460 KB Output is correct
172 Correct 1855 ms 11244 KB Output is correct
173 Correct 2392 ms 21924 KB Output is correct
174 Correct 1847 ms 12156 KB Output is correct
175 Correct 2323 ms 18232 KB Output is correct
176 Correct 1482 ms 8640 KB Output is correct
177 Correct 2204 ms 16172 KB Output is correct
178 Correct 2086 ms 15288 KB Output is correct