oj.uz

Submission #228319

# Submission time Handle Problem Language Result Execution time Memory
228319 2020-04-30T14:07:17 Z chctxdy68 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 315 ms 143864 KB 
                #include "shoes.h"
            	#include <bits/stdc++.h>
                #include <ext/pb_ds/assoc_container.hpp>
                #include <ext/pb_ds/tree_policy.hpp>
                #define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
                #define ll long long
                #define ull unsigned long long
                #define ld long double
                #define pii pair <int, int>
                #define pll pair <ll, ll>
                #define pci pair <char, int>
                #define pld pair <ld, ld>
                #define ppld pair <pld, pld>
                #define ppll pair <pll, pll>
                #define pldl pair <ld, ll>
                #define vll vector <ll>
                #define vvll vector <vll>
                #define vpll vector <pll>
                #define pb push_back
                #define eb emplace_back
                #define mp make_pair
                #define fi first
                #define se second
                #define mll map <ll, ll>
                #define fastmap gp_hash_table
                #define cd complex <double>
                #define vcd vector <cd>
                #define PI 3.14159265358979
                #define ordered_set tree <ll, null_type, less <ll>, rb_tree_tag, tree_order_statistics_node_update>
                #pragma 03
                using namespace std;
                using namespace __gnu_pbds;
                queue <ll> rs[100005], ls[100005];
                ll st[800005];
                bool marked[200005];
                void update(ll root, ll l, ll r, ll i, ll val){
                	if (i < l || i > r) return;
                	if (l == r){
                		st[root] = val; return;
                	} 
                	ll mid = (l + r) / 2;
                	update(root * 2 + 1, l, mid, i, val);
                	update(root * 2 + 2, mid + 1, r, i, val);
                	st[root] = st[root * 2 + 1] + st[root * 2 + 2];
                }
                ll query(ll root, ll l, ll r, ll x, ll y){
                	if (y < l || x > r) return 0;
                	if (x <= l && y >= r) return st[root];
                	ll mid = (l + r) / 2;
                	return query(root * 2 + 1, l, mid, x, y) + query(root * 2 + 2, mid + 1, r, x, y);
                }
                ll count_swaps(vector <int> a){
                	for (ll i = 0; i < a.size(); i++){
                		if (a[i] < 0) ls[-a[i]].push(i);
                		else rs[a[i]].push(i);
                	}
                	ll ans = 0;
                	ll n = a.size();
                	for (ll i = 0; i < a.size(); i++) update(0, 0, n - 1, i, 1);
                	for (ll i = 0; i < a.size(); i++){
                		if (marked[i]) continue;
                		marked[i] = 1;
                		if (a[i] < 0){
                          	ls[-a[i]].pop();
                			ll p = rs[-a[i]].front(); rs[-a[i]].pop();
                			if (i + 1 <= p - 1) ans += query(0, 0, n - 1, i + 1, p - 1);
                			update(0, 0, n - 1, i, 0); update(0, 0, n - 1, p, 0);
                			marked[p] = 1;
                		}
                		else{
                          	rs[a[i]].pop();
                			ll p = ls[a[i]].front(); ls[a[i]].pop();
                			if (i + 1 <= p - 1) ans += query(0, 0, n - 1, i + 1, p - 1);
                          	ans++;
                			update(0, 0, n - 1, i, 0); update(0, 0, n - 1, p, 0);
                			marked[p] = 1;
                		}
                	}
                	return ans;
                }

Compilation message

shoes.cpp:30:0: warning: ignoring #pragma 03  [-Wunknown-pragmas]
                 #pragma 03
 
shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:53:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                  for (ll i = 0; i < a.size(); i++){
                                 ~~^~~~~~~~~~
shoes.cpp:59:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                  for (ll i = 0; i < a.size(); i++) update(0, 0, n - 1, i, 1);
                                 ~~^~~~~~~~~~
shoes.cpp:60:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                  for (ll i = 0; i < a.size(); i++){
                                 ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 134904 KB Output is correct
2 Correct 98 ms 134904 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 134904 KB Output is correct
2 Correct 98 ms 134904 KB Output is correct
3 Correct 93 ms 134904 KB Output is correct
4 Correct 101 ms 134956 KB Output is correct
5 Correct 93 ms 134904 KB Output is correct
6 Correct 94 ms 134904 KB Output is correct
7 Correct 95 ms 135032 KB Output is correct
8 Correct 94 ms 134904 KB Output is correct
9 Correct 93 ms 134904 KB Output is correct
10 Correct 93 ms 134904 KB Output is correct
11 Correct 93 ms 134904 KB Output is correct
12 Correct 93 ms 134904 KB Output is correct
13 Correct 97 ms 134904 KB Output is correct
14 Correct 94 ms 135124 KB Output is correct
15 Correct 94 ms 135032 KB Output is correct
16 Correct 95 ms 135032 KB Output is correct
17 Correct 98 ms 134908 KB Output is correct
18 Correct 93 ms 134904 KB Output is correct
19 Correct 93 ms 135032 KB Output is correct
20 Correct 94 ms 134904 KB Output is correct
21 Correct 95 ms 135032 KB Output is correct
22 Correct 95 ms 134904 KB Output is correct
23 Correct 93 ms 135032 KB Output is correct
24 Correct 95 ms 134904 KB Output is correct
25 Correct 95 ms 134904 KB Output is correct
26 Correct 97 ms 135032 KB Output is correct
27 Correct 94 ms 134904 KB Output is correct
28 Correct 92 ms 134904 KB Output is correct
29 Correct 94 ms 135032 KB Output is correct
30 Correct 92 ms 134904 KB Output is correct
31 Correct 96 ms 135032 KB Output is correct
32 Correct 94 ms 134904 KB Output is correct
33 Correct 96 ms 135032 KB Output is correct
34 Correct 93 ms 134896 KB Output is correct
35 Correct 95 ms 134904 KB Output is correct
36 Correct 92 ms 134904 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 134904 KB Output is correct
2 Correct 98 ms 134904 KB Output is correct
3 Correct 95 ms 135032 KB Output is correct
4 Correct 94 ms 135032 KB Output is correct
5 Correct 96 ms 134904 KB Output is correct
6 Correct 95 ms 134908 KB Output is correct
7 Correct 96 ms 135032 KB Output is correct
8 Correct 93 ms 134904 KB Output is correct
9 Correct 96 ms 134904 KB Output is correct
10 Correct 94 ms 135032 KB Output is correct
11 Correct 97 ms 134904 KB Output is correct
12 Correct 92 ms 135036 KB Output is correct
13 Correct 93 ms 134904 KB Output is correct
14 Correct 95 ms 135032 KB Output is correct
15 Correct 92 ms 134908 KB Output is correct
16 Correct 99 ms 134904 KB Output is correct
17 Correct 102 ms 135032 KB Output is correct
18 Correct 104 ms 135088 KB Output is correct
19 Correct 103 ms 135036 KB Output is correct
20 Correct 112 ms 135928 KB Output is correct
21 Correct 109 ms 135928 KB Output is correct
22 Correct 223 ms 143864 KB Output is correct
23 Correct 195 ms 143736 KB Output is correct
24 Correct 209 ms 143736 KB Output is correct
25 Correct 218 ms 143608 KB Output is correct
26 Correct 221 ms 143736 KB Output is correct
27 Correct 204 ms 143488 KB Output is correct
28 Correct 247 ms 143736 KB Output is correct
29 Correct 230 ms 143736 KB Output is correct
30 Correct 228 ms 143736 KB Output is correct
31 Correct 226 ms 143736 KB Output is correct
32 Correct 211 ms 143740 KB Output is correct
33 Correct 217 ms 143608 KB Output is correct
34 Correct 228 ms 143736 KB Output is correct
35 Correct 94 ms 134904 KB Output is correct
36 Correct 95 ms 135032 KB Output is correct
37 Correct 223 ms 143736 KB Output is correct
38 Correct 226 ms 143736 KB Output is correct
39 Correct 233 ms 143864 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 95 ms 134904 KB Output is correct
2 Correct 96 ms 134904 KB Output is correct
3 Correct 94 ms 134904 KB Output is correct
4 Correct 96 ms 135032 KB Output is correct
5 Correct 253 ms 140792 KB Output is correct
6 Correct 258 ms 140792 KB Output is correct
7 Correct 262 ms 140920 KB Output is correct
8 Correct 228 ms 142456 KB Output is correct
9 Correct 264 ms 140792 KB Output is correct
10 Correct 259 ms 140932 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 134904 KB Output is correct
2 Correct 98 ms 134904 KB Output is correct
3 Correct 93 ms 134904 KB Output is correct
4 Correct 101 ms 134956 KB Output is correct
5 Correct 93 ms 134904 KB Output is correct
6 Correct 94 ms 134904 KB Output is correct
7 Correct 95 ms 135032 KB Output is correct
8 Correct 94 ms 134904 KB Output is correct
9 Correct 93 ms 134904 KB Output is correct
10 Correct 93 ms 134904 KB Output is correct
11 Correct 93 ms 134904 KB Output is correct
12 Correct 93 ms 134904 KB Output is correct
13 Correct 97 ms 134904 KB Output is correct
14 Correct 94 ms 135124 KB Output is correct
15 Correct 94 ms 135032 KB Output is correct
16 Correct 95 ms 135032 KB Output is correct
17 Correct 98 ms 134908 KB Output is correct
18 Correct 93 ms 134904 KB Output is correct
19 Correct 93 ms 135032 KB Output is correct
20 Correct 94 ms 134904 KB Output is correct
21 Correct 95 ms 135032 KB Output is correct
22 Correct 95 ms 134904 KB Output is correct
23 Correct 93 ms 135032 KB Output is correct
24 Correct 95 ms 134904 KB Output is correct
25 Correct 95 ms 134904 KB Output is correct
26 Correct 97 ms 135032 KB Output is correct
27 Correct 94 ms 134904 KB Output is correct
28 Correct 92 ms 134904 KB Output is correct
29 Correct 94 ms 135032 KB Output is correct
30 Correct 92 ms 134904 KB Output is correct
31 Correct 96 ms 135032 KB Output is correct
32 Correct 94 ms 134904 KB Output is correct
33 Correct 96 ms 135032 KB Output is correct
34 Correct 93 ms 134896 KB Output is correct
35 Correct 95 ms 134904 KB Output is correct
36 Correct 92 ms 134904 KB Output is correct
37 Correct 94 ms 135032 KB Output is correct
38 Correct 99 ms 135036 KB Output is correct
39 Correct 93 ms 134904 KB Output is correct
40 Correct 99 ms 135032 KB Output is correct
41 Correct 98 ms 135032 KB Output is correct
42 Correct 98 ms 135032 KB Output is correct
43 Correct 96 ms 135032 KB Output is correct
44 Correct 96 ms 135032 KB Output is correct
45 Correct 101 ms 135032 KB Output is correct
46 Correct 96 ms 135036 KB Output is correct
47 Correct 98 ms 135032 KB Output is correct
48 Correct 98 ms 135032 KB Output is correct
49 Correct 96 ms 135032 KB Output is correct
50 Correct 102 ms 135032 KB Output is correct
51 Correct 103 ms 135032 KB Output is correct
52 Correct 95 ms 134988 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 134904 KB Output is correct
2 Correct 98 ms 134904 KB Output is correct
3 Correct 93 ms 134904 KB Output is correct
4 Correct 101 ms 134956 KB Output is correct
5 Correct 93 ms 134904 KB Output is correct
6 Correct 94 ms 134904 KB Output is correct
7 Correct 95 ms 135032 KB Output is correct
8 Correct 94 ms 134904 KB Output is correct
9 Correct 93 ms 134904 KB Output is correct
10 Correct 93 ms 134904 KB Output is correct
11 Correct 93 ms 134904 KB Output is correct
12 Correct 93 ms 134904 KB Output is correct
13 Correct 97 ms 134904 KB Output is correct
14 Correct 94 ms 135124 KB Output is correct
15 Correct 94 ms 135032 KB Output is correct
16 Correct 95 ms 135032 KB Output is correct
17 Correct 98 ms 134908 KB Output is correct
18 Correct 93 ms 134904 KB Output is correct
19 Correct 93 ms 135032 KB Output is correct
20 Correct 94 ms 134904 KB Output is correct
21 Correct 95 ms 135032 KB Output is correct
22 Correct 95 ms 134904 KB Output is correct
23 Correct 93 ms 135032 KB Output is correct
24 Correct 95 ms 134904 KB Output is correct
25 Correct 95 ms 134904 KB Output is correct
26 Correct 97 ms 135032 KB Output is correct
27 Correct 94 ms 134904 KB Output is correct
28 Correct 92 ms 134904 KB Output is correct
29 Correct 94 ms 135032 KB Output is correct
30 Correct 92 ms 134904 KB Output is correct
31 Correct 96 ms 135032 KB Output is correct
32 Correct 94 ms 134904 KB Output is correct
33 Correct 96 ms 135032 KB Output is correct
34 Correct 93 ms 134896 KB Output is correct
35 Correct 95 ms 134904 KB Output is correct
36 Correct 92 ms 134904 KB Output is correct
37 Correct 95 ms 135032 KB Output is correct
38 Correct 94 ms 135032 KB Output is correct
39 Correct 96 ms 134904 KB Output is correct
40 Correct 95 ms 134908 KB Output is correct
41 Correct 96 ms 135032 KB Output is correct
42 Correct 93 ms 134904 KB Output is correct
43 Correct 96 ms 134904 KB Output is correct
44 Correct 94 ms 135032 KB Output is correct
45 Correct 97 ms 134904 KB Output is correct
46 Correct 92 ms 135036 KB Output is correct
47 Correct 93 ms 134904 KB Output is correct
48 Correct 95 ms 135032 KB Output is correct
49 Correct 92 ms 134908 KB Output is correct
50 Correct 99 ms 134904 KB Output is correct
51 Correct 102 ms 135032 KB Output is correct
52 Correct 104 ms 135088 KB Output is correct
53 Correct 103 ms 135036 KB Output is correct
54 Correct 112 ms 135928 KB Output is correct
55 Correct 109 ms 135928 KB Output is correct
56 Correct 223 ms 143864 KB Output is correct
57 Correct 195 ms 143736 KB Output is correct
58 Correct 209 ms 143736 KB Output is correct
59 Correct 218 ms 143608 KB Output is correct
60 Correct 221 ms 143736 KB Output is correct
61 Correct 204 ms 143488 KB Output is correct
62 Correct 247 ms 143736 KB Output is correct
63 Correct 230 ms 143736 KB Output is correct
64 Correct 228 ms 143736 KB Output is correct
65 Correct 226 ms 143736 KB Output is correct
66 Correct 211 ms 143740 KB Output is correct
67 Correct 217 ms 143608 KB Output is correct
68 Correct 228 ms 143736 KB Output is correct
69 Correct 94 ms 134904 KB Output is correct
70 Correct 95 ms 135032 KB Output is correct
71 Correct 223 ms 143736 KB Output is correct
72 Correct 226 ms 143736 KB Output is correct
73 Correct 233 ms 143864 KB Output is correct
74 Correct 95 ms 134904 KB Output is correct
75 Correct 96 ms 134904 KB Output is correct
76 Correct 94 ms 134904 KB Output is correct
77 Correct 96 ms 135032 KB Output is correct
78 Correct 253 ms 140792 KB Output is correct
79 Correct 258 ms 140792 KB Output is correct
80 Correct 262 ms 140920 KB Output is correct
81 Correct 228 ms 142456 KB Output is correct
82 Correct 264 ms 140792 KB Output is correct
83 Correct 259 ms 140932 KB Output is correct
84 Correct 94 ms 135032 KB Output is correct
85 Correct 99 ms 135036 KB Output is correct
86 Correct 93 ms 134904 KB Output is correct
87 Correct 99 ms 135032 KB Output is correct
88 Correct 98 ms 135032 KB Output is correct
89 Correct 98 ms 135032 KB Output is correct
90 Correct 96 ms 135032 KB Output is correct
91 Correct 96 ms 135032 KB Output is correct
92 Correct 101 ms 135032 KB Output is correct
93 Correct 96 ms 135036 KB Output is correct
94 Correct 98 ms 135032 KB Output is correct
95 Correct 98 ms 135032 KB Output is correct
96 Correct 96 ms 135032 KB Output is correct
97 Correct 102 ms 135032 KB Output is correct
98 Correct 103 ms 135032 KB Output is correct
99 Correct 95 ms 134988 KB Output is correct
100 Correct 96 ms 135032 KB Output is correct
101 Correct 108 ms 135800 KB Output is correct
102 Correct 109 ms 135800 KB Output is correct
103 Correct 315 ms 142200 KB Output is correct
104 Correct 240 ms 142072 KB Output is correct
105 Correct 270 ms 142072 KB Output is correct
106 Correct 267 ms 142072 KB Output is correct
107 Correct 241 ms 142076 KB Output is correct
108 Correct 234 ms 142080 KB Output is correct
109 Correct 211 ms 143736 KB Output is correct
110 Correct 218 ms 143736 KB Output is correct
111 Correct 269 ms 142200 KB Output is correct
112 Correct 277 ms 142072 KB Output is correct
113 Correct 264 ms 142076 KB Output is correct
114 Correct 261 ms 142072 KB Output is correct
115 Correct 258 ms 142072 KB Output is correct