oj.uz

Submission #144909

# Submission time Handle Problem Language Result Execution time Memory
144909 2019-08-18T06:58:56 Z LittleFlowers__ Arranging Shoes (IOI19_shoes) C++14
100 / 100
 262 ms 137592 KB 
#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int rnd(int l,int r){return l+rng()%(r-l+1);}
#define in ({int x=0;int c=getchar(),n=0;for(;!isdigit(c);c=getchar()) n=(c=='-');for(;isdigit(c);c=getchar()) x=x*10+c-'0';n?-x:x;})
#define fasty ios_base::sync_with_stdio(false),cin.tie(nullptr);
#define task "shoes"
#define forinc(a,b,c) for(int a=b,_c=c;a<=_c;++a)
#define fordec(a,b,c) for(int a=b,_c=c;a>=_c;--a)
#define forv(a,b) for(auto&a:b)
#define fi first
#define se second
#define pb push_back
#define ii pair<int,int>
#define mt make_tuple
#define all(a) a.begin(),a.end()
#define reset(f, x) memset(f, x, sizeof(f))
#define bit(x,i) ((x>>(i-1))&1)
#define on(x,i) (x|(1ll<<(i-1)))
#define off(x,i) (x&~(1<<(i-1)))

const int N=100010;

int bit[N*2];
queue<int> s[N*2];

void upd(int i,int x){
	for(;i<N*2;i+=i&-i) bit[i]+=x;
}
int que(int i){
	int ret=0;
	for(;i;i-=i&-i) ret+=bit[i];
	return ret;
}

long long count_swaps(vector<int> v){
	long long ret=0;
	forinc(i,1,v.size()){
		int a=v[i-1];
		if(s[N-a].size()){
			int j=s[N-a].front(); s[N-a].pop();
			ret+=i-j-(a>0);
			ret-=que(i)-que(j);
			upd(j,-1);
		} else{
			s[N+a].push(i);
			upd(i,1);
		}
	}
	return ret;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 169 ms 135032 KB Output is correct
2 Correct 150 ms 135032 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 169 ms 135032 KB Output is correct
2 Correct 150 ms 135032 KB Output is correct
3 Correct 143 ms 135048 KB Output is correct
4 Correct 171 ms 135032 KB Output is correct
5 Correct 141 ms 135032 KB Output is correct
6 Correct 139 ms 135032 KB Output is correct
7 Correct 171 ms 135032 KB Output is correct
8 Correct 138 ms 135032 KB Output is correct
9 Correct 141 ms 135032 KB Output is correct
10 Correct 141 ms 135004 KB Output is correct
11 Correct 139 ms 134968 KB Output is correct
12 Correct 140 ms 135032 KB Output is correct
13 Correct 142 ms 135032 KB Output is correct
14 Correct 138 ms 134996 KB Output is correct
15 Correct 141 ms 135032 KB Output is correct
16 Correct 138 ms 134996 KB Output is correct
17 Correct 139 ms 134952 KB Output is correct
18 Correct 141 ms 134964 KB Output is correct
19 Correct 139 ms 135016 KB Output is correct
20 Correct 138 ms 135056 KB Output is correct
21 Correct 139 ms 135032 KB Output is correct
22 Correct 171 ms 135032 KB Output is correct
23 Correct 142 ms 135096 KB Output is correct
24 Correct 141 ms 135032 KB Output is correct
25 Correct 139 ms 134972 KB Output is correct
26 Correct 140 ms 135028 KB Output is correct
27 Correct 141 ms 134992 KB Output is correct
28 Correct 141 ms 135032 KB Output is correct
29 Correct 140 ms 134992 KB Output is correct
30 Correct 142 ms 135032 KB Output is correct
31 Correct 140 ms 135016 KB Output is correct
32 Correct 145 ms 135008 KB Output is correct
33 Correct 150 ms 135060 KB Output is correct
34 Correct 139 ms 134988 KB Output is correct
35 Correct 139 ms 135032 KB Output is correct
36 Correct 152 ms 135016 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 169 ms 135032 KB Output is correct
2 Correct 150 ms 135032 KB Output is correct
3 Correct 169 ms 135004 KB Output is correct
4 Correct 140 ms 134988 KB Output is correct
5 Correct 139 ms 135052 KB Output is correct
6 Correct 136 ms 134996 KB Output is correct
7 Correct 170 ms 135032 KB Output is correct
8 Correct 138 ms 135036 KB Output is correct
9 Correct 139 ms 135080 KB Output is correct
10 Correct 139 ms 135124 KB Output is correct
11 Correct 139 ms 135092 KB Output is correct
12 Correct 137 ms 135088 KB Output is correct
13 Correct 142 ms 135032 KB Output is correct
14 Correct 137 ms 135032 KB Output is correct
15 Correct 137 ms 135088 KB Output is correct
16 Correct 137 ms 135024 KB Output is correct
17 Correct 144 ms 135032 KB Output is correct
18 Correct 145 ms 135032 KB Output is correct
19 Correct 147 ms 135032 KB Output is correct
20 Correct 152 ms 135300 KB Output is correct
21 Correct 180 ms 135260 KB Output is correct
22 Correct 221 ms 137480 KB Output is correct
23 Correct 176 ms 137376 KB Output is correct
24 Correct 178 ms 137412 KB Output is correct
25 Correct 173 ms 137352 KB Output is correct
26 Correct 173 ms 137336 KB Output is correct
27 Correct 172 ms 137516 KB Output is correct
28 Correct 172 ms 137376 KB Output is correct
29 Correct 183 ms 137392 KB Output is correct
30 Correct 175 ms 137456 KB Output is correct
31 Correct 176 ms 137456 KB Output is correct
32 Correct 179 ms 137432 KB Output is correct
33 Correct 176 ms 137336 KB Output is correct
34 Correct 175 ms 137464 KB Output is correct
35 Correct 143 ms 134964 KB Output is correct
36 Correct 170 ms 135032 KB Output is correct
37 Correct 178 ms 137360 KB Output is correct
38 Correct 177 ms 137396 KB Output is correct
39 Correct 178 ms 137592 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 137 ms 135032 KB Output is correct
2 Correct 138 ms 135032 KB Output is correct
3 Correct 137 ms 135032 KB Output is correct
4 Correct 139 ms 135032 KB Output is correct
5 Correct 215 ms 137076 KB Output is correct
6 Correct 223 ms 136952 KB Output is correct
7 Correct 262 ms 136992 KB Output is correct
8 Correct 212 ms 137384 KB Output is correct
9 Correct 237 ms 137052 KB Output is correct
10 Correct 216 ms 136984 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 169 ms 135032 KB Output is correct
2 Correct 150 ms 135032 KB Output is correct
3 Correct 143 ms 135048 KB Output is correct
4 Correct 171 ms 135032 KB Output is correct
5 Correct 141 ms 135032 KB Output is correct
6 Correct 139 ms 135032 KB Output is correct
7 Correct 171 ms 135032 KB Output is correct
8 Correct 138 ms 135032 KB Output is correct
9 Correct 141 ms 135032 KB Output is correct
10 Correct 141 ms 135004 KB Output is correct
11 Correct 139 ms 134968 KB Output is correct
12 Correct 140 ms 135032 KB Output is correct
13 Correct 142 ms 135032 KB Output is correct
14 Correct 138 ms 134996 KB Output is correct
15 Correct 141 ms 135032 KB Output is correct
16 Correct 138 ms 134996 KB Output is correct
17 Correct 139 ms 134952 KB Output is correct
18 Correct 141 ms 134964 KB Output is correct
19 Correct 139 ms 135016 KB Output is correct
20 Correct 138 ms 135056 KB Output is correct
21 Correct 139 ms 135032 KB Output is correct
22 Correct 171 ms 135032 KB Output is correct
23 Correct 142 ms 135096 KB Output is correct
24 Correct 141 ms 135032 KB Output is correct
25 Correct 139 ms 134972 KB Output is correct
26 Correct 140 ms 135028 KB Output is correct
27 Correct 141 ms 134992 KB Output is correct
28 Correct 141 ms 135032 KB Output is correct
29 Correct 140 ms 134992 KB Output is correct
30 Correct 142 ms 135032 KB Output is correct
31 Correct 140 ms 135016 KB Output is correct
32 Correct 145 ms 135008 KB Output is correct
33 Correct 150 ms 135060 KB Output is correct
34 Correct 139 ms 134988 KB Output is correct
35 Correct 139 ms 135032 KB Output is correct
36 Correct 152 ms 135016 KB Output is correct
37 Correct 140 ms 135076 KB Output is correct
38 Correct 140 ms 135068 KB Output is correct
39 Correct 137 ms 134976 KB Output is correct
40 Correct 139 ms 135032 KB Output is correct
41 Correct 141 ms 135032 KB Output is correct
42 Correct 168 ms 135032 KB Output is correct
43 Correct 167 ms 135032 KB Output is correct
44 Correct 159 ms 135032 KB Output is correct
45 Correct 138 ms 135032 KB Output is correct
46 Correct 141 ms 135024 KB Output is correct
47 Correct 137 ms 134988 KB Output is correct
48 Correct 138 ms 135004 KB Output is correct
49 Correct 138 ms 135032 KB Output is correct
50 Correct 148 ms 135052 KB Output is correct
51 Correct 149 ms 135012 KB Output is correct
52 Correct 141 ms 135032 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 169 ms 135032 KB Output is correct
2 Correct 150 ms 135032 KB Output is correct
3 Correct 143 ms 135048 KB Output is correct
4 Correct 171 ms 135032 KB Output is correct
5 Correct 141 ms 135032 KB Output is correct
6 Correct 139 ms 135032 KB Output is correct
7 Correct 171 ms 135032 KB Output is correct
8 Correct 138 ms 135032 KB Output is correct
9 Correct 141 ms 135032 KB Output is correct
10 Correct 141 ms 135004 KB Output is correct
11 Correct 139 ms 134968 KB Output is correct
12 Correct 140 ms 135032 KB Output is correct
13 Correct 142 ms 135032 KB Output is correct
14 Correct 138 ms 134996 KB Output is correct
15 Correct 141 ms 135032 KB Output is correct
16 Correct 138 ms 134996 KB Output is correct
17 Correct 139 ms 134952 KB Output is correct
18 Correct 141 ms 134964 KB Output is correct
19 Correct 139 ms 135016 KB Output is correct
20 Correct 138 ms 135056 KB Output is correct
21 Correct 139 ms 135032 KB Output is correct
22 Correct 171 ms 135032 KB Output is correct
23 Correct 142 ms 135096 KB Output is correct
24 Correct 141 ms 135032 KB Output is correct
25 Correct 139 ms 134972 KB Output is correct
26 Correct 140 ms 135028 KB Output is correct
27 Correct 141 ms 134992 KB Output is correct
28 Correct 141 ms 135032 KB Output is correct
29 Correct 140 ms 134992 KB Output is correct
30 Correct 142 ms 135032 KB Output is correct
31 Correct 140 ms 135016 KB Output is correct
32 Correct 145 ms 135008 KB Output is correct
33 Correct 150 ms 135060 KB Output is correct
34 Correct 139 ms 134988 KB Output is correct
35 Correct 139 ms 135032 KB Output is correct
36 Correct 152 ms 135016 KB Output is correct
37 Correct 169 ms 135004 KB Output is correct
38 Correct 140 ms 134988 KB Output is correct
39 Correct 139 ms 135052 KB Output is correct
40 Correct 136 ms 134996 KB Output is correct
41 Correct 170 ms 135032 KB Output is correct
42 Correct 138 ms 135036 KB Output is correct
43 Correct 139 ms 135080 KB Output is correct
44 Correct 139 ms 135124 KB Output is correct
45 Correct 139 ms 135092 KB Output is correct
46 Correct 137 ms 135088 KB Output is correct
47 Correct 142 ms 135032 KB Output is correct
48 Correct 137 ms 135032 KB Output is correct
49 Correct 137 ms 135088 KB Output is correct
50 Correct 137 ms 135024 KB Output is correct
51 Correct 144 ms 135032 KB Output is correct
52 Correct 145 ms 135032 KB Output is correct
53 Correct 147 ms 135032 KB Output is correct
54 Correct 152 ms 135300 KB Output is correct
55 Correct 180 ms 135260 KB Output is correct
56 Correct 221 ms 137480 KB Output is correct
57 Correct 176 ms 137376 KB Output is correct
58 Correct 178 ms 137412 KB Output is correct
59 Correct 173 ms 137352 KB Output is correct
60 Correct 173 ms 137336 KB Output is correct
61 Correct 172 ms 137516 KB Output is correct
62 Correct 172 ms 137376 KB Output is correct
63 Correct 183 ms 137392 KB Output is correct
64 Correct 175 ms 137456 KB Output is correct
65 Correct 176 ms 137456 KB Output is correct
66 Correct 179 ms 137432 KB Output is correct
67 Correct 176 ms 137336 KB Output is correct
68 Correct 175 ms 137464 KB Output is correct
69 Correct 143 ms 134964 KB Output is correct
70 Correct 170 ms 135032 KB Output is correct
71 Correct 178 ms 137360 KB Output is correct
72 Correct 177 ms 137396 KB Output is correct
73 Correct 178 ms 137592 KB Output is correct
74 Correct 137 ms 135032 KB Output is correct
75 Correct 138 ms 135032 KB Output is correct
76 Correct 137 ms 135032 KB Output is correct
77 Correct 139 ms 135032 KB Output is correct
78 Correct 215 ms 137076 KB Output is correct
79 Correct 223 ms 136952 KB Output is correct
80 Correct 262 ms 136992 KB Output is correct
81 Correct 212 ms 137384 KB Output is correct
82 Correct 237 ms 137052 KB Output is correct
83 Correct 216 ms 136984 KB Output is correct
84 Correct 140 ms 135076 KB Output is correct
85 Correct 140 ms 135068 KB Output is correct
86 Correct 137 ms 134976 KB Output is correct
87 Correct 139 ms 135032 KB Output is correct
88 Correct 141 ms 135032 KB Output is correct
89 Correct 168 ms 135032 KB Output is correct
90 Correct 167 ms 135032 KB Output is correct
91 Correct 159 ms 135032 KB Output is correct
92 Correct 138 ms 135032 KB Output is correct
93 Correct 141 ms 135024 KB Output is correct
94 Correct 137 ms 134988 KB Output is correct
95 Correct 138 ms 135004 KB Output is correct
96 Correct 138 ms 135032 KB Output is correct
97 Correct 148 ms 135052 KB Output is correct
98 Correct 149 ms 135012 KB Output is correct
99 Correct 141 ms 135032 KB Output is correct
100 Correct 138 ms 135060 KB Output is correct
101 Correct 144 ms 135192 KB Output is correct
102 Correct 145 ms 135260 KB Output is correct
103 Correct 220 ms 137336 KB Output is correct
104 Correct 197 ms 137388 KB Output is correct
105 Correct 209 ms 137336 KB Output is correct
106 Correct 213 ms 136952 KB Output is correct
107 Correct 188 ms 137412 KB Output is correct
108 Correct 186 ms 137284 KB Output is correct
109 Correct 175 ms 137360 KB Output is correct
110 Correct 175 ms 137400 KB Output is correct
111 Correct 211 ms 137020 KB Output is correct
112 Correct 217 ms 137316 KB Output is correct
113 Correct 193 ms 137032 KB Output is correct
114 Correct 209 ms 136980 KB Output is correct
115 Correct 252 ms 136936 KB Output is correct