oj.uz

Submission #211109

# Submission time Handle Problem Language Result Execution time Memory
211109 2020-03-19T08:45:31 Z _Ice_Tea_ Arranging Shoes (IOI19_shoes) C++14
100 / 100
 111 ms 19832 KB 
#include "shoes.h"
#include<bits/stdc++.h>
#define LLI long long int
#define pii pair<int,int>
#define ULTRA 2134567890
#define de(x) if( x && x == MODE)
#define MODE 0
using namespace std;

int cht[200007][2];
vector<int> keep[200007][2];

int n;
int bit[200007] = {};
bool v[200007] = {};

void add( int x, int d)
{
	x++;
	while( x <= n)
	{
		bit[x] += d;
		x += x & (-x);
	}
}

LLI query( int x)
{
	LLI sum = 0;
	x++;
	while( x)
	{
		sum += bit[x];
		x -= x & (-x);
	}
	return sum;
}

long long count_swaps(std::vector<int> s) {

	int i,j;

	n = s.size();
	for( i=n-1; i>0; i--)
	{
		if( s[i] < 0)
			keep[ -s[i] ][0].push_back(i);
		else
			keep[ s[i] ][1].push_back(i);
	}

	for( i=1; i<n; i++)
		add( i, 1);

	LLI ans = 0;
	for( i=0; i<n; i++)
	{
		if( v[i])
			continue;
		de(1)
		{
			printf(" i = %d\n", i);
		}
		v[i] = 1;

		int color = abs( s[i]);
		int match;
		if( s[i] < 0)
		{
			while( v[ keep[color][1].back() ])
				keep[color][1].pop_back();
			match = keep[color][1].back();
			de(1)
			{
				printf("match = %d\n", match);
			}
			ans += query( match) - 1;
			v[ match ] = 1;
		}
		else
		{
			while( v[ keep[color][0].back() ])
				keep[color][0].pop_back();
			match = keep[color][0].back();
			de(1)
			{
				printf("match = %d\n", match);
			}
			ans += query( match);
			v[ match ] = 1;
		}
		add( i, -1);
		add( match, -1);
		de(1) printf("ans = %d\n", ans);
	}

	return ans;
}
/*
int main()
{
	int i,j;
	int n;

	scanf("%d", &n);

	vector<int> s;
	for( i=0; i<n; i++)
	{
		int a;
		scanf("%d", &a);
		s.push_back(a);
	}
	LLI ans = count_swaps(s);
	printf("%lld\n", ans);
	return 0;
}
*/

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:94:33: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
   de(1) printf("ans = %d\n", ans);
                                 ^
shoes.cpp:41:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j;
        ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9728 KB Output is correct
2 Correct 10 ms 9728 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9728 KB Output is correct
2 Correct 10 ms 9728 KB Output is correct
3 Correct 11 ms 9728 KB Output is correct
4 Correct 11 ms 9728 KB Output is correct
5 Correct 10 ms 9728 KB Output is correct
6 Correct 10 ms 9704 KB Output is correct
7 Correct 11 ms 9728 KB Output is correct
8 Correct 11 ms 9728 KB Output is correct
9 Correct 10 ms 9728 KB Output is correct
10 Correct 10 ms 9728 KB Output is correct
11 Correct 10 ms 9728 KB Output is correct
12 Correct 13 ms 9728 KB Output is correct
13 Correct 11 ms 9744 KB Output is correct
14 Correct 10 ms 9728 KB Output is correct
15 Correct 8 ms 9728 KB Output is correct
16 Correct 10 ms 9728 KB Output is correct
17 Correct 10 ms 9728 KB Output is correct
18 Correct 10 ms 9728 KB Output is correct
19 Correct 12 ms 9728 KB Output is correct
20 Correct 11 ms 9728 KB Output is correct
21 Correct 14 ms 9728 KB Output is correct
22 Correct 17 ms 9728 KB Output is correct
23 Correct 10 ms 9728 KB Output is correct
24 Correct 10 ms 9728 KB Output is correct
25 Correct 11 ms 9728 KB Output is correct
26 Correct 10 ms 9728 KB Output is correct
27 Correct 12 ms 9728 KB Output is correct
28 Correct 12 ms 9728 KB Output is correct
29 Correct 10 ms 9728 KB Output is correct
30 Correct 10 ms 9728 KB Output is correct
31 Correct 10 ms 9728 KB Output is correct
32 Correct 22 ms 9728 KB Output is correct
33 Correct 12 ms 9728 KB Output is correct
34 Correct 13 ms 9728 KB Output is correct
35 Correct 10 ms 9728 KB Output is correct
36 Correct 11 ms 9728 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9728 KB Output is correct
2 Correct 10 ms 9728 KB Output is correct
3 Correct 10 ms 9728 KB Output is correct
4 Correct 10 ms 9760 KB Output is correct
5 Correct 16 ms 9728 KB Output is correct
6 Correct 16 ms 9728 KB Output is correct
7 Correct 12 ms 9728 KB Output is correct
8 Correct 10 ms 9728 KB Output is correct
9 Correct 11 ms 9728 KB Output is correct
10 Correct 10 ms 9728 KB Output is correct
11 Correct 12 ms 9728 KB Output is correct
12 Correct 10 ms 9728 KB Output is correct
13 Correct 12 ms 9728 KB Output is correct
14 Correct 10 ms 9728 KB Output is correct
15 Correct 10 ms 9728 KB Output is correct
16 Correct 11 ms 9728 KB Output is correct
17 Correct 11 ms 9728 KB Output is correct
18 Correct 11 ms 9728 KB Output is correct
19 Correct 12 ms 9728 KB Output is correct
20 Correct 15 ms 10240 KB Output is correct
21 Correct 13 ms 10316 KB Output is correct
22 Correct 58 ms 13872 KB Output is correct
23 Correct 56 ms 14572 KB Output is correct
24 Correct 60 ms 14460 KB Output is correct
25 Correct 54 ms 14192 KB Output is correct
26 Correct 59 ms 14444 KB Output is correct
27 Correct 54 ms 14316 KB Output is correct
28 Correct 53 ms 14448 KB Output is correct
29 Correct 54 ms 14448 KB Output is correct
30 Correct 54 ms 14384 KB Output is correct
31 Correct 58 ms 14468 KB Output is correct
32 Correct 54 ms 14452 KB Output is correct
33 Correct 53 ms 14192 KB Output is correct
34 Correct 62 ms 14576 KB Output is correct
35 Correct 12 ms 9728 KB Output is correct
36 Correct 13 ms 9728 KB Output is correct
37 Correct 54 ms 14448 KB Output is correct
38 Correct 56 ms 14448 KB Output is correct
39 Correct 62 ms 14448 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 9728 KB Output is correct
2 Correct 13 ms 9728 KB Output is correct
3 Correct 10 ms 9728 KB Output is correct
4 Correct 10 ms 9728 KB Output is correct
5 Correct 96 ms 18892 KB Output is correct
6 Correct 72 ms 13688 KB Output is correct
7 Correct 87 ms 18552 KB Output is correct
8 Correct 52 ms 13108 KB Output is correct
9 Correct 88 ms 19832 KB Output is correct
10 Correct 94 ms 16632 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9728 KB Output is correct
2 Correct 10 ms 9728 KB Output is correct
3 Correct 11 ms 9728 KB Output is correct
4 Correct 11 ms 9728 KB Output is correct
5 Correct 10 ms 9728 KB Output is correct
6 Correct 10 ms 9704 KB Output is correct
7 Correct 11 ms 9728 KB Output is correct
8 Correct 11 ms 9728 KB Output is correct
9 Correct 10 ms 9728 KB Output is correct
10 Correct 10 ms 9728 KB Output is correct
11 Correct 10 ms 9728 KB Output is correct
12 Correct 13 ms 9728 KB Output is correct
13 Correct 11 ms 9744 KB Output is correct
14 Correct 10 ms 9728 KB Output is correct
15 Correct 8 ms 9728 KB Output is correct
16 Correct 10 ms 9728 KB Output is correct
17 Correct 10 ms 9728 KB Output is correct
18 Correct 10 ms 9728 KB Output is correct
19 Correct 12 ms 9728 KB Output is correct
20 Correct 11 ms 9728 KB Output is correct
21 Correct 14 ms 9728 KB Output is correct
22 Correct 17 ms 9728 KB Output is correct
23 Correct 10 ms 9728 KB Output is correct
24 Correct 10 ms 9728 KB Output is correct
25 Correct 11 ms 9728 KB Output is correct
26 Correct 10 ms 9728 KB Output is correct
27 Correct 12 ms 9728 KB Output is correct
28 Correct 12 ms 9728 KB Output is correct
29 Correct 10 ms 9728 KB Output is correct
30 Correct 10 ms 9728 KB Output is correct
31 Correct 10 ms 9728 KB Output is correct
32 Correct 22 ms 9728 KB Output is correct
33 Correct 12 ms 9728 KB Output is correct
34 Correct 13 ms 9728 KB Output is correct
35 Correct 10 ms 9728 KB Output is correct
36 Correct 11 ms 9728 KB Output is correct
37 Correct 10 ms 9728 KB Output is correct
38 Correct 10 ms 9728 KB Output is correct
39 Correct 10 ms 9728 KB Output is correct
40 Correct 12 ms 9728 KB Output is correct
41 Correct 10 ms 9856 KB Output is correct
42 Correct 11 ms 9856 KB Output is correct
43 Correct 11 ms 9728 KB Output is correct
44 Correct 11 ms 9728 KB Output is correct
45 Correct 10 ms 9728 KB Output is correct
46 Correct 11 ms 9856 KB Output is correct
47 Correct 11 ms 9856 KB Output is correct
48 Correct 11 ms 9728 KB Output is correct
49 Correct 10 ms 9856 KB Output is correct
50 Correct 11 ms 9728 KB Output is correct
51 Correct 11 ms 9728 KB Output is correct
52 Correct 11 ms 9856 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9728 KB Output is correct
2 Correct 10 ms 9728 KB Output is correct
3 Correct 11 ms 9728 KB Output is correct
4 Correct 11 ms 9728 KB Output is correct
5 Correct 10 ms 9728 KB Output is correct
6 Correct 10 ms 9704 KB Output is correct
7 Correct 11 ms 9728 KB Output is correct
8 Correct 11 ms 9728 KB Output is correct
9 Correct 10 ms 9728 KB Output is correct
10 Correct 10 ms 9728 KB Output is correct
11 Correct 10 ms 9728 KB Output is correct
12 Correct 13 ms 9728 KB Output is correct
13 Correct 11 ms 9744 KB Output is correct
14 Correct 10 ms 9728 KB Output is correct
15 Correct 8 ms 9728 KB Output is correct
16 Correct 10 ms 9728 KB Output is correct
17 Correct 10 ms 9728 KB Output is correct
18 Correct 10 ms 9728 KB Output is correct
19 Correct 12 ms 9728 KB Output is correct
20 Correct 11 ms 9728 KB Output is correct
21 Correct 14 ms 9728 KB Output is correct
22 Correct 17 ms 9728 KB Output is correct
23 Correct 10 ms 9728 KB Output is correct
24 Correct 10 ms 9728 KB Output is correct
25 Correct 11 ms 9728 KB Output is correct
26 Correct 10 ms 9728 KB Output is correct
27 Correct 12 ms 9728 KB Output is correct
28 Correct 12 ms 9728 KB Output is correct
29 Correct 10 ms 9728 KB Output is correct
30 Correct 10 ms 9728 KB Output is correct
31 Correct 10 ms 9728 KB Output is correct
32 Correct 22 ms 9728 KB Output is correct
33 Correct 12 ms 9728 KB Output is correct
34 Correct 13 ms 9728 KB Output is correct
35 Correct 10 ms 9728 KB Output is correct
36 Correct 11 ms 9728 KB Output is correct
37 Correct 10 ms 9728 KB Output is correct
38 Correct 10 ms 9760 KB Output is correct
39 Correct 16 ms 9728 KB Output is correct
40 Correct 16 ms 9728 KB Output is correct
41 Correct 12 ms 9728 KB Output is correct
42 Correct 10 ms 9728 KB Output is correct
43 Correct 11 ms 9728 KB Output is correct
44 Correct 10 ms 9728 KB Output is correct
45 Correct 12 ms 9728 KB Output is correct
46 Correct 10 ms 9728 KB Output is correct
47 Correct 12 ms 9728 KB Output is correct
48 Correct 10 ms 9728 KB Output is correct
49 Correct 10 ms 9728 KB Output is correct
50 Correct 11 ms 9728 KB Output is correct
51 Correct 11 ms 9728 KB Output is correct
52 Correct 11 ms 9728 KB Output is correct
53 Correct 12 ms 9728 KB Output is correct
54 Correct 15 ms 10240 KB Output is correct
55 Correct 13 ms 10316 KB Output is correct
56 Correct 58 ms 13872 KB Output is correct
57 Correct 56 ms 14572 KB Output is correct
58 Correct 60 ms 14460 KB Output is correct
59 Correct 54 ms 14192 KB Output is correct
60 Correct 59 ms 14444 KB Output is correct
61 Correct 54 ms 14316 KB Output is correct
62 Correct 53 ms 14448 KB Output is correct
63 Correct 54 ms 14448 KB Output is correct
64 Correct 54 ms 14384 KB Output is correct
65 Correct 58 ms 14468 KB Output is correct
66 Correct 54 ms 14452 KB Output is correct
67 Correct 53 ms 14192 KB Output is correct
68 Correct 62 ms 14576 KB Output is correct
69 Correct 12 ms 9728 KB Output is correct
70 Correct 13 ms 9728 KB Output is correct
71 Correct 54 ms 14448 KB Output is correct
72 Correct 56 ms 14448 KB Output is correct
73 Correct 62 ms 14448 KB Output is correct
74 Correct 12 ms 9728 KB Output is correct
75 Correct 13 ms 9728 KB Output is correct
76 Correct 10 ms 9728 KB Output is correct
77 Correct 10 ms 9728 KB Output is correct
78 Correct 96 ms 18892 KB Output is correct
79 Correct 72 ms 13688 KB Output is correct
80 Correct 87 ms 18552 KB Output is correct
81 Correct 52 ms 13108 KB Output is correct
82 Correct 88 ms 19832 KB Output is correct
83 Correct 94 ms 16632 KB Output is correct
84 Correct 10 ms 9728 KB Output is correct
85 Correct 10 ms 9728 KB Output is correct
86 Correct 10 ms 9728 KB Output is correct
87 Correct 12 ms 9728 KB Output is correct
88 Correct 10 ms 9856 KB Output is correct
89 Correct 11 ms 9856 KB Output is correct
90 Correct 11 ms 9728 KB Output is correct
91 Correct 11 ms 9728 KB Output is correct
92 Correct 10 ms 9728 KB Output is correct
93 Correct 11 ms 9856 KB Output is correct
94 Correct 11 ms 9856 KB Output is correct
95 Correct 11 ms 9728 KB Output is correct
96 Correct 10 ms 9856 KB Output is correct
97 Correct 11 ms 9728 KB Output is correct
98 Correct 11 ms 9728 KB Output is correct
99 Correct 11 ms 9856 KB Output is correct
100 Correct 10 ms 9856 KB Output is correct
101 Correct 17 ms 10624 KB Output is correct
102 Correct 16 ms 10232 KB Output is correct
103 Correct 111 ms 19832 KB Output is correct
104 Correct 88 ms 19832 KB Output is correct
105 Correct 107 ms 17016 KB Output is correct
106 Correct 91 ms 19768 KB Output is correct
107 Correct 77 ms 15096 KB Output is correct
108 Correct 87 ms 15480 KB Output is correct
109 Correct 54 ms 14512 KB Output is correct
110 Correct 52 ms 14448 KB Output is correct
111 Correct 108 ms 19008 KB Output is correct
112 Correct 106 ms 18424 KB Output is correct
113 Correct 75 ms 15096 KB Output is correct
114 Correct 93 ms 19704 KB Output is correct
115 Correct 97 ms 19704 KB Output is correct