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Submission #1115728

# Submission time Handle Problem Language Result Execution time Memory
1115728 2024-11-20T21:16:13 Z ahoraSoyPeor Circle Passing (EGOI24_circlepassing) C++14
100 / 100
 95 ms 9904 KB 
#include <bits/stdc++.h>
using namespace std;

#define ff first
#define ss second
#define pb push_back

typedef long long ll;
typedef pair <int,int> pii;

int N, M, Q;
vector <int> bff;

int get_bff ( int x ) {
    return (x+N) % (2*N);
}

int dist ( int a, int b ) {
    return min ( abs(b-a), 2*N-abs(b-a) );
}

bool check_bff ( int a, int b ) {
    auto pnt_a = lower_bound ( bff.begin(), bff.end(), a ),
        pnt_b = upper_bound ( bff.begin(), bff.end(), b );
    if ( a <= b )
        return pnt_b - pnt_a > 0;
    return pnt_a != bff.end() or pnt_b != bff.begin();
}

int nxt_bff ( int x ) {
    auto pnt_x = lower_bound ( bff.begin(), bff.end(), x );
    if ( pnt_x != bff.end() )
        return *pnt_x;
    return bff[0];
}

int bef_bff ( int x ) {
    auto pnt_x = lower_bound ( bff.begin(), bff.end(), x );
    if ( pnt_x != bff.begin() )
        return *(--pnt_x);
    return bff.back ();
}

int get_ans ( int x_i, int y_i ) {
    int nxt = nxt_bff ( x_i ), bef = bef_bff ( x_i );
    int res = min ({ dist ( x_i, y_i ), 
                dist ( x_i, nxt ) + 1 + dist ( get_bff (nxt), y_i ) ,
                dist ( x_i, bef ) + 1 + dist ( get_bff (bef), y_i )}); 
    return res;
}

int main () {
        
    #ifndef LOCAL
    #endif

    scanf ( "%d%d%d", &N, &M, &Q );
    while ( M-- ) {
        int curr_bff;
        scanf ( "%d", &curr_bff );
        bff.pb ( curr_bff ), bff.pb ( curr_bff + N );
    }
    sort ( bff.begin(), bff.end() );

    while ( Q-- ) {
        int x_i, y_i;
        scanf ( "%d%d", &x_i, &y_i );
        printf ( "%d\n", get_ans ( x_i, y_i ) );
    }

    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:57:11: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   57 |     scanf ( "%d%d%d", &N, &M, &Q );
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:60:15: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   60 |         scanf ( "%d", &curr_bff );
      |         ~~~~~~^~~~~~~~~~~~~~~~~~~
Main.cpp:67:15: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   67 |         scanf ( "%d%d", &x_i, &y_i );
      |         ~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 336 KB Output is correct
2 Correct 4 ms 336 KB Output is correct
3 Correct 4 ms 336 KB Output is correct
4 Correct 1 ms 504 KB Output is correct
5 Correct 4 ms 336 KB Output is correct
6 Correct 4 ms 592 KB Output is correct
7 Correct 5 ms 604 KB Output is correct
8 Correct 5 ms 560 KB Output is correct
9 Correct 8 ms 592 KB Output is correct
10 Correct 5 ms 592 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 504 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 592 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 2 ms 336 KB Output is correct
11 Correct 2 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 436 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 504 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 504 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 592 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 2 ms 336 KB Output is correct
11 Correct 2 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 436 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 504 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 504 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 516 KB Output is correct
31 Correct 1 ms 448 KB Output is correct
32 Correct 1 ms 504 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 472 KB Output is correct
40 Correct 1 ms 504 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Correct 1 ms 336 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 1 ms 336 KB Output is correct
46 Correct 1 ms 336 KB Output is correct
47 Correct 1 ms 568 KB Output is correct
48 Correct 1 ms 504 KB Output is correct
49 Correct 1 ms 336 KB Output is correct
50 Correct 1 ms 336 KB Output is correct
51 Correct 1 ms 504 KB Output is correct
52 Correct 1 ms 336 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 592 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 68 ms 6592 KB Output is correct
4 Correct 16 ms 1480 KB Output is correct
5 Correct 5 ms 592 KB Output is correct
6 Correct 5 ms 820 KB Output is correct
7 Correct 6 ms 848 KB Output is correct
8 Correct 6 ms 760 KB Output is correct
9 Correct 5 ms 716 KB Output is correct
10 Correct 6 ms 848 KB Output is correct
11 Correct 5 ms 848 KB Output is correct
12 Correct 5 ms 848 KB Output is correct
13 Correct 5 ms 1016 KB Output is correct
14 Correct 6 ms 848 KB Output is correct
15 Correct 40 ms 4804 KB Output is correct
16 Correct 40 ms 4804 KB Output is correct
17 Correct 93 ms 9648 KB Output is correct
18 Correct 95 ms 9652 KB Output is correct
19 Correct 1 ms 336 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 336 KB Output is correct
2 Correct 4 ms 336 KB Output is correct
3 Correct 4 ms 336 KB Output is correct
4 Correct 1 ms 504 KB Output is correct
5 Correct 4 ms 336 KB Output is correct
6 Correct 4 ms 592 KB Output is correct
7 Correct 5 ms 604 KB Output is correct
8 Correct 5 ms 560 KB Output is correct
9 Correct 8 ms 592 KB Output is correct
10 Correct 5 ms 592 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 504 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 592 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 2 ms 336 KB Output is correct
23 Correct 2 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 436 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 504 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 504 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 516 KB Output is correct
43 Correct 1 ms 448 KB Output is correct
44 Correct 1 ms 504 KB Output is correct
45 Correct 1 ms 336 KB Output is correct
46 Correct 1 ms 336 KB Output is correct
47 Correct 1 ms 336 KB Output is correct
48 Correct 1 ms 336 KB Output is correct
49 Correct 1 ms 336 KB Output is correct
50 Correct 1 ms 336 KB Output is correct
51 Correct 1 ms 472 KB Output is correct
52 Correct 1 ms 504 KB Output is correct
53 Correct 1 ms 336 KB Output is correct
54 Correct 1 ms 336 KB Output is correct
55 Correct 1 ms 336 KB Output is correct
56 Correct 1 ms 336 KB Output is correct
57 Correct 1 ms 336 KB Output is correct
58 Correct 1 ms 336 KB Output is correct
59 Correct 1 ms 568 KB Output is correct
60 Correct 1 ms 504 KB Output is correct
61 Correct 1 ms 336 KB Output is correct
62 Correct 1 ms 336 KB Output is correct
63 Correct 1 ms 504 KB Output is correct
64 Correct 1 ms 336 KB Output is correct
65 Correct 5 ms 592 KB Output is correct
66 Correct 1 ms 336 KB Output is correct
67 Correct 68 ms 6592 KB Output is correct
68 Correct 16 ms 1480 KB Output is correct
69 Correct 5 ms 592 KB Output is correct
70 Correct 5 ms 820 KB Output is correct
71 Correct 6 ms 848 KB Output is correct
72 Correct 6 ms 760 KB Output is correct
73 Correct 5 ms 716 KB Output is correct
74 Correct 6 ms 848 KB Output is correct
75 Correct 5 ms 848 KB Output is correct
76 Correct 5 ms 848 KB Output is correct
77 Correct 5 ms 1016 KB Output is correct
78 Correct 6 ms 848 KB Output is correct
79 Correct 40 ms 4804 KB Output is correct
80 Correct 40 ms 4804 KB Output is correct
81 Correct 93 ms 9648 KB Output is correct
82 Correct 95 ms 9652 KB Output is correct
83 Correct 1 ms 336 KB Output is correct
84 Correct 5 ms 336 KB Output is correct
85 Correct 5 ms 336 KB Output is correct
86 Correct 4 ms 592 KB Output is correct
87 Correct 1 ms 336 KB Output is correct
88 Correct 5 ms 592 KB Output is correct
89 Correct 5 ms 848 KB Output is correct
90 Correct 6 ms 816 KB Output is correct
91 Correct 6 ms 896 KB Output is correct
92 Correct 9 ms 848 KB Output is correct
93 Correct 7 ms 848 KB Output is correct
94 Correct 1 ms 336 KB Output is correct
95 Correct 1 ms 336 KB Output is correct
96 Correct 1 ms 336 KB Output is correct
97 Correct 1 ms 336 KB Output is correct
98 Correct 1 ms 504 KB Output is correct
99 Correct 1 ms 336 KB Output is correct
100 Correct 1 ms 348 KB Output is correct
101 Correct 1 ms 504 KB Output is correct
102 Correct 1 ms 336 KB Output is correct
103 Correct 2 ms 336 KB Output is correct
104 Correct 1 ms 504 KB Output is correct
105 Correct 1 ms 336 KB Output is correct
106 Correct 1 ms 440 KB Output is correct
107 Correct 1 ms 336 KB Output is correct
108 Correct 1 ms 380 KB Output is correct
109 Correct 1 ms 336 KB Output is correct
110 Correct 1 ms 336 KB Output is correct
111 Correct 1 ms 336 KB Output is correct
112 Correct 1 ms 336 KB Output is correct
113 Correct 1 ms 604 KB Output is correct
114 Correct 1 ms 336 KB Output is correct
115 Correct 1 ms 336 KB Output is correct
116 Correct 1 ms 336 KB Output is correct
117 Correct 1 ms 336 KB Output is correct
118 Correct 1 ms 336 KB Output is correct
119 Correct 2 ms 592 KB Output is correct
120 Correct 1 ms 336 KB Output is correct
121 Correct 66 ms 9152 KB Output is correct
122 Correct 17 ms 2248 KB Output is correct
123 Correct 5 ms 848 KB Output is correct
124 Correct 5 ms 736 KB Output is correct
125 Correct 5 ms 848 KB Output is correct
126 Correct 5 ms 760 KB Output is correct
127 Correct 4 ms 692 KB Output is correct
128 Correct 5 ms 696 KB Output is correct
129 Correct 5 ms 848 KB Output is correct
130 Correct 5 ms 848 KB Output is correct
131 Correct 8 ms 848 KB Output is correct
132 Correct 6 ms 848 KB Output is correct
133 Correct 38 ms 4804 KB Output is correct
134 Correct 36 ms 4804 KB Output is correct
135 Correct 76 ms 9648 KB Output is correct
136 Correct 77 ms 9660 KB Output is correct
137 Correct 91 ms 9904 KB Output is correct
138 Correct 84 ms 9904 KB Output is correct
139 Correct 11 ms 1992 KB Output is correct
140 Correct 4 ms 852 KB Output is correct
141 Correct 45 ms 4804 KB Output is correct
142 Correct 48 ms 5048 KB Output is correct
143 Correct 69 ms 9152 KB Output is correct
144 Correct 5 ms 848 KB Output is correct
145 Correct 6 ms 848 KB Output is correct
146 Correct 6 ms 848 KB Output is correct
147 Correct 7 ms 848 KB Output is correct
148 Correct 7 ms 848 KB Output is correct
149 Correct 6 ms 848 KB Output is correct
150 Correct 8 ms 848 KB Output is correct
151 Correct 1 ms 336 KB Output is correct
152 Correct 1 ms 336 KB Output is correct
153 Correct 1 ms 336 KB Output is correct
154 Correct 1 ms 336 KB Output is correct
155 Correct 1 ms 336 KB Output is correct