oj.uz

Submission #1065727

# Submission time Handle Problem Language Result Execution time Memory
1065727 2024-08-19T11:19:14 Z mindiyak Building Skyscrapers (CEOI19_skyscrapers) C++14
54 / 100
 144 ms 14540 KB 
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
#include <stack>
#include <queue>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<pi>> vvpi;
typedef vector<ld> vd;
typedef vector<long long> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (ll i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1e6+3;
void init(string name)
{
    freopen((name + ".in").c_str(), "r", stdin);
    freopen((name + ".out").c_str(), "w", stdout);
}
void fastIO()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
}
 
vi tryx = {0,0,1,-1,-1,1,-1,1};
vi tryy = {1,-1,0,0,-1,-1,1,1};
 
void solve()
{
    int n,t;cin >> n >> t;
    map<pi,int> mp;
    set<pair<pi,int>> arr;
    FOR(i,0,n){
        int a,b;cin >> a >> b;
        if(i==0)arr.insert({{a,b},-1});
        else mp[{a,b}] = i+1;
    }

    vi ans;

    while(!arr.empty()){
        auto edge = *arr.begin();
        arr.erase(arr.begin());
        ans.pb(-edge.S);
        pi pos = edge.F;
        FOR(i,0,8){
            int x = pos.F + tryx[i], y = pos.S + tryy[i];
            if(mp.count({x,y})){
                arr.insert({{x,y},-mp[{x,y}]});
                mp.erase({x,y});
            }
        }
    }

    if(ans.size() != n){cout << "NO\n";return;}

    cout << "YES\n";
    for(int a:ans)cout << a << "\n";

}   
 
 
int main()
{
    fastIO();
    // init("test");
    int t = 1;
    // cin >> t;
    while (t--)
        solve();
    return 0;
}

Compilation message

skyscrapers.cpp: In function 'void solve()':
skyscrapers.cpp:83:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   83 |     if(ans.size() != n){cout << "NO\n";return;}
      |        ~~~~~~~~~~~^~~~
skyscrapers.cpp: In function 'void init(std::string)':
skyscrapers.cpp:44:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     freopen((name + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
skyscrapers.cpp:45:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |     freopen((name + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ans=YES N=1
2 Correct 0 ms 348 KB ans=YES N=4
3 Correct 0 ms 348 KB ans=NO N=4
4 Correct 0 ms 348 KB ans=YES N=5
5 Correct 0 ms 348 KB ans=YES N=9
6 Correct 0 ms 348 KB ans=YES N=5
7 Correct 0 ms 348 KB ans=NO N=9
8 Correct 0 ms 348 KB ans=NO N=10
9 Correct 0 ms 348 KB ans=YES N=10
10 Correct 0 ms 344 KB ans=YES N=10
11 Correct 0 ms 348 KB ans=YES N=10
12 Correct 0 ms 348 KB ans=YES N=9
13 Correct 0 ms 348 KB ans=YES N=9
14 Correct 0 ms 348 KB ans=YES N=8
15 Correct 0 ms 348 KB ans=YES N=8
16 Correct 0 ms 348 KB ans=NO N=2

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ans=YES N=1
2 Correct 0 ms 348 KB ans=YES N=4
3 Correct 0 ms 348 KB ans=NO N=4
4 Correct 0 ms 348 KB ans=YES N=5
5 Correct 0 ms 348 KB ans=YES N=9
6 Correct 0 ms 348 KB ans=YES N=5
7 Correct 0 ms 348 KB ans=NO N=9
8 Correct 0 ms 348 KB ans=NO N=10
9 Correct 0 ms 348 KB ans=YES N=10
10 Correct 0 ms 344 KB ans=YES N=10
11 Correct 0 ms 348 KB ans=YES N=10
12 Correct 0 ms 348 KB ans=YES N=9
13 Correct 0 ms 348 KB ans=YES N=9
14 Correct 0 ms 348 KB ans=YES N=8
15 Correct 0 ms 348 KB ans=YES N=8
16 Correct 0 ms 348 KB ans=NO N=2
17 Correct 0 ms 348 KB ans=YES N=17
18 Correct 0 ms 348 KB ans=YES N=25
19 Correct 0 ms 348 KB ans=YES N=100
20 Correct 0 ms 348 KB ans=YES N=185
21 Correct 1 ms 348 KB ans=NO N=174
22 Correct 0 ms 348 KB ans=YES N=90
23 Correct 0 ms 348 KB ans=YES N=63
24 Correct 0 ms 348 KB ans=YES N=87
25 Correct 0 ms 348 KB ans=YES N=183
26 Correct 0 ms 348 KB ans=YES N=188
27 Correct 1 ms 348 KB ans=YES N=183
28 Correct 0 ms 348 KB ans=YES N=189
29 Correct 1 ms 348 KB ans=YES N=200
30 Correct 1 ms 348 KB ans=YES N=190
31 Correct 1 ms 348 KB ans=YES N=187
32 Correct 0 ms 452 KB ans=YES N=187
33 Correct 1 ms 348 KB ans=YES N=182
34 Correct 0 ms 348 KB ans=YES N=184
35 Correct 0 ms 348 KB ans=YES N=188
36 Correct 0 ms 348 KB ans=YES N=181
37 Correct 0 ms 348 KB ans=YES N=188
38 Correct 1 ms 348 KB ans=YES N=191
39 Correct 0 ms 348 KB ans=YES N=196
40 Correct 0 ms 360 KB ans=YES N=196
41 Correct 0 ms 348 KB ans=YES N=196
42 Correct 0 ms 348 KB ans=YES N=196
43 Correct 1 ms 348 KB ans=YES N=195

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ans=YES N=1
2 Correct 0 ms 348 KB ans=YES N=4
3 Correct 0 ms 348 KB ans=NO N=4
4 Correct 0 ms 348 KB ans=YES N=5
5 Correct 0 ms 348 KB ans=YES N=9
6 Correct 0 ms 348 KB ans=YES N=5
7 Correct 0 ms 348 KB ans=NO N=9
8 Correct 0 ms 348 KB ans=NO N=10
9 Correct 0 ms 348 KB ans=YES N=10
10 Correct 0 ms 344 KB ans=YES N=10
11 Correct 0 ms 348 KB ans=YES N=10
12 Correct 0 ms 348 KB ans=YES N=9
13 Correct 0 ms 348 KB ans=YES N=9
14 Correct 0 ms 348 KB ans=YES N=8
15 Correct 0 ms 348 KB ans=YES N=8
16 Correct 0 ms 348 KB ans=NO N=2
17 Correct 0 ms 348 KB ans=YES N=17
18 Correct 0 ms 348 KB ans=YES N=25
19 Correct 0 ms 348 KB ans=YES N=100
20 Correct 0 ms 348 KB ans=YES N=185
21 Correct 1 ms 348 KB ans=NO N=174
22 Correct 0 ms 348 KB ans=YES N=90
23 Correct 0 ms 348 KB ans=YES N=63
24 Correct 0 ms 348 KB ans=YES N=87
25 Correct 0 ms 348 KB ans=YES N=183
26 Correct 0 ms 348 KB ans=YES N=188
27 Correct 1 ms 348 KB ans=YES N=183
28 Correct 0 ms 348 KB ans=YES N=189
29 Correct 1 ms 348 KB ans=YES N=200
30 Correct 1 ms 348 KB ans=YES N=190
31 Correct 1 ms 348 KB ans=YES N=187
32 Correct 0 ms 452 KB ans=YES N=187
33 Correct 1 ms 348 KB ans=YES N=182
34 Correct 0 ms 348 KB ans=YES N=184
35 Correct 0 ms 348 KB ans=YES N=188
36 Correct 0 ms 348 KB ans=YES N=181
37 Correct 0 ms 348 KB ans=YES N=188
38 Correct 1 ms 348 KB ans=YES N=191
39 Correct 0 ms 348 KB ans=YES N=196
40 Correct 0 ms 360 KB ans=YES N=196
41 Correct 0 ms 348 KB ans=YES N=196
42 Correct 0 ms 348 KB ans=YES N=196
43 Correct 1 ms 348 KB ans=YES N=195
44 Correct 2 ms 604 KB ans=NO N=1934
45 Correct 1 ms 348 KB ans=NO N=1965
46 Correct 1 ms 604 KB ans=YES N=1824
47 Correct 1 ms 604 KB ans=YES N=1981
48 Correct 1 ms 604 KB ans=YES N=1814
49 Correct 2 ms 604 KB ans=YES N=1854
50 Correct 1 ms 472 KB ans=YES N=1831
51 Correct 2 ms 604 KB ans=YES N=2000
52 Correct 2 ms 604 KB ans=YES N=1847
53 Correct 1 ms 604 KB ans=YES N=1819
54 Correct 2 ms 604 KB ans=YES N=1986
55 Correct 2 ms 464 KB ans=YES N=2000
56 Correct 2 ms 604 KB ans=YES N=1834
57 Correct 2 ms 604 KB ans=YES N=1860
58 Correct 2 ms 604 KB ans=YES N=1898
59 Correct 2 ms 604 KB ans=YES N=1832
60 Correct 2 ms 620 KB ans=YES N=1929
61 Correct 2 ms 620 KB ans=YES N=1919
62 Correct 2 ms 604 KB ans=YES N=1882
63 Correct 2 ms 604 KB ans=YES N=1922
64 Correct 2 ms 604 KB ans=YES N=1989
65 Correct 1 ms 604 KB ans=YES N=1978
66 Correct 2 ms 604 KB ans=YES N=1867
67 Correct 2 ms 604 KB ans=YES N=1942

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB ans=NO N=1934
2 Correct 1 ms 348 KB ans=NO N=1965
3 Incorrect 1 ms 348 KB Contestant's solution is not lexicographically largest at index 1824 (1813 vs 1702)
4 Halted 0 ms 0 KB -

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ans=YES N=1
2 Correct 0 ms 348 KB ans=YES N=4
3 Correct 0 ms 348 KB ans=NO N=4
4 Correct 0 ms 348 KB ans=YES N=5
5 Correct 0 ms 348 KB ans=YES N=9
6 Correct 0 ms 348 KB ans=YES N=5
7 Correct 0 ms 348 KB ans=NO N=9
8 Correct 0 ms 348 KB ans=NO N=10
9 Correct 0 ms 348 KB ans=YES N=10
10 Correct 0 ms 344 KB ans=YES N=10
11 Correct 0 ms 348 KB ans=YES N=10
12 Correct 0 ms 348 KB ans=YES N=9
13 Correct 0 ms 348 KB ans=YES N=9
14 Correct 0 ms 348 KB ans=YES N=8
15 Correct 0 ms 348 KB ans=YES N=8
16 Correct 0 ms 348 KB ans=NO N=2
17 Correct 0 ms 348 KB ans=YES N=17
18 Correct 0 ms 348 KB ans=YES N=25
19 Correct 0 ms 348 KB ans=YES N=100
20 Correct 0 ms 348 KB ans=YES N=185
21 Correct 1 ms 348 KB ans=NO N=174
22 Correct 0 ms 348 KB ans=YES N=90
23 Correct 0 ms 348 KB ans=YES N=63
24 Correct 0 ms 348 KB ans=YES N=87
25 Correct 0 ms 348 KB ans=YES N=183
26 Correct 0 ms 348 KB ans=YES N=188
27 Correct 1 ms 348 KB ans=YES N=183
28 Correct 0 ms 348 KB ans=YES N=189
29 Correct 1 ms 348 KB ans=YES N=200
30 Correct 1 ms 348 KB ans=YES N=190
31 Correct 1 ms 348 KB ans=YES N=187
32 Correct 0 ms 452 KB ans=YES N=187
33 Correct 1 ms 348 KB ans=YES N=182
34 Correct 0 ms 348 KB ans=YES N=184
35 Correct 0 ms 348 KB ans=YES N=188
36 Correct 0 ms 348 KB ans=YES N=181
37 Correct 0 ms 348 KB ans=YES N=188
38 Correct 1 ms 348 KB ans=YES N=191
39 Correct 0 ms 348 KB ans=YES N=196
40 Correct 0 ms 360 KB ans=YES N=196
41 Correct 0 ms 348 KB ans=YES N=196
42 Correct 0 ms 348 KB ans=YES N=196
43 Correct 1 ms 348 KB ans=YES N=195
44 Correct 2 ms 604 KB ans=NO N=1934
45 Correct 1 ms 348 KB ans=NO N=1965
46 Correct 1 ms 604 KB ans=YES N=1824
47 Correct 1 ms 604 KB ans=YES N=1981
48 Correct 1 ms 604 KB ans=YES N=1814
49 Correct 2 ms 604 KB ans=YES N=1854
50 Correct 1 ms 472 KB ans=YES N=1831
51 Correct 2 ms 604 KB ans=YES N=2000
52 Correct 2 ms 604 KB ans=YES N=1847
53 Correct 1 ms 604 KB ans=YES N=1819
54 Correct 2 ms 604 KB ans=YES N=1986
55 Correct 2 ms 464 KB ans=YES N=2000
56 Correct 2 ms 604 KB ans=YES N=1834
57 Correct 2 ms 604 KB ans=YES N=1860
58 Correct 2 ms 604 KB ans=YES N=1898
59 Correct 2 ms 604 KB ans=YES N=1832
60 Correct 2 ms 620 KB ans=YES N=1929
61 Correct 2 ms 620 KB ans=YES N=1919
62 Correct 2 ms 604 KB ans=YES N=1882
63 Correct 2 ms 604 KB ans=YES N=1922
64 Correct 2 ms 604 KB ans=YES N=1989
65 Correct 1 ms 604 KB ans=YES N=1978
66 Correct 2 ms 604 KB ans=YES N=1867
67 Correct 2 ms 604 KB ans=YES N=1942
68 Correct 52 ms 5680 KB ans=NO N=66151
69 Correct 25 ms 4840 KB ans=NO N=64333
70 Correct 49 ms 6100 KB ans=YES N=69316
71 Correct 48 ms 5920 KB ans=YES N=66695
72 Correct 49 ms 6092 KB ans=YES N=68436
73 Correct 51 ms 6096 KB ans=YES N=70000
74 Correct 55 ms 5972 KB ans=YES N=68501
75 Correct 49 ms 6196 KB ans=YES N=70000
76 Correct 46 ms 5844 KB ans=YES N=65009
77 Correct 58 ms 5840 KB ans=YES N=67007
78 Correct 59 ms 5836 KB ans=YES N=66357
79 Correct 56 ms 5848 KB ans=YES N=65430
80 Correct 58 ms 5736 KB ans=YES N=65790
81 Correct 61 ms 5836 KB ans=YES N=66020
82 Correct 54 ms 5844 KB ans=YES N=65809
83 Correct 51 ms 5848 KB ans=YES N=65651
84 Correct 63 ms 6048 KB ans=YES N=68040
85 Correct 60 ms 5836 KB ans=YES N=66570
86 Correct 46 ms 5592 KB ans=YES N=65421
87 Correct 51 ms 6092 KB ans=YES N=68351
88 Correct 48 ms 5836 KB ans=YES N=67027
89 Correct 50 ms 6092 KB ans=YES N=68879
90 Correct 47 ms 5980 KB ans=YES N=67256
91 Correct 114 ms 12368 KB ans=YES N=148315
92 Correct 57 ms 10580 KB ans=NO N=142745
93 Correct 67 ms 12628 KB ans=NO N=148443
94 Correct 123 ms 14284 KB ans=YES N=148328
95 Correct 123 ms 14288 KB ans=YES N=147855
96 Correct 123 ms 14540 KB ans=YES N=150000
97 Correct 130 ms 14000 KB ans=YES N=144725
98 Correct 132 ms 14312 KB ans=YES N=149445
99 Correct 125 ms 14028 KB ans=YES N=144455
100 Correct 127 ms 13776 KB ans=YES N=143487
101 Correct 144 ms 14284 KB ans=YES N=149688
102 Correct 134 ms 13772 KB ans=YES N=141481
103 Correct 143 ms 14132 KB ans=YES N=147430
104 Correct 129 ms 13768 KB ans=YES N=142247
105 Correct 138 ms 14540 KB ans=YES N=149941
106 Correct 137 ms 13824 KB ans=YES N=141635
107 Correct 141 ms 13652 KB ans=YES N=142896
108 Correct 144 ms 13512 KB ans=YES N=142069
109 Correct 118 ms 13172 KB ans=YES N=142378
110 Correct 141 ms 14536 KB ans=YES N=150000
111 Correct 128 ms 13496 KB ans=YES N=141452
112 Correct 108 ms 13004 KB ans=YES N=134453
113 Correct 108 ms 13680 KB ans=YES N=144172

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 5072 KB ans=NO N=66151
2 Correct 26 ms 4444 KB ans=NO N=64333
3 Incorrect 50 ms 5588 KB Contestant's solution is not lexicographically largest at index 69316 (69235 vs 7320)
4 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB ans=NO N=1934
2 Correct 1 ms 348 KB ans=NO N=1965
3 Incorrect 1 ms 348 KB Contestant's solution is not lexicographically largest at index 1824 (1813 vs 1702)
4 Halted 0 ms 0 KB -