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답안 #45826

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
45826 2018-04-16T08:31:43 Z TheDarkning Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 1000 ms 262144 KB 
/**
                  ▄█▀ ▀█▀ ▄▀▄ █▀ █▄█▄█ ▄▀▄ █▀ ▄█▀
                  <⇋⇋⇋⋛∰≓⊂(⌒,_ゝ⌒)⊃≓∰⋛⇋⇋⇋>

            ♔♕♖♗♘♙ ☜❷☞✪ ィℋ६ ≈ ᗫẵℜℵĬŊĞ ✪☜❷☞ ♚♛♜♝♞♟
            ♔♕♖♗♘♙                             ♚♛♜♝♞♟
                      ˙·٠•●♥ Ƹ̵̡Ӝ̵̨̄Ʒ ♥●•٠·˙

**/

#include <iostream>
#include <cstdio>
#include <vector>
#include <algorithm>
#include <iomanip>
#include <time.h>
#include <map>
#include <deque>
#include <string>
#include <memory.h>
#include <set>
#include <assert.h>

#define sz(s) s.size()
#define pb push_back
#define fr first
#define sc second
#define mk make_pair
#define all(s) s.begin(), s.end()

using namespace std;

const int N = 2e3 + 5;
const int inf = 1e9 + 7;

long long n, m, p, b, x, s, cnt, dp[ 2000 ][ 2000 ];
vector < vector < pair < int, int > > > w;

main()
{
   scanf("%d%d", &n, &m);

   w.resize( n + 1 );
   for( int i = 1; i <= n; i++ )
      w[i].resize( n + 1 );

   for( int i = 1; i < 2000; i++ )
      for( int j = 1; j < 2000; j++ )
         dp[ i ][ j ] = inf;
   for( int i = 1; i <= m; i++ )
   {
      scanf("%d%d", &p, &b);
      p++;

      if( i == 1 )
         s = p;
      if( i == 2 )
         x = p;

      cnt = 0;

      for( int j = p; j <= n; j += b )
      {
         w[ p ].pb( mk( j, cnt ) );
         cnt ++;
      }
      cnt = 0;
      for( int j = p; j > 0; j -= b )
      {
         w[ p ].pb( mk( j, cnt ) );
         cnt ++;
      }
   }
   vector < int > d( n + 1, inf ), p( n + 1 );
   d[ s ] = 0;
   set < pair < int, int > > q;

   q.insert( mk( d[s], s ) );

   while( !q.empty() )
   {
      int v = q.begin() -> sc;
      q.erase( q.begin() );

      for( auto x : w[v] )
      {
         int to = x.fr;
         if( v == to ) continue;

         if( d[ v ] + x.sc < d[ to ] )
         {
            q.erase( mk( d[ to ], to ) );
            d[ to ] = d[ v ] + x.sc;
            q.insert( mk( d[ to ], to ) );
         }
      }
   }
   if( d[ x ] == inf )
      d[ x ] = -1;
   cout << d[ x ];
}

Compilation message

skyscraper.cpp:39:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main()
      ^
skyscraper.cpp: In function 'int main()':
skyscraper.cpp:41:24: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
    scanf("%d%d", &n, &m);
                  ~~    ^
skyscraper.cpp:41:24: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
skyscraper.cpp:52:27: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
       scanf("%d%d", &p, &b);
                     ~~    ^
skyscraper.cpp:52:27: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
skyscraper.cpp:41:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d", &n, &m);
    ~~~~~^~~~~~~~~~~~~~~~
skyscraper.cpp:52:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d%d", &p, &b);
       ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 31572 KB Output is correct
2 Correct 23 ms 31616 KB Output is correct
3 Correct 22 ms 31664 KB Output is correct
4 Correct 23 ms 31668 KB Output is correct
5 Correct 23 ms 31684 KB Output is correct
6 Correct 26 ms 31740 KB Output is correct
7 Correct 24 ms 31772 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 29 ms 31900 KB Output is correct
2 Correct 23 ms 31900 KB Output is correct
3 Correct 23 ms 31900 KB Output is correct
4 Correct 30 ms 31900 KB Output is correct
5 Correct 23 ms 31900 KB Output is correct
6 Correct 23 ms 31900 KB Output is correct
7 Correct 23 ms 31900 KB Output is correct
8 Correct 24 ms 31920 KB Output is correct
9 Correct 24 ms 31920 KB Output is correct
10 Correct 23 ms 31996 KB Output is correct
11 Correct 24 ms 32124 KB Output is correct
12 Correct 28 ms 33656 KB Output is correct
13 Correct 39 ms 33752 KB Output is correct
14 Correct 32 ms 33752 KB Output is correct
15 Correct 24 ms 33752 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 33752 KB Output is correct
2 Correct 23 ms 33752 KB Output is correct
3 Correct 24 ms 33752 KB Output is correct
4 Correct 24 ms 33752 KB Output is correct
5 Correct 23 ms 33752 KB Output is correct
6 Correct 24 ms 33752 KB Output is correct
7 Correct 30 ms 33752 KB Output is correct
8 Correct 24 ms 33752 KB Output is correct
9 Correct 23 ms 33752 KB Output is correct
10 Correct 24 ms 33752 KB Output is correct
11 Correct 26 ms 33752 KB Output is correct
12 Correct 28 ms 33772 KB Output is correct
13 Correct 28 ms 33772 KB Output is correct
14 Correct 24 ms 33772 KB Output is correct
15 Correct 25 ms 33772 KB Output is correct
16 Correct 26 ms 33772 KB Output is correct
17 Correct 34 ms 40336 KB Output is correct
18 Correct 51 ms 65428 KB Output is correct
19 Correct 58 ms 70928 KB Output is correct
20 Correct 150 ms 98432 KB Output is correct
21 Correct 29 ms 98432 KB Output is correct
22 Correct 49 ms 98432 KB Output is correct
23 Correct 53 ms 98432 KB Output is correct
24 Correct 66 ms 98432 KB Output is correct
25 Correct 73 ms 98432 KB Output is correct
26 Correct 147 ms 98432 KB Output is correct
27 Correct 173 ms 98432 KB Output is correct
28 Correct 80 ms 98432 KB Output is correct
29 Correct 62 ms 98432 KB Output is correct
30 Correct 61 ms 98432 KB Output is correct
31 Correct 57 ms 98432 KB Output is correct
32 Correct 59 ms 98432 KB Output is correct
33 Correct 69 ms 98432 KB Output is correct
34 Correct 65 ms 98432 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 98432 KB Output is correct
2 Correct 25 ms 98432 KB Output is correct
3 Correct 23 ms 98432 KB Output is correct
4 Correct 24 ms 98432 KB Output is correct
5 Correct 26 ms 98432 KB Output is correct
6 Correct 23 ms 98432 KB Output is correct
7 Correct 24 ms 98432 KB Output is correct
8 Correct 23 ms 98432 KB Output is correct
9 Correct 24 ms 98432 KB Output is correct
10 Correct 24 ms 98432 KB Output is correct
11 Correct 25 ms 98432 KB Output is correct
12 Correct 27 ms 98432 KB Output is correct
13 Correct 28 ms 98432 KB Output is correct
14 Correct 24 ms 98432 KB Output is correct
15 Correct 25 ms 98432 KB Output is correct
16 Correct 25 ms 98432 KB Output is correct
17 Correct 42 ms 98432 KB Output is correct
18 Correct 51 ms 98432 KB Output is correct
19 Correct 55 ms 98432 KB Output is correct
20 Correct 142 ms 98452 KB Output is correct
21 Correct 26 ms 98452 KB Output is correct
22 Correct 50 ms 98452 KB Output is correct
23 Correct 53 ms 98452 KB Output is correct
24 Correct 67 ms 98452 KB Output is correct
25 Correct 72 ms 98452 KB Output is correct
26 Correct 145 ms 98452 KB Output is correct
27 Correct 140 ms 98452 KB Output is correct
28 Correct 78 ms 98452 KB Output is correct
29 Correct 62 ms 98452 KB Output is correct
30 Correct 60 ms 98452 KB Output is correct
31 Correct 58 ms 98452 KB Output is correct
32 Correct 59 ms 98452 KB Output is correct
33 Correct 64 ms 98452 KB Output is correct
34 Correct 64 ms 98452 KB Output is correct
35 Correct 68 ms 98452 KB Output is correct
36 Correct 56 ms 98452 KB Output is correct
37 Correct 124 ms 98452 KB Output is correct
38 Correct 111 ms 98452 KB Output is correct
39 Correct 96 ms 98452 KB Output is correct
40 Correct 94 ms 98452 KB Output is correct
41 Correct 96 ms 98452 KB Output is correct
42 Execution timed out 1095 ms 262144 KB Time limit exceeded
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 262144 KB Output is correct
2 Correct 23 ms 262144 KB Output is correct
3 Correct 24 ms 262144 KB Output is correct
4 Correct 24 ms 262144 KB Output is correct
5 Correct 23 ms 262144 KB Output is correct
6 Correct 24 ms 262144 KB Output is correct
7 Correct 23 ms 262144 KB Output is correct
8 Correct 23 ms 262144 KB Output is correct
9 Correct 24 ms 262144 KB Output is correct
10 Correct 26 ms 262144 KB Output is correct
11 Correct 24 ms 262144 KB Output is correct
12 Correct 28 ms 262144 KB Output is correct
13 Correct 28 ms 262144 KB Output is correct
14 Correct 24 ms 262144 KB Output is correct
15 Correct 24 ms 262144 KB Output is correct
16 Correct 25 ms 262144 KB Output is correct
17 Correct 33 ms 262144 KB Output is correct
18 Correct 60 ms 262144 KB Output is correct
19 Correct 54 ms 262144 KB Output is correct
20 Correct 140 ms 262144 KB Output is correct
21 Correct 27 ms 262144 KB Output is correct
22 Correct 52 ms 262144 KB Output is correct
23 Correct 56 ms 262144 KB Output is correct
24 Correct 75 ms 262144 KB Output is correct
25 Correct 74 ms 262144 KB Output is correct
26 Correct 162 ms 262144 KB Output is correct
27 Correct 139 ms 262144 KB Output is correct
28 Correct 99 ms 262144 KB Output is correct
29 Correct 80 ms 262144 KB Output is correct
30 Correct 58 ms 262144 KB Output is correct
31 Correct 57 ms 262144 KB Output is correct
32 Correct 61 ms 262144 KB Output is correct
33 Correct 74 ms 262144 KB Output is correct
34 Correct 77 ms 262144 KB Output is correct
35 Correct 65 ms 262144 KB Output is correct
36 Correct 42 ms 262144 KB Output is correct
37 Correct 93 ms 262144 KB Output is correct
38 Correct 97 ms 262144 KB Output is correct
39 Correct 104 ms 262144 KB Output is correct
40 Correct 99 ms 262144 KB Output is correct
41 Correct 116 ms 262144 KB Output is correct
42 Execution timed out 1100 ms 262144 KB Time limit exceeded
43 Halted 0 ms 0 KB -