oj.uz

Submission #101989

# Submission time Handle Problem Language Result Execution time Memory
101989 2019-03-21T09:08:44 Z lobo_prix None (KOI18_watertank) C++17
100 / 100
 768 ms 32300 KB 
#ifndef DEBUG
  #pragma GCC optimize ("Ofast")
#endif
#include <bits/stdc++.h>

//Syntax Sugars
using namespace std;
using f64 = double;
using i8=char;using i16=short;using i32=int;using i64=long long;
using u8=unsigned char;using u16=unsigned short;using u32=unsigned;using u64=unsigned long long;
const f64 pi=acos(-1);
const f64 eps=1e-12;
const i32 prime=i32(2e9 + 11);
i32 mod=i32(1e9 + 7);
template<typename T> T inf() { return numeric_limits<T>::max() / 2; }
#define forh(var, s, e) for(int var=s; (int)s<=var && var<(int)e; ++var)//for: half-opened range
#define forhi(var, s, e) for(int var=e-1; (int)s<=var && var<(int)e; --var)//inversion
#define forho(var, s, e) int var=s; for(; (int)s<=var && var<(int)e; ++var)//out declaration
#define forhoi(var, s, e) int var=e-1; for(; (int)s<=var && var<(int)e; --var)
#define forc(var, s, e) for(int var=s; (int)s<=var && var<=(int)e; ++var)//for: closed range
#define forci(var, s, e) for(int var=e; (int)s<=var && var<=(int)e; --var)//inversion
#define forco(var, s, e) int var=s; for(; (int)s<=var && var<=(int)e; ++var)//out declaration
#define forcoi(var, s, e) int var=e; for(; (int)s<=var && var<=(int)e; --var)

//Extensions
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>
using namespace __gnu_pbds;
using namespace __gnu_cxx;

//Settings
#define endl '\n'//do not use when solving interactive problem!!!

struct State{
  int val, y, x;
  bool operator<(const State& r)const{
    return val>r.val;
  }
};

int n,m,h;
int arr1[1010][1010];
int arr2[1010][1010];
int dist[1010][1010];

bool safe(int y, int x){return 0<=y&&y<n&&0<=x&&x<m;}

int main(){
  ios::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
  cout<<fixed<<setprecision(11);
  srand((u32)time(0));
  
  cin>>n>>m>>h;
  forh(i,0,n+1)
    forh(j,0,m)
      cin>>arr1[i][j];
  forh(i,0,n)
    forh(j,0,m+1)
      cin>>arr2[i][j];
  priority_queue<State> pq;
  forh(i,0,n)
    forh(j,0,m)
      dist[i][j]=h;
  forh(j,0,m){
    if(arr1[0][j]!=-1)
      pq.push({dist[0][j]=min(dist[0][j], arr1[0][j]), 0, j});
    if(arr1[n][j]!=-1)
      pq.push({dist[n-1][j]=min(dist[n-1][j], arr1[n][j]), n-1, j});
  }
  forh(i,0,n){
    if(arr2[i][0]!=-1)
      pq.push({dist[i][0]=min(dist[i][0], arr2[i][0]), i, 0});
    if(arr2[i][m]!=-1)
      pq.push({dist[i][m-1]=min(dist[i][m-1], arr2[i][m]), i, m-1});
  }
  while(pq.size()){
    auto cur=pq.top();
    pq.pop();
    if(cur.val<dist[cur.y][cur.x])
      continue;
    int ny,nx;
    ny=cur.y+1, nx=cur.x;
    if(safe(ny,nx)&&arr1[ny][nx]!=-1&&dist[ny][nx]>max(cur.val, arr1[ny][nx]))
      pq.push({dist[ny][nx]=max(cur.val, arr1[ny][nx]), ny, nx});
    ny=cur.y, nx=cur.x+1;
    if(safe(ny,nx)&&arr2[ny][nx]!=-1&&dist[ny][nx]>max(cur.val, arr2[ny][nx]))
      pq.push({dist[ny][nx]=max(cur.val, arr2[ny][nx]), ny, nx});
    ny=cur.y-1, nx=cur.x;
    if(safe(ny,nx)&&arr1[ny+1][nx]!=-1&&dist[ny][nx]>max(cur.val, arr1[ny+1][nx]))
      pq.push({dist[ny][nx]=max(cur.val, arr1[ny+1][nx]), ny, nx});
    ny=cur.y, nx=cur.x-1;
    if(safe(ny,nx)&&arr2[ny][nx+1]!=-1&&dist[ny][nx]>max(cur.val, arr2[ny][nx+1]))
      pq.push({dist[ny][nx]=max(cur.val, arr2[ny][nx+1]), ny, nx});
  }
  i64 ans=0;
  forh(i,0,n)
    forh(j,0,m)
      ans+=dist[i][j];
  cout<<ans<<endl;

  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 2 ms 508 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 492 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 137 ms 12152 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 129 ms 11128 KB Output is correct
4 Correct 194 ms 11436 KB Output is correct
5 Correct 2 ms 428 KB Output is correct
6 Correct 195 ms 12408 KB Output is correct
7 Correct 136 ms 11540 KB Output is correct
8 Correct 307 ms 18528 KB Output is correct
9 Correct 136 ms 11272 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 249 ms 13624 KB Output is correct
12 Correct 3 ms 384 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1024 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 484 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 4 ms 896 KB Output is correct
8 Correct 4 ms 1024 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 896 KB Output is correct
11 Correct 3 ms 896 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 4 ms 1024 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 4 ms 1024 KB Output is correct
17 Correct 3 ms 896 KB Output is correct
18 Correct 4 ms 1024 KB Output is correct
19 Correct 3 ms 384 KB Output is correct

Subtask #5
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 940 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 150 ms 18168 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 136 ms 17328 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 129 ms 18040 KB Output is correct
13 Correct 132 ms 16120 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 145 ms 16348 KB Output is correct
16 Correct 3 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 135 ms 16220 KB Output is correct
20 Correct 3 ms 1024 KB Output is correct
21 Correct 675 ms 32300 KB Output is correct
22 Correct 4 ms 1024 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 3 ms 768 KB Output is correct
25 Correct 4 ms 896 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 266 ms 19192 KB Output is correct
29 Correct 197 ms 17272 KB Output is correct
30 Correct 138 ms 16504 KB Output is correct
31 Correct 229 ms 22512 KB Output is correct
32 Correct 203 ms 17784 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 186 ms 15992 KB Output is correct
35 Correct 4 ms 1024 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 4 ms 384 KB Output is correct
38 Correct 259 ms 18032 KB Output is correct
39 Correct 768 ms 30396 KB Output is correct
40 Correct 2 ms 384 KB Output is correct
41 Correct 3 ms 1024 KB Output is correct
42 Correct 4 ms 948 KB Output is correct
43 Correct 4 ms 1024 KB Output is correct
44 Correct 138 ms 17140 KB Output is correct
45 Correct 473 ms 25148 KB Output is correct
46 Correct 2 ms 384 KB Output is correct