oj.uz

Submission #909142

# Submission time Handle Problem Language Result Execution time Memory
909142 2024-01-17T05:46:09 Z Sir_Ahmed_Imran Robots (APIO13_robots) C++17
30 / 100
 238 ms 69904 KB 
                              ///~~~LOTA~~~///
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
#define ff first
#define ss second
#define ll long long 
#define append push_back
#define pii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define N 502
#define M 10
int n,m,o;
char c[N][N];
vector<pii> a[N][N];
int dist[N][N][M][M];
void mark(int x,int y,int p,int q,int r,int s){
    if(!x || x>n || !y || y>m) return;
    if(c[x][y]=='x'){
        p=x+r;
        q=y+s;
    }
    else if(p!=x || q!=y)
        a[x][y].append({p,q});
    if(c[x][y]=='C'){
        swap(r,s);
        r=-r;
    }
    if(c[x][y]=='A'){
        swap(r,s);
        s=-s;
    }
    mark(x+r,y+s,p,q,r,s);
}
void dijkstra(int l,int r){
    int d,p,q;
    priority_queue<pair<int,pii>,vector<pair<int,pii>>,greater<pair<int,pii>>> Q;
    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
            if(dist[i][j][l][r]<1e9)
                Q.push({dist[i][j][l][r],{i,j}});
    while(!Q.empty()){
        d=Q.top().ff;
        p=Q.top().ss.ff;
        q=Q.top().ss.ss;
        Q.pop();
        if(d==dist[p][q][l][r]){
            for(auto& i:a[p][q]){
                if(d+1<dist[i.ff][i.ss][l][r]){
                    dist[i.ff][i.ss][l][r]=d+1;
                    Q.push({d+1,i});
                }
            }
        }
    }
}
void solve(){
    int s;
    cin>>o>>m>>n;
    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
            cin>>c[i][j];
    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
            for(int l=1;l<=o;l++)
                for(int r=l;r<=o;r++)
                    dist[i][j][l][r]=1e9;
    for(int i=1;i<=n;i++){
        mark(i,1,i,1,0,1);
        mark(i,m,i,m,0,-1);
    }
    for(int i=1;i<=m;i++){
        mark(1,i,1,i,1,0);
        mark(n,i,n,i,-1,0);
    }
    for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            s=c[i][j]-'0';
            if(s>0 && s<10){
                dist[i][j][s][s]=0;
                dijkstra(s,s);
            }
        }
    }
    for(int j=1;j<o;j++){
        for(int i=1;i+j<=o;i++){
            for(int p=1;p<=n;p++)
                for(int q=1;q<=m;q++)
                    for(int d=i;d<i+j;d++)
                        dist[p][q][i][i+j]=min(dist[p][q][i][i+j]
                            ,dist[p][q][i][d]+dist[p][q][d+1][i+j]);
            dijkstra(i,i+j);
        }
    }
    s=1e9;
    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
            s=min(s,dist[i][j][1][o]);
    if(s==1e9) s=-1;
    cout<<s;
}
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    solve();
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10332 KB Output is correct
2 Correct 4 ms 10328 KB Output is correct
3 Correct 4 ms 10328 KB Output is correct
4 Correct 3 ms 10332 KB Output is correct
5 Correct 4 ms 10332 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10332 KB Output is correct
2 Correct 4 ms 10328 KB Output is correct
3 Correct 4 ms 10328 KB Output is correct
4 Correct 3 ms 10332 KB Output is correct
5 Correct 4 ms 10332 KB Output is correct
6 Correct 3 ms 10332 KB Output is correct
7 Correct 3 ms 10332 KB Output is correct
8 Correct 4 ms 10332 KB Output is correct
9 Correct 3 ms 10332 KB Output is correct
10 Correct 3 ms 10332 KB Output is correct

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10332 KB Output is correct
2 Correct 4 ms 10328 KB Output is correct
3 Correct 4 ms 10328 KB Output is correct
4 Correct 3 ms 10332 KB Output is correct
5 Correct 4 ms 10332 KB Output is correct
6 Correct 3 ms 10332 KB Output is correct
7 Correct 3 ms 10332 KB Output is correct
8 Correct 4 ms 10332 KB Output is correct
9 Correct 3 ms 10332 KB Output is correct
10 Correct 3 ms 10332 KB Output is correct
11 Correct 238 ms 69904 KB Output is correct
12 Correct 21 ms 69208 KB Output is correct
13 Correct 103 ms 69468 KB Output is correct
14 Incorrect 159 ms 69208 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10332 KB Output is correct
2 Correct 4 ms 10328 KB Output is correct
3 Correct 4 ms 10328 KB Output is correct
4 Correct 3 ms 10332 KB Output is correct
5 Correct 4 ms 10332 KB Output is correct
6 Correct 3 ms 10332 KB Output is correct
7 Correct 3 ms 10332 KB Output is correct
8 Correct 4 ms 10332 KB Output is correct
9 Correct 3 ms 10332 KB Output is correct
10 Correct 3 ms 10332 KB Output is correct
11 Correct 238 ms 69904 KB Output is correct
12 Correct 21 ms 69208 KB Output is correct
13 Correct 103 ms 69468 KB Output is correct
14 Incorrect 159 ms 69208 KB Output isn't correct
15 Halted 0 ms 0 KB -