oj.uz

Submission #27268

# Submission time Handle Problem Language Result Execution time Memory
27268 2017-07-12T05:31:23 Z TAMREF Jakarta Skyscrapers (APIO15_skyscraper) C++11
57 / 100
 339 ms 50804 KB 
#include <bits/stdc++.h>
#define va first
#define vb second
#define mp make_pair
using namespace std;
typedef pair<int,int> pii;
const int mx=30005, mv=2005;
int B[mx], P[mx], dist[mx];
int mark[mv][mv];
int N,M;
vector<pii> G[mx];
void input(){
    scanf("%d%d",&N,&M);
    for(int i=0;i<N;i++) fill(mark[i],mark[i]+N,(int)1e9);
    for(int i=0;i<M;i++){
        scanf("%d%d",&B[i],&P[i]);
        for(int s=B[i]+P[i];s<N;s+=P[i])
            mark[B[i]][s]=min(mark[B[i]][s],(s-B[i])/P[i]);
        for(int s=B[i]-P[i];s>=0;s-=P[i])
            mark[B[i]][s]=min(mark[B[i]][s],(B[i]-s)/P[i]);
    }
    for(int i=0;i<N;i++){
        for(int j=0;j<N;j++)
            if(mark[i][j]<(int)1e9)
                G[i].push_back(mp(mark[i][j],j));
    }
    fill(dist,dist+N,(int)1e9);
}
void dijk(int s){
    priority_queue<pii,vector<pii>,greater<pii>> q;
    q.push(mp(dist[s]=0,s));
    pii t;
    while(!q.empty()){
        t=q.top(); q.pop();
        //printf("now : %d, %d vs %d\n",t.vb,t.va,dist[t.vb]);
        if(t.va>dist[t.vb]) continue;
        //printf("%d\n",t.vb);
        for(pii z : G[t.vb]){
            if(dist[z.vb]>dist[t.vb]+z.va){
                q.push(mp(dist[z.vb]=dist[t.vb]+z.va,z.vb));
            }
        }
    }
}
int main(){
    input();
    dijk(B[0]);
    printf("%d\n",dist[B[1]]==(int)1e9?-1:dist[B[1]]);
}

Compilation message

skyscraper.cpp: In function 'void input()':
skyscraper.cpp:13:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&N,&M);
                        ^
skyscraper.cpp:16:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&B[i],&P[i]);
                                  ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 18776 KB Output is correct
2 Correct 0 ms 18776 KB Output is correct
3 Correct 0 ms 18776 KB Output is correct
4 Correct 0 ms 18776 KB Output is correct
5 Correct 0 ms 18776 KB Output is correct
6 Correct 0 ms 18776 KB Output is correct
7 Correct 0 ms 18776 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 18776 KB Output is correct
2 Correct 0 ms 18776 KB Output is correct
3 Correct 0 ms 18776 KB Output is correct
4 Correct 0 ms 18776 KB Output is correct
5 Correct 0 ms 18776 KB Output is correct
6 Correct 0 ms 18776 KB Output is correct
7 Correct 0 ms 18776 KB Output is correct
8 Correct 0 ms 18776 KB Output is correct
9 Correct 0 ms 18776 KB Output is correct
10 Correct 0 ms 18776 KB Output is correct
11 Correct 0 ms 18908 KB Output is correct
12 Correct 0 ms 18776 KB Output is correct
13 Correct 0 ms 18908 KB Output is correct
14 Correct 0 ms 18776 KB Output is correct
15 Correct 0 ms 18776 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 18776 KB Output is correct
2 Correct 0 ms 18776 KB Output is correct
3 Correct 0 ms 18776 KB Output is correct
4 Correct 0 ms 18776 KB Output is correct
5 Correct 0 ms 18776 KB Output is correct
6 Correct 0 ms 18776 KB Output is correct
7 Correct 0 ms 18776 KB Output is correct
8 Correct 0 ms 18776 KB Output is correct
9 Correct 0 ms 18776 KB Output is correct
10 Correct 0 ms 18776 KB Output is correct
11 Correct 0 ms 18908 KB Output is correct
12 Correct 0 ms 18776 KB Output is correct
13 Correct 0 ms 18908 KB Output is correct
14 Correct 0 ms 18776 KB Output is correct
15 Correct 0 ms 18776 KB Output is correct
16 Correct 0 ms 18908 KB Output is correct
17 Correct 3 ms 19044 KB Output is correct
18 Correct 9 ms 18908 KB Output is correct
19 Correct 6 ms 18908 KB Output is correct
20 Correct 76 ms 50804 KB Output is correct
21 Correct 0 ms 18776 KB Output is correct
22 Correct 6 ms 18908 KB Output is correct
23 Correct 9 ms 18908 KB Output is correct
24 Correct 13 ms 18908 KB Output is correct
25 Correct 13 ms 18908 KB Output is correct
26 Correct 19 ms 18908 KB Output is correct
27 Correct 33 ms 18908 KB Output is correct
28 Correct 9 ms 19040 KB Output is correct
29 Correct 9 ms 19332 KB Output is correct
30 Correct 9 ms 19048 KB Output is correct
31 Correct 3 ms 19188 KB Output is correct
32 Correct 3 ms 19196 KB Output is correct
33 Correct 6 ms 19520 KB Output is correct
34 Correct 3 ms 19520 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 18776 KB Output is correct
2 Correct 0 ms 18776 KB Output is correct
3 Correct 0 ms 18776 KB Output is correct
4 Correct 0 ms 18776 KB Output is correct
5 Correct 0 ms 18776 KB Output is correct
6 Correct 0 ms 18776 KB Output is correct
7 Correct 0 ms 18776 KB Output is correct
8 Correct 0 ms 18776 KB Output is correct
9 Correct 0 ms 18776 KB Output is correct
10 Correct 0 ms 18776 KB Output is correct
11 Correct 0 ms 18908 KB Output is correct
12 Correct 0 ms 18776 KB Output is correct
13 Correct 0 ms 18908 KB Output is correct
14 Correct 0 ms 18776 KB Output is correct
15 Correct 0 ms 18776 KB Output is correct
16 Correct 0 ms 18908 KB Output is correct
17 Correct 3 ms 19044 KB Output is correct
18 Correct 9 ms 18908 KB Output is correct
19 Correct 9 ms 18908 KB Output is correct
20 Correct 79 ms 50804 KB Output is correct
21 Correct 3 ms 18776 KB Output is correct
22 Correct 6 ms 18908 KB Output is correct
23 Correct 6 ms 18908 KB Output is correct
24 Correct 6 ms 18908 KB Output is correct
25 Correct 6 ms 18908 KB Output is correct
26 Correct 33 ms 18908 KB Output is correct
27 Correct 23 ms 18908 KB Output is correct
28 Correct 3 ms 19040 KB Output is correct
29 Correct 9 ms 19332 KB Output is correct
30 Correct 9 ms 19048 KB Output is correct
31 Correct 6 ms 19188 KB Output is correct
32 Correct 3 ms 19196 KB Output is correct
33 Correct 3 ms 19520 KB Output is correct
34 Correct 9 ms 19520 KB Output is correct
35 Correct 23 ms 20248 KB Output is correct
36 Correct 3 ms 19040 KB Output is correct
37 Correct 26 ms 21884 KB Output is correct
38 Correct 26 ms 21204 KB Output is correct
39 Correct 23 ms 21448 KB Output is correct
40 Correct 26 ms 21348 KB Output is correct
41 Correct 19 ms 21160 KB Output is correct
42 Correct 269 ms 18908 KB Output is correct
43 Correct 279 ms 18908 KB Output is correct
44 Correct 339 ms 50804 KB Output is correct
45 Correct 16 ms 21460 KB Output is correct
46 Correct 16 ms 21460 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 18776 KB Output is correct
2 Correct 0 ms 18776 KB Output is correct
3 Correct 0 ms 18776 KB Output is correct
4 Correct 0 ms 18776 KB Output is correct
5 Correct 0 ms 18776 KB Output is correct
6 Correct 0 ms 18776 KB Output is correct
7 Correct 0 ms 18776 KB Output is correct
8 Correct 0 ms 18776 KB Output is correct
9 Correct 0 ms 18776 KB Output is correct
10 Correct 0 ms 18776 KB Output is correct
11 Correct 0 ms 18908 KB Output is correct
12 Correct 0 ms 18776 KB Output is correct
13 Correct 0 ms 18908 KB Output is correct
14 Correct 0 ms 18776 KB Output is correct
15 Correct 0 ms 18776 KB Output is correct
16 Correct 0 ms 18908 KB Output is correct
17 Correct 6 ms 19044 KB Output is correct
18 Correct 3 ms 18908 KB Output is correct
19 Correct 9 ms 18908 KB Output is correct
20 Correct 69 ms 50804 KB Output is correct
21 Correct 0 ms 18776 KB Output is correct
22 Correct 6 ms 18908 KB Output is correct
23 Correct 13 ms 18908 KB Output is correct
24 Correct 9 ms 18908 KB Output is correct
25 Correct 3 ms 18908 KB Output is correct
26 Correct 23 ms 18908 KB Output is correct
27 Correct 23 ms 18908 KB Output is correct
28 Correct 6 ms 19040 KB Output is correct
29 Correct 9 ms 19332 KB Output is correct
30 Correct 9 ms 19048 KB Output is correct
31 Correct 6 ms 19188 KB Output is correct
32 Correct 6 ms 19196 KB Output is correct
33 Correct 13 ms 19520 KB Output is correct
34 Correct 9 ms 19520 KB Output is correct
35 Correct 29 ms 20248 KB Output is correct
36 Correct 3 ms 19040 KB Output is correct
37 Correct 26 ms 21884 KB Output is correct
38 Correct 29 ms 21204 KB Output is correct
39 Correct 23 ms 21448 KB Output is correct
40 Correct 29 ms 21348 KB Output is correct
41 Correct 43 ms 21160 KB Output is correct
42 Correct 309 ms 18908 KB Output is correct
43 Correct 279 ms 18908 KB Output is correct
44 Correct 339 ms 50804 KB Output is correct
45 Correct 26 ms 21460 KB Output is correct
46 Correct 13 ms 21460 KB Output is correct
47 Runtime error 19 ms 18776 KB Execution killed with signal 11 (could be triggered by violating memory limits)
48 Halted 0 ms 0 KB -