CSES - Datatähti 2020 alku - Results
Submission details
Task:Mastot
Sender:ph
Submission time:2019-10-13 22:50:09 +0300
Language:C++11
Status:READY
Result:45
Feedback
groupverdictscore
#1ACCEPTED11
#2ACCEPTED34
#30
Test results
testverdicttimegroup
#1ACCEPTED0.15 s1, 2, 3details
#2ACCEPTED0.16 s1, 2, 3details
#3ACCEPTED0.16 s1, 2, 3details
#4ACCEPTED0.16 s1, 2, 3details
#5ACCEPTED0.16 s1, 2, 3details
#6ACCEPTED0.16 s1, 2, 3details
#7ACCEPTED0.15 s1, 2, 3details
#8ACCEPTED0.15 s1, 2, 3details
#9ACCEPTED0.16 s1, 2, 3details
#10ACCEPTED0.16 s1, 2, 3details
#11ACCEPTED0.16 s1, 2, 3details
#12ACCEPTED0.15 s1, 2, 3details
#13ACCEPTED0.16 s1, 2, 3details
#14ACCEPTED0.16 s1, 2, 3details
#15ACCEPTED0.16 s1, 2, 3details
#16ACCEPTED0.16 s1, 2, 3details
#17ACCEPTED0.16 s1, 2, 3details
#18ACCEPTED0.16 s1, 2, 3details
#19ACCEPTED0.15 s1, 2, 3details
#20ACCEPTED0.16 s1, 2, 3details
#21ACCEPTED0.17 s2, 3details
#22ACCEPTED0.34 s2, 3details
#23ACCEPTED0.34 s2, 3details
#24ACCEPTED0.33 s2, 3details
#25ACCEPTED0.32 s2, 3details
#26ACCEPTED0.17 s2, 3details
#27ACCEPTED0.17 s2, 3details
#28ACCEPTED0.33 s2, 3details
#29ACCEPTED0.33 s2, 3details
#30ACCEPTED0.33 s2, 3details
#31ACCEPTED0.32 s2, 3details
#32ACCEPTED0.33 s2, 3details
#33ACCEPTED0.33 s2, 3details
#340.22 s3details
#350.84 s3details
#360.85 s3details
#370.56 s3details
#380.24 s3details
#390.22 s3details
#400.21 s3details
#410.41 s3details
#420.41 s3details
#430.41 s3details
#440.41 s3details
#450.42 s3details
#460.41 s3details

Compiler report

input/code.cpp: In function 'long long int minDistance(long long int*, bool*)':
input/code.cpp:14:12: warning: 'min_index' may be used uninitialized in this function [-Wmaybe-uninitialized]
     return min_index; 
            ^~~~~~~~~
input/code.cpp: In function 'void dijkstra(long long int (*)[5001], int, int)':
input/code.cpp:46:19: warning: 'min_index' may be used uninitialized in this function [-Wmaybe-uninitialized]
         sptSet[u] = true; 
         ~~~~~~~~~~^~~~~~

Code

#include<bits/stdc++.h>
using namespace std;
#define V 5001

long long minDistance(long long dist[], bool sptSet[]) 
{ 
    // Initialize min value 
    long long min = LLONG_MAX, min_index; 
  
    for (int v = 0; v < V; v++) 
        if (sptSet[v] == false && dist[v] <= min) 
            min = dist[v], min_index = v; 
  
    return min_index; 
} 

void printSolution(int dist[]) 
{ 
    printf("Vertex \t\t Distance from Source\n"); 
    for (int i = 0; i < V; i++) 
        printf("%d \t\t %d\n", i, dist[i]); 
} 

void dijkstra(long long graph[V][V], int src, int dest) 
{ 
    long long dist[V]; // The output array.  dist[i] will hold the shortest 
    // distance from src to i 
  
    bool sptSet[V]; // sptSet[i] will be true if vertex i is included in shortest 
    // path tree or shortest distance from src to i is finalized 
  
    // Initialize all distances as INFINITE and stpSet[] as false 
    for (int i = 0; i < V; i++) 
        dist[i] = LLONG_MAX, sptSet[i] = false; 
  
    // Distance of source vertex from itself is always 0 
    dist[src] = 0; 
  
    // Find shortest path for all vertices 
    for (int count = 0; count < V - 1; count++) { 
        // Pick the minimum distance vertex from the set of vertices not 
        // yet processed. u is always equal to src in the first iteration. 
        long long u = minDistance(dist, sptSet); 
  
        // Mark the picked vertex as processed 
        sptSet[u] = true; 
  
        // Update dist value of the adjacent vertices of the picked vertex. 
        for (int v = 0; v < V; v++) 
  
            // Update dist[v] only if is not in sptSet, there is an edge from 
            // u to v, and total weight of path from src to  v through u is 
            // smaller than current value of dist[v] 
            if (!sptSet[v] && graph[u][v] && dist[u] != LLONG_MAX
                && dist[u] + graph[u][v] < dist[v]) 
                dist[v] = dist[u] + graph[u][v]; 
    } 
  
    // print the constructed distance array 
    cout << dist[dest]-1;
} 

int main() {
	// ios_base::sync_with_stdio(true);
	// cin.tie(NULL);
	int n;
	// string line;
	// getline(cin, line);
	// stringstream split_n(line);
	// split_n >> n;
	// getline(cin, line);
	// stringstream split_d(line);
	// getline(cin, line);
	// stringstream split_c(line);
	// ifstream in("dt_4_test.txt");
	// in >> n;
	cin >> n;
	int d[n];
	int c[n];
	long long graph[V][V] = {{}};
	for (int i = 0; i < n; i++) {
		cin >> d[i];
		// in >> d[i];
	}
	
	for (int i = 1; i < n; i++) {
		cin >> c[i];
		// in >> c[i];
	}
	
	// split_d >> d[0];
	// for (int i = 1; i < n; i++) {
		// split_d >> d[i];
		// split_c >> c[i];
	// }
	d[n] = 0;
	c[n] = 1;
	
	for (int i = 0; i <= n; i++) {
		for (int j = i+1; j <= min(i+d[i],n); j++) {
			graph[i][j] = c[j];
		}
	}
	
	// for (int i = 0; i <= n; i++) {
		// for (int j = 0; j <= n; j++) {
			// cout << graph[i][j] << " ";
		// }
		// cout << endl;
	// }
	
	dijkstra(graph, 0, n);
}
	

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
6
2 2 3 1 2 4
4 1 3 4 2

correct output
3

user output
3

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
2
1 1
1

correct output
1

user output
1

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
2
2 1
1

correct output
0

user output
0

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
3
2 2 1
1 2

correct output
1

user output
1

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
3
2 2 1
2 1

correct output
1

user output
1

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
4
1 1 1 1
1000000000 1000000000 10000000...

correct output
3000000000

user output
3000000000

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
19000000000

user output
19000000000

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
1 1 2 1 1 1 2 1 1 2 1 1 1 2 1 ...

correct output
4609157377

user output
4609157377

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
20 20 20 20 20 20 20 20 20 20 ...

correct output
0

user output
0

Test 10

Group: 1, 2, 3

Verdict: ACCEPTED

input
19
16 10 9 17 1 16 19 4 18 13 5 3...

correct output
8424700

user output
8424700

Test 11

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
2 4 3 4 4 4 4 1 1 3 4 2 1 3 3 ...

correct output
2817777553

user output
2817777553

Test 12

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
4 4 4 4 3 4 1 3 4 1 1 4 1 3 1 ...

correct output
3020673750

user output
3020673750

Test 13

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
5 1 3 4 2 4 2 2 5 1 3 3 2 4 1 ...

correct output
2064735712

user output
2064735712

Test 14

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
8 1 2 6 8 6 9 1 4 9 9 8 6 3 3 ...

correct output
378551508

user output
378551508

Test 15

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
5 2 8 9 4 10 1 8 9 9 8 1 7 8 9...

correct output
457149308

user output
457149308

Test 16

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
7 6 2 6 1 3 10 4 6 3 5 2 2 10 ...

correct output
471575451

user output
471575451

Test 17

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
6 2 2 3 8 7 2 10 8 9 6 3 10 5 ...

correct output
620685913

user output
620685913

Test 18

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
4 5 3 8 2 8 5 9 6 3 7 5 1 6 9 ...

correct output
1132427688

user output
1132427688

Test 19

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
15 9 7 18 3 20 19 20 17 16 16 ...

correct output
333300698

user output
333300698

Test 20

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
19 18 17 16 15 14 13 12 11 10 ...

correct output
660514815

user output
660514815

Test 21

Group: 2, 3

Verdict: ACCEPTED

input
5000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
4999000000000

user output
4999000000000

Test 22

Group: 2, 3

Verdict: ACCEPTED

input
5000
5000 5000 5000 5000 5000 5000 ...

correct output
0

user output
0

Test 23

Group: 2, 3

Verdict: ACCEPTED

input
5000
4999 4998 4997 4996 4995 4994 ...

correct output
576616581

user output
576616581

Test 24

Group: 2, 3

Verdict: ACCEPTED

input
5000
3343 3711 2568 137 2621 3850 4...

correct output
671570

user output
671570

Test 25

Group: 2, 3

Verdict: ACCEPTED

input
5000
119 203 420 133 175 334 461 10...

correct output
85700253

user output
85700253

Test 26

Group: 2, 3

Verdict: ACCEPTED

input
5000
8 6 2 1 4 5 7 3 4 2 1 10 3 6 6...

correct output
193210576015

user output
193210576015

Test 27

Group: 2, 3

Verdict: ACCEPTED

input
5000
1 2 1 2 2 1 2 2 1 1 1 2 1 2 2 ...

correct output
1576581428593

user output
1576581428593

Test 28

Group: 2, 3

Verdict: ACCEPTED

input
5000
300 1937 2136 770 429 2388 197...

correct output
3584707

user output
3584707

Test 29

Group: 2, 3

Verdict: ACCEPTED

input
5000
949 46 29 2237 2413 36 42 1162...

correct output
3210354

user output
3210354

Test 30

Group: 2, 3

Verdict: ACCEPTED

input
5000
1557 1727 1787 360 1698 2423 1...

correct output
3177107

user output
3177107

Test 31

Group: 2, 3

Verdict: ACCEPTED

input
5000
484 1991 2309 1326 1901 2426 8...

correct output
4863018

user output
4863018

Test 32

Group: 2, 3

Verdict: ACCEPTED

input
5000
1833 459 1994 2050 272 31 708 ...

correct output
2876923

user output
2876923

Test 33

Group: 2, 3

Verdict: ACCEPTED

input
4999
530 2248 1916 859 2394 1403 24...

correct output
5194452

user output
5194452

Test 34

Group: 3

Verdict:

input
200000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
199999000000000

user output
(empty)

Test 35

Group: 3

Verdict:

input
200000
200000 200000 200000 200000 20...

correct output
0

user output
(empty)

Test 36

Group: 3

Verdict:

input
200000
199999 199998 199997 199996 19...

correct output
819945000

user output
(empty)

Test 37

Group: 3

Verdict:

input
200000
9036 179861 197509 187949 9444...

correct output
59563

user output
(empty)

Test 38

Group: 3

Verdict:

input
200000
357 1516 141 399 860 1591 544 ...

correct output
247414000

user output
(empty)

Test 39

Group: 3

Verdict:

input
200000
10 4 1 7 1 8 8 4 8 2 2 4 2 4 8...

correct output
7789595210075

user output
(empty)

Test 40

Group: 3

Verdict:

input
200000
1 2 1 1 1 1 2 1 2 2 1 2 2 2 2 ...

correct output
62777824801872

user output
(empty)

Test 41

Group: 3

Verdict:

input
200000
9473 42975 69773 60909 9354 20...

correct output
76814

user output
(empty)

Test 42

Group: 3

Verdict:

input
200000
31087 18493 14158 65333 95850 ...

correct output
180614

user output
(empty)

Test 43

Group: 3

Verdict:

input
200000
66563 17340 2293 5101 35636 96...

correct output
56642

user output
(empty)

Test 44

Group: 3

Verdict:

input
200000
4005 35201 22254 56956 49098 7...

correct output
287201

user output
(empty)

Test 45

Group: 3

Verdict:

input
200000
99266 91407 53419 70750 93505 ...

correct output
54045

user output
(empty)

Test 46

Group: 3

Verdict:

input
199999
23098 95019 27998 22880 40713 ...

correct output
184595

user output
(empty)