CSES - Aalto Competitive Programming 2024 - wk6 - Homework

CSES - Aalto Competitive Programming 2024 - wk6 - Homework - Results

Submission details
Task:	Shortest Routes I
Sender:	eyong002
Submission time:	2024-10-02 22:20:14 +0300
Language:	C++ (C++20)
Status:	READY
Result:	RUNTIME ERROR

Test results
test	verdict	time
#1	ACCEPTED	0.00 s	details
#2	ACCEPTED	0.00 s	details
#3	ACCEPTED	0.01 s	details
#4	ACCEPTED	0.00 s	details
#5	ACCEPTED	0.00 s	details
#6	RUNTIME ERROR	0.39 s	details
#7	RUNTIME ERROR	0.40 s	details
#8	RUNTIME ERROR	0.39 s	details
#9	RUNTIME ERROR	0.39 s	details
#10	RUNTIME ERROR	0.40 s	details
#11	RUNTIME ERROR	0.40 s	details
#12	RUNTIME ERROR	0.39 s	details
#13	ACCEPTED	0.00 s	details
#14	RUNTIME ERROR	0.39 s	details
#15	RUNTIME ERROR	0.39 s	details
#16	RUNTIME ERROR	0.40 s	details
#17	RUNTIME ERROR	0.39 s	details
#18	RUNTIME ERROR	0.39 s	details

Compiler report

input/code.cpp: In function 'void printSolution(std::vector<int>&)':
input/code.cpp:17:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for (int i = 0; i < dist.size(); i++)
      |                     ~~^~~~~~~~~~~~~
input/code.cpp: In function 'int minDistance(int, std::vector<int>&, std::vector<bool>&)':
input/code.cpp:12:12: warning: 'min_index' may be used uninitialized in this function [-Wmaybe-uninitialized]
   12 |     return min_index;
      |            ^~~~~~~~~

Code

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

int minDistance(int V, vector<int>& dist, vector<bool>& sptSet)
{
    int min = INT_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(vector<int>& dist)
{
    for (int i = 0; i < dist.size(); i++)
        cout << dist[i] << " ";
}

void dijkstra(int V, vector<vector<int>>& graph, int src)
{
    vector<int> dist(V, INT_MAX);
    vector<bool> sptSet(V, false);

    dist[src] = 0;

    for (int count = 0; count < V - 1; count++) {
        int u = minDistance(V, dist, sptSet);

        sptSet[u] = true;

        for (int v = 0; v < V; v++)
            if (!sptSet[v] && graph[u][v]
                && dist[u] != INT_MAX
                && dist[u] + graph[u][v] < dist[v])
                {
                    dist[v] = dist[u] + graph[u][v];
                }
    }
    
    printSolution(dist);
}


int main()
{
    int n, m;
    cin >> n >> m;
    vector<vector<int>> graph(n, vector<int>(n,0));
    
    for (int i = 0; i < m; i++){
        int a, b, c;
        cin >> a >> b >> c;
        graph[a-1][b-1] = (graph[a-1][b-1]==0)?c:min(graph[a-1][b-1], c);
    }

    dijkstra(n, graph, 0);

    return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
`10 20 8 5 1 9 10 2 7 9 8 9 8 8 ...` view save

correct output
`0 9 11 20 13 14 19 29 27 29` view save

user output
`0 9 11 20 13 14 19 29 27 29` view save

Test 2

Verdict: ACCEPTED

input
`10 20 5 6 4 5 1 7 7 4 4 7 8 1 ...` view save

correct output
`0 7 9 17 15 17 21 22 25 30` view save

user output
`0 7 9 17 15 17 21 22 25 30` view save

Test 3

Verdict: ACCEPTED

input
`10 20 1 4 1 4 2 1 9 10 1 1 2 4 ...` view save

correct output
`0 2 11 1 2 7 16 18 12 13` view save

user output
`0 2 11 1 2 7 16 18 12 13` view save

Test 4

Verdict: ACCEPTED

input
`10 20 6 3 5 7 5 8 5 1 8 8 9 5 ...` view save

correct output
`0 5 9 18 22 10 14 23 27 36` view save

user output
`0 5 9 18 22 10 14 23 27 36` view save

Test 5

Verdict: ACCEPTED

input
`10 20 8 9 3 2 3 8 10 5 3 2 5 3 ...` view save

correct output
`0 8 16 18 11 17 24 23 16 26` view save

user output
`0 8 16 18 11 17 24 23 16 26` view save

Test 6

Verdict: RUNTIME ERROR

input
`100000 200000 18000 18001 426710313 73018 73012 558438094 87726 87671 355171790 53170 53171 869493690 ...` view save

correct output
`0 479659405 1165315262 1854343...` view save

user output
(empty)

Test 7

Verdict: RUNTIME ERROR

input
`100000 200000 26504 26450 258578924 49543 49544 28958186 75174 75175 89459846 39175 39228 119699475 ...` view save

correct output
`0 655556128 1413395076 1814086...` view save

user output
(empty)

Test 8

Verdict: RUNTIME ERROR

input
`100000 200000 39477 39413 773046299 69758 69759 558754983 23279 23280 142570619 61416 61479 874921013 ...` view save

correct output
`0 269736525 626115013 70199222...` view save

user output
(empty)

Test 9

Verdict: RUNTIME ERROR

input
`100000 200000 76662 76636 844365635 73339 73342 755006676 89878 89879 396562588 18801 18781 954807004 ...` view save

correct output
`0 598585836 1267139909 1803859...` view save

user output
(empty)

Test 10

Verdict: RUNTIME ERROR

input
`100000 200000 11724 11725 818399968 33244 33197 722525474 65530 65531 483965413 62405 62454 199581867 ...` view save

correct output
`0 387990617 441010945 92441292...` view save

user output
(empty)

Test 11

Verdict: RUNTIME ERROR

input
`100000 200000 1 2 1 1 3 1 1 4 1 1 5 1 ...` view save

correct output
`0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

user output
(empty)

Test 12

Verdict: RUNTIME ERROR

input
`100000 99999 1 2 1000000000 2 3 1000000000 3 4 1000000000 4 5 1000000000 ...` view save

correct output
`0 1000000000 2000000000 300000...` view save

user output
(empty)

Test 13

Verdict: ACCEPTED

input
`1 1 1 1 1` view save

correct output
`0` view save

user output
`0` view save

Test 14

Verdict: RUNTIME ERROR

input
`99999 149997 1 2 1 2 3 1 3 4 1 4 5 1 ...` view save

correct output
`0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 ...` view save

user output
(empty)

Test 15

Verdict: RUNTIME ERROR

input
`99997 149994 1 3 3 3 5 3 5 7 3 7 9 3 ...` view save

correct output
`0 1 2 3 4 5 6 7 8 9 10 11 12 1...` view save

user output
(empty)

Test 16

Verdict: RUNTIME ERROR

input
`60003 120000 1 2 30010 1 3 30010 1 4 30010 1 5 30010 ...` view save

correct output
`0 30010 30010 30010 30010 3001...` view save

user output
(empty)

Test 17

Verdict: RUNTIME ERROR

input
`60003 120000 1 2 30010 1 3 30010 1 4 30010 1 5 30010 ...` view save

correct output
`0 30010 30010 30010 30010 3001...` view save

user output
(empty)

Test 18

Verdict: RUNTIME ERROR

input
`100000 149997 1 50000 99997 1 49999 99995 1 49998 99993 1 49997 99991 ...` view save

correct output
`0 1 3 5 7 9 11 13 15 17 19 21 ...` view save

user output
(empty)

Aalto Competitive Programming 2024 - wk6 - Homework

Shortest Routes I

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Tasks

Submissions (eyong002)