#588
Dijkstra
Se dă un graf orientat ponderat – în care fiecare arc are asociat un cost, număr natural strict pozitiv, și un nod p
. Să se determine, folosind algoritmul lui Dijkstra, costul minim al drumului de la p
la fiecare nod al grafului.
Problema | Dijkstra | Operații I/O |
![]() dijkstra.in /dijkstra.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #50620236 | Utilizator | |
Fișier | dijkstra.cpp | Dimensiune | 2.45 KB |
Data încărcării | 17 Aprilie 2024, 13:30 | Scor / rezultat | Eroare de compilare |
dijkstra.cpp:54:11: error: stray '#' in program int main()#include <iostream> ^ dijkstra.cpp: In function 'void citire()': dijkstra.cpp:14:25: error: 'INT_MAX' was not declared in this scope c[i][j]=INT_MAX; ^ dijkstra.cpp: In function 'void Dijkstra(int)': dijkstra.cpp:34:14: error: 'INT_MAX' was not declared in this scope mini=INT_MAX; ^ dijkstra.cpp:22:11: warning: unused variable 'j' [-Wunused-variable] int i,j,mini,k,ok; ^ dijkstra.cpp: At global scope: dijkstra.cpp:54:12: error: expected initializer before 'include' int main()#include <iostream> ^ dijkstra.cpp:57:11: error: redefinition of 'std::ifstream f' ifstream f("dijkstra.in"); ^ dijkstra.cpp:4:10: error: 'std::ifstream f' previously declared here ifstream f("dijkstra.in"); ^ dijkstra.cpp:58:11: error: redefinition of 'std::ofstream g' ofstream g("dijkstra.out"); ^ dijkstra.cpp:5:10: error: 'std::ofstream g' previously declared here ofstream g("dijkstra.out"); ^ dijkstra.cpp:59:14: error: redefinition of 'int tata [1001]' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:5: error: 'int tata [1001]' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:59:24: error: redefinition of 'int viz [1001]' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:16: error: 'int viz [1001]' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:59:32: error: redefinition of 'int d [1001]' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:26: error: 'int d [1001]' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:59:34: error: redefinition of 'int n' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:34: error: 'int n' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:59:36: error: redefinition of 'int x0' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:36: error: 'int x0' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:59:49: error: redefinition of 'int c [101][101]' int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp:6:39: error: 'int c [101][101]' previously declared here int tata[1001],viz[1001],d[1001],n,x0,c[101][101]; ^ dijkstra.cpp: In function 'void citire()': dijkstra.cpp:60:6: error: redefinition of 'void citire()' void citire() ^ dijkstra.cpp:7:6: error: 'void citire()' previously defined here void citire() ^ dijkstra.cpp:67:25: error: 'INT_MAX' was not declared in this scope c[i][j]=INT_MAX; ^ dijkstra.cpp: In function 'void Dijkstra(int)': dijkstra.cpp:73:6: error: redefinition of 'void Dijkstra(int)' void Dijkstra(int x0) ^ dijkstra.cpp:20:6: error: 'void Dijkstra(int)' previously defined here void Dijkstra(int x0) ^ dijkstra.cpp:87:14: error: 'INT_MAX' was not declared in this scope mini=INT_MAX; ^ dijkstra.cpp:75:11: warning: unused variable 'j' [-Wunused-variable] int i,j,mini,k,ok; ^ dijkstra.cpp: In function 'int main()': dijkstra.cpp:113:18: error: 'INT_MAX' was not declared in this scope if(d[i]!=INT_MAX) ^ dijkstra.cpp: At global scope: dijkstra.cpp:121:1: error: expected unqualified-id before '{' token { ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Dijkstra face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.