Compilare: main.cpp:11:1: warning: 'typedef' was ignored in this declaration typedef struct listNode; ^~~~~~~ main.cpp:13:1: warning: 'typedef' was ignored in this declaration typedef struct listNode ^~~~~~~ main.cpp: In function 'int main()': main.cpp:110:12: warning: unused variable 'head' [-Wunused-variable] listNode* head = NULL; ^~~~ main.cpp: In function 'int citireFisier(char*, int&, int&)': main.cpp:33:49: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &noduri, &nrmuchii,&node); ^ main.cpp:37:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &m); ^ main.cpp:39:14: warning: array subscript is above array bounds [-Warray-bounds] muchii[i][2] = m; ~~~~~~~~~~~^ main.cpp: In function 'void BFS(listNode*, listNode*, int, int)': main.cpp:88:27: warning: array subscript is above array bounds [-Warray-bounds] if (visited[muchii[i][2]] == 0 && muchii[i][1] == first->element) ~~~~~~~~~~~^