Compilare: main.c: In function 'bfs_edges': main.c:104:25: warning: passing argument 1 of 'fopen' makes pointer from integer without a cast [-Wint-conversion] 104 | FILE* g = fopen(filename, "r"); | ^~~~~~~~ | | | char In file included from main.c:2: /usr/include/stdio.h:258:44: note: expected 'const char * restrict' but argument is of type 'char' 258 | extern FILE *fopen (const char *__restrict __filename, | ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~ main.c: In function 'main': main.c:124:44: warning: passing argument 4 of 'bfs_edges' makes integer from pointer without a cast [-Wint-conversion] 124 | bfs_edges(newGraph, node, visited, "bfs.out"); | ^~~~~~~~~ | | | char * main.c:80:74: note: expected 'char' but argument is of type 'char *' 80 | void bfs_edges(graphEdges graph, int startNode, int* visited, const char filename) | ~~~~~~~~~~~^~~~~~~~