Compilare: user.cpp:6:17: warning: overflow in implicit constant conversion [-Woverflow] const var INF = 1e9; ^ user.cpp: In function ‘void dijkstra()’: user.cpp:23:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(var i = 0; i < G[nod].size(); i++){ ^ user.cpp: In function ‘int main()’: user.cpp:38:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd %hd",&n, &A); ^ user.cpp:40:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd %hd",&nod, &p); ^ user.cpp:45:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd",&E); ^ user.cpp:47:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd %hd",&nod, &p); ^