Compilare: main.cpp: In function 'int main()': main.cpp:173:25: warning: format '%hd' expects argument of type 'short int*', but argument 3 has type 'int*' [-Wformat=] fscanf (fin,"%hd",&n); ^ main.cpp:185:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=1;j<chains[i].size();++j){ ~^~~~~~~~~~~~~~~~~ main.cpp:192:25: warning: format '%hd' expects argument of type 'short int*', but argument 3 has type 'int*' [-Wformat=] fscanf (fin,"%hd",&m); ^ main.cpp:202:45: warning: format '%hd' expects argument of type 'short int*', but argument 3 has type 'int*' [-Wformat=] fscanf (fin,"%hd %hd %hd",&tip,&x,&y); ^ main.cpp:173:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hd",&n); ^ main.cpp:176:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hd %hd",&x,&y); ^ main.cpp:192:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hd",&m); ^ main.cpp:195:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hd %hd",&x,&y); ^ main.cpp:200:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&q); ^ main.cpp:202:46: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hd %hd %hd",&tip,&x,&y); ^ main.cpp:212:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d %d",&t1,&t2); ^