Compilare: main.c: In function 'main': main.c:16:21: warning: format '%[^ ' expects argument of type 'char *', but argument 3 has type 'char (*)[100]' [-Wformat=] fscanf(fptr,"%[^\n]s", &c); ^ main.c:11:31: warning: unused variable 'ch' [-Wunused-variable] int string_size, found=0, ch; ^~ main.c:16:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fptr,"%[^\n]s", &c); ^~~~~~~~~~~~~~~~~~~~~~~~~~