Compilare: user.cpp: In function ‘int main()’: user.cpp:24:44: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[100000]’ [-Wformat=] fscanf(f,"%d",&p); fscanf(f,"%s",&s); ^ user.cpp:25:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (l=2;l<strlen(s)-1;l++) ^ user.cpp:29:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while ((i<strlen(s)-1)&&(ok==1)) ^ user.cpp:19:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&p); ^ user.cpp:24:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&p); fscanf(f,"%s",&s); ^ user.cpp:24:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&p); fscanf(f,"%s",&s); ^ user.cpp:46:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%c",&t); fscanf(f,"%c",&c); ^ user.cpp:46:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%c",&t); fscanf(f,"%c",&c); ^