Compilare: user.cpp: In function ‘int main()’: user.cpp:13:21: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[100222]’ [-Wformat=] fscanf(f,"%s",&s); ^ user.cpp:8:10: warning: unused variable ‘c’ [-Wunused-variable] char c,s[100222],t[100222]; ^ user.cpp:12:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d\n",&p); ^ user.cpp:13:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%s",&s); ^