Compilare: user.cpp: In function ‘void afisare()’: user.cpp:66:36: warning: format ‘%lf’ expects argument of type ‘double’, but argument 2 has type ‘std::pair<double, double>’ [-Wformat=] printf("%lf %lf\n",p[st[i]]); ^ user.cpp:66:36: warning: format ‘%lf’ expects a matching ‘double’ argument [-Wformat=] user.cpp: In function ‘void citire()’: user.cpp:17:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:20:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&a,&b); ^ user.cpp: In function ‘int main()’: user.cpp:71:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.in","r",stdin); ^ user.cpp:72:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.out","w",stdout); ^