Compilare: user.cpp: In function ‘void citire()’: user.cpp:17:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=] fscanf(f,"%d %d",&n,&m); ^ user.cpp:17:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long long int*’ [-Wformat=] user.cpp: In function ‘void prim(int)’: user.cpp:30:13: warning: unused variable ‘j’ [-Wunused-variable] long long i,j,k,mn,p; ^ user.cpp: In function ‘int main()’: user.cpp:63:8: warning: unused variable ‘j’ [-Wunused-variable] {int i,j; ^ user.cpp: In function ‘void citire()’: user.cpp:17:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.cpp:22:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(f,"%d %d %d",&i,&j,&cost); ^