Compilare: user.cpp: In function ‘int dina(int, int)’: user.cpp:13:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,mini=inf; ^ user.cpp: In function ‘int main()’: user.cpp:32:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,st,dr,mij,ok,r; ^ user.cpp:33:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&e); ^ user.cpp:35:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&v[i]); ^ user.cpp: In function ‘void init()’: user.cpp:28:31: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] best[1][j]=abs(i-v[1]); ^