Compilare: user.cpp: In function ‘int main()’: user.cpp:9:15: warning: variable ‘m’ set but not used [-Wunused-but-set-variable] int p,n,i,m,maxim=0,s,niv=0,j,ok=1; ^ user.cpp:10:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&p,&n); ^ user.cpp:14:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&a[i][j]); ^