Compilare: user.cpp: In function ‘int interc(int, int)’: user.cpp:46:20: warning: unused variable ‘aux’ [-Wunused-variable] int lv,ii,jj,k,aux,b,st,c,nr; ^ user.cpp:46:24: warning: unused variable ‘b’ [-Wunused-variable] int lv,ii,jj,k,aux,b,st,c,nr; ^ user.cpp:46:26: warning: variable ‘st’ set but not used [-Wunused-but-set-variable] int lv,ii,jj,k,aux,b,st,c,nr; ^ user.cpp:46:29: warning: unused variable ‘c’ [-Wunused-variable] int lv,ii,jj,k,aux,b,st,c,nr; ^ user.cpp: In function ‘int main()’: user.cpp:84:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&n,&q); ^ user.cpp:86:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&k); ^ user.cpp:89:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&a[i][j]); ^ user.cpp:93:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d%d",&c,&i,&j); ^