Compilare: user.cpp: In function ‘int main()’: user.cpp:17:39: warning: statement has no effect [-Wunused-value] while(fscanf(IN,"%d",&v[++n])==1)1; ^ user.cpp:24:31: warning: operation on ‘Size’ may be undefined [-Wsequence-point] t[S[++Size]=v[i]]=S[Size-1]; ^ user.cpp:15:21: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d ",&N); ^