Compilare: user.cpp: In function ‘int main()’: user.cpp:16:37: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘bool*’ [-Wformat=] fscanf(fin,"%d",&a[i][j]); ^ user.cpp:12:18: warning: variable ‘s’ set but not used [-Wunused-but-set-variable] int n,i,j,d1,s; ^ user.cpp:13:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ user.cpp:16:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&a[i][j]); ^