Compilare: user.cpp: In function ‘int main()’: user.cpp:92:32: warning: format ‘%lf’ expects argument of type ‘double’, but argument 3 has type ‘pct’ [-Wformat=] fprintf(g,"%.6lf",v[ h[1] ]); ^ user.cpp:52:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&r,&p); ^ user.cpp:53:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lf",&a); ^ user.cpp:55:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lf",&v[i-1].a); ^