Compilare: user.cpp: In function ‘int main()’: user.cpp:9:26: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=] fscanf(f,"%d%d",&a,&n); ^ user.cpp:21:25: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] vv[++o]=(v[i]<<i-1); ^ user.cpp:48:24: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(g,"%d",anou); ^ user.cpp:24:5: warning: unused variable ‘nrnou’ [-Wunused-variable] int nrnou=0; ^ user.cpp:9:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&a,&n); ^