Compilare: user.cpp: In function ‘int main()’: user.cpp:33:29: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] vv[++o]=(v[i]<<i-1); ^ user.cpp:99:30: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(g,"%d",anou[1][1]); ^ user.cpp:36:9: warning: unused variable ‘nrnou’ [-Wunused-variable] int nrnou=0; ^ user.cpp:9:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&n); ^