Compilare: user.cpp: In function ‘int main()’: user.cpp:25:3: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(!ni&&C-fc[0]==4) ^ user.cpp:32:10: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] {if(n1%2) ^ user.cpp:15:18: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&L); ^ user.cpp:17:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] {fscanf(f,"%d",&fc[i]),C+=fc[i]; ^