Compilare: main.cpp: In function 'int main()': main.cpp:9:16: warning: unused variable 'x' [-Wunused-variable] int n,sx,i,x,cmsb; ^ main.cpp:9:18: warning: unused variable 'cmsb' [-Wunused-variable] int n,sx,i,x,cmsb; ^~~~ main.cpp:10:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&n); ^ main.cpp:13:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&v[i]); ^