Eroare de compilare: user.cpp: In function ‘int sumd(int, int)’: user.cpp:22:13: error: ‘v’ was not declared in this scope for(i=1;v[i]*v[i]<=x;i++) ^ user.cpp:32:10: error: ‘v’ was not declared in this scope {v[j+1]=x;j++;s=s*((lgput(x,2)-1)/(x-1));} ^ user.cpp: In function ‘int main()’: user.cpp:42:5: error: ‘v’ was not declared in this scope v[j]=2; ^ user.cpp:38:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sumdiv2.in","r",stdin); ^ user.cpp:39:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sumdiv2.out","w",stdout); ^ user.cpp:41:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^