Compilare: user.cpp: In function ‘int main()’: user.cpp:21:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(x%d==0) if(x/d==d) a[d]++; ^ user.cpp:29:18: warning: left operand of comma operator has no effect [-Wunused-value] for(d=max1; d>=1,a[d]<k ; d--); ^ user.cpp:34:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(b[i]) ^ user.cpp:7:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmmdc2.in","r",stdin); ^ user.cpp:8:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmmdc2.out","w",stdout); ^ user.cpp:9:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld%ld",&n,&k); ^ user.cpp:12:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld",&x); ^